casini probe. The archive will remain available to all as a historical record. casini probe

 
 The archive will remain available to all as a historical recordcasini probe The Cassini spacecraft's onboard cameras acquired a panoramic mosaic of Saturn that allows scientists to see details in the rings as they are backlit by the sun

Read more “We thought Enceladus was a run-of-the-mill icy satellite and yet we found it is active and nobody expected. To gather as much science as possible during its historic mission to the Saturnian system, the Cassini-Huygens spacecraft was equipped with 18 instruments, 12 on the Cassini orbiter and six on the Huygens probe. Huygens separated from Cassini in December 2004 and landed on Titan 3 weeks later, on 14 January 2005 . With respect to Saturn, Cassini traveled a total of 1. everything Cassini saw and experienced and sent back to us humans on Earth was gasp-worthy and awe-inspiring. The images were obtained using the Cassini spacecraft narrow-angle camera on July 16, 2017, at a distance of about 777,000 miles (1. 7 m high and more than 4 m wide. On Oct. Phosphorus, the least abundant of the essential elements necessary for biological processes, hadn. Cassini is dead; long live Cassini. Cassini, the largest interplanetary spacecraft ever launched by NASA, also successfully launched the European Space Agency's Huygens. 06 kB) 2005-01-21: Titan: Cassini-Huygens: Descent Imager/Spectral Radiometer. 5-billion-kilometer) voyage. It is a joint mission between NASA's Jet Propulsion Laboratory, which built the Cassini orbiter, and the European Space Agency, which built the Huygens probe. 8 MB. The Cassini space probe mission is coming to an end this month when the probe makes its final destructive plunge in to Saturn. 14, 2017 at 19:59 UTC (spacecraft event time). NASA/JPL-Caltech/Brian Kumanchik/Christian Lopez. S. Bonnie Buratti of NASA’s Jet Propulsion Laboratory _____ data about Saturn’s rings collected by the Cassini spacecraft when she made an interesting discovery: the tiny moons embedded between and within Saturn’s rings are shaped by the buildup of ring material on the moons’ surfaces. 15, 1997, on a Titan IVB/Centaur rocket from Cape Canaveral Air Force Station in Florida. 15), ending its epic 13-year stint at the ringed planet with a bang. 8 m (22. stl file - 1. In a rare moment, the Cassini spacecraft captured this enduring portrait of a near-alignment of four of Saturn's restless moons. May 5, 2021. PIA23170: Infrared Eye Yields New Spectral Map. nasa. That Cassini is still functioning so well after 13 years in orbit isn't a big surprise to JPL mission engineer Julie Webster. Diagram of an RTG used on the Cassini probe. Cassini is three-axis stabilized. Interactive 3D model of the Cassini-Huygens spacecraft. This video uses actual images taken by the probe during its two-and-a-half-hour fall under its parachutes. Gravity-assists from two swing-bys of Venus and one of Earth provide the equivalent of 68 040 kilograms of rocket fuel. This. It is only fitting then that the Cassini probe would also capture images of the very spot where its mission would end. 15, 2017, returning science data to the very end. Saturn's last equinox occurred in 2009, while NASA's Cassini spacecraft was orbiting the gas giant planet for close-up reconnaissance. This true color mosaic of Jupiter was constructed from images taken by the narrow angle camera onboard NASA’s Cassini spacecraft on December 29, 2000, during its closest approach to the giant planet at a distance of approximately 10 million kilometers (6. The mission has been a major success. PDT (5:27 p. Impact Site—Cassini's Final Image: This monochrome view is the last image taken by the imaging cameras on NASA's Cassini spacecraft. The Imaging. NASA. B) float. On Oct. Artist's concept of Cassini 's controlled atmospheric entry into Saturn. , Saturn's rings are widest open, doubling the planet's. e. Follow along with the NASA spacecraft and its 13 years of amazing discoveries in our immersive 3-D experience. Swingin' on a Star. Saturn's icy moon Enceladus sinks behind the planet in a farewell portrait from NASA's Cassini spacecraft, which destroyed. zip file - 5. Cassini was a robotic spacecraft that arrived at Saturn on July 1, 2004 Universal Time (June 30 in U. The ESA component consists largely of the Huygens probe, which entered the atmosphere of Saturn's largest moon, Titan, and descended under parachute down to the surface. Cassini 3D Model. 82-1467,. The Cassini-Huygens mission is a cooperative project of NASA, ESA (European Space Agency) and the Italian Space. Cassini turns on probe radio link receivers. Gravity Assists From Cassini’s launch through the mission’s Grand Finale, “gravity assists” were essential to making the spacecraft go where the scientists wanted it to go. Launched in 1997, Cassini will. It. Cassini, the largest interplanetary spacecraft ever launched by NASA, also successfully launched the European Space Agency's Huygens probe. Some examples: 1 / 5. This propellant-saving, mission-enabling technique has been used in solar system exploration since the early 1970s. As an all-purpose flagship spacecraft, it was designed to answer general questions about Saturn and its moons, and help us figure out questions for new missions to answer. November 28, 2017 11:41 AM EST. Cassini-Huygens. She says the spacecraft came prepared. [1] She is an expert on planetary rings and the. Cassini 3-D Printer Model. The Cassini spacecraft undertook an extensive exploration of the Saturnian system with. It provided a detailed study. Thanks to gravity assists from Saturn's moon Titan, the probe. Radar How It Worked Invisible to human eyes, radio waves can penetrate thick and murky atmospheres, and they bounce off of hard surfaces. S. The space agency had no other choice. Photo: NASA/JPL-Caltech. ET. The probe’s 2 hour 27 min parachute descent provided an in situ atmospheric profile of temperature, pressure, density, wind, and. On July 1, 2004, NASA's Cassini spacecraft arrived at Saturn, marking the end of the spacecraft's nearly seven-year journey through the solar system as well as the beginning of its tour of Saturn. The spacecraft consists of the Cassini orbiter and the Huygens probe. gravitation, the Cassini spacecraft serves as a point-mass probe within the gravity field of Saturn and its satellites; precision measurements of the Earth-Cassini distance and relative velocity can be used to infer the target body mass and higher order field components. Now, using that data, captured with. The view was captured by NASA's Cassini spacecraft during its first Grand Finale dive past the planet on April 26, 2017. spacecraft to orbit the ringed planet and study the Saturnian system in detail over a four-year period. After two decades in space, NASA's Cassini spacecraft is nearing the end of its remarkable journey of exploration. m. Recent images taken by the Cassini spacecraft have revealed multiple large impact basins, with at least five measuring over 350 km in diameter. and discovered they are up to 170 metres deep. 20, 2004 to Cassini’s end of mission on Sept. The spacecraft captured the view on April 12, 2017 at 10:41 p. 24 and enter Titan's atmosphere on Jan. 15), ending a storied 13-year run through the Saturn system. Twenty-two times, NA. The image was taken with the Cassini spacecraft wide-angle camera at a distance of approximately 1. m. Cassini's cosmic dust analyzer (CDA) instrument repeatedly detected miniscule rock particles rich in silicon. Visual and Infrared Mapping Spectrometer. The spacecraft died on Saturn more than an hour ago, but this is confirmation: the end of its broadcast at 12. An artist's render of Cassini in orbit around Saturn. After a daring two-and-a-half hour descent to the surface of the. The New Horizons spacecraft passed by Jupiter in 2007 and made improved measurements of its and its satellites' parameters. NASA’s Cassini spacecraft, in orbit around Saturn since 2004, is about to begin the final chapter of its remarkable story. 9 micron wavelength. How many instruments are on board Cassini?The Cassini spacecraft pulled off its final mission after 20 years in space, and collected data as it crashed into Saturn’s atmosphere. But when Cassini later found the plume of ice and vapor originates. This image shows a region in Saturn's outer B ring. The mission is comprised of two parts: the Cassini spacecraft and the Huygens probe. In 2005, Huygens was deployed to the surface of Saturn’s largest moon, Titan. Paaliaq. MESSENGER, the first probe to orbit Mercury, took a black-and-white image from a distance of 61 million miles (98 million kilometers) as part of a campaign to search for natural. We welcome your feedback on your experience. Steve. PIA23170: Infrared Eye Yields New Spectral Map. Published April 23, 2017. Haze on the Horizon: This false-color view from NASA's Cassini spacecraft gazes toward the rings beyond Saturn's sunlit horizon. Artist's concept of Cassini 's controlled atmospheric entry into Saturn. 30, 2010. The shadow of the body of Enceladus on the lower portions of the jets is clearly visible. The Cassini mission had two mission extensions, allowing for more flybys, investigations and measurements, over. HOMESTEAD FL 33031 USA IF YOU NEED ANY FURTHER HELP WITH YOUR. Missions like NASA’s Pioneer 11, Voyagers 1 and 2, the Cassini spacecraft, and the Hubble Space Telescope have tracked Saturn’s atmosphere and rings for many decades. Among the many pioneering technologies of the. Cassini plunged into Saturn’s atmosphere on Sept. 55 UK time as it fell into Saturn and became part of the planet. Launched in 1997, the Cassini-Huygens mission, a cooperative project of NASA, ESA (the European Space Agency) and the Italian Space Agency, traveled for seven years to reach the ringed planet and its 62 moons. Cassini Assembly. Using data collected by NASA’s Cassini mission, an international team of scientists has discovered phosphorus – an essential chemical element for life – locked inside salt-rich ice grains ejected into space from Enceladus. 11, 2009, Cassini became the only spacecraft ever to give scientists an up-close view of Saturn’s rings during the planet’s equinox. Cassini is three-axis stabilized. The spacecraft, named after astronomers Giovanni Cassini and Christiaan Huygens, comprised both NASA’s Cassini probe, and ESA’s Huygens lander which would be landed on Saturn’s largest moon, Titan. With full tanks, and with the European Space Agency’s Huygens probe attached, the spacecraft weighed 12,593. The Cassini spacecraft releases the European Space Agency-built Huygens probe at Saturn's moon Titan. Having expended almost every bit of the rocket propellant it carried to Saturn, operators deliberately plunged Cassini into the planet to ensure Saturn’s moons remain pristine for future exploration—in particular, the ice-covered, ocean-bearing moon This gallery contains the full record of the Cassini spacecraft’s raw images taken from Feb. english. The Huygens probe was attached to Cassini. Just after 3:30 a. In 2005, NASA’s Cassini spacecraft observed a plume of material erupting from fissures in the surface near the moon’s south pole. Filters. Huygens is 50,000 km from Titan. As the beloved spacecraft hurtled toward its fiery doom, it beamed home a final collection of eerily beautiful images. Cassini-Huygens. May 6, 2017. Porco (born March 6, 1953) is an American planetary scientist who explores the outer Solar System, beginning with her imaging work on the Voyager missions to Jupiter, Saturn, Uranus and Neptune in the 1980s. It is the most detailed global color portrait of Jupiter ever produced. ‘We have shown that a likely reaction product of HCN, polyimine, is capable of absorbing light of many wavelengths,’ Rahm explains. Onboard Cassini is a sci-entific probe called Huygens that will be released from the main space-craft to para-chute through the atmosphere to the surface of Saturn’s largest and most interesting moon, Titan. En route, the radio signal interacted with Saturn’s moons, rings or Saturn's atmosphere. Impact Site—Cassini's Final Image: This monochrome view is the last image taken by the imaging cameras on NASA's Cassini spacecraft. On September 11, four days before NASA’s veteran Saturn explorer plunges. NASA's Galileo spacecraft was designed to study the large, gaseous planet Jupiter, its moons and its surrounding magnetosphere, which is a magnetic bubble surrounding the planet. The view here is of the outer edge of the B ring, at left, which is perturbed by the most powerful gravitational resonance in the rings: the "2:1 resonance" with the icy moon Mimas. . (The Voyager probes and the Pioneer 11 probe had all made short flybys of Saturn prior to Cassini's. The final chapter in a remarkable mission of exploration and discovery, Cassini's Grand Finale is in many ways like a brand new mission. It looks toward the planet's night side, lit by reflected light from the rings, and shows the location at which the spacecraft would enter the planet's atmosphere hours later. How We Used It. NASA's Cassini spacecraft lifts off on Oct. It. The spacecraft flew directly through the plume at an altitude of 120 miles (200 kilometers). Undoubtedly, of the wonders of the solar system, Saturn's angelic rings stand out as a fan-favorite. This article provides a timeline of the Cassini–Huygens mission (commonly called Cassini). Highlights. It took more than an hour for the probe's last signal to reach antennas on Earth. The plaques show the nude figures of a human male. NASA’s Cassini Mission 47m. ‘If present on Titan, it may therefore allow for photochemically driven chemistry, some of. The Story Timeline Cassini’s exploration of Saturn spans decades. The camera was pointing toward Rhea at 26,019 miles (41,873 kilometers) away. nasa. m. Read all about Cassini's "Grand Finale" and its Sept. Cassini’s Final Images. Image scale is 68 miles (109 kilometers. The view was acquired on Sept. NASA/JPL-Caltech/Space Science Institute. 3 billion mission has sparked an intense battle over the. 1625--1712, French astronomer, born in Italy. ) of Titan's atmosphere as a function of height; (2) measure the abundance of atmospheric. Built using Unity 3D and a RoR, MySQL backend. How did the Cassini probe get to Saturn and why did it take so long? Pioneer 11 and the Voyager probes took the direct route, reaching Saturn in three years, but Cassini took seven. Credit: NASA/JPL/Space Science Institute. PDT (1:41 a. Download a printable 3-D model of the Cassini spacecraft. ET, though news of. The spacecraft must. Using data collected by NASA’s Cassini mission, an international team of scientists has discovered phosphorus – an essential chemical element for life – locked inside salt-rich ice grains ejected into space from Enceladus. The Cassini spacecraft releases the European Space Agency-built Huygens probe at Saturn's moon Titan. Cassini is ending its 13-year tour of the Saturn system with an intentional plunge into the planet to ensure Saturn's moons – in particular Enceladus,. D. The Cassini-Huygens project was a cooperative project between NASA and ESA (as well as the Italian Space Agency, ASI). The wide-angle camera captured broad scenes, such as the entirety of Saturn and its rings from more than a million miles (1. Our scientists and far-ranging robots explore the wild. 15 plunge into Saturn, the mission team continued to update their predicted time for loss of signal. 6 miles) of the surface of Enceladus, NASA's Cassini captured this stunning mosaic as the spacecraft sped away from this geologically active moon of Saturn. In order to obtain some more control of its. No one can ever say that Cassini went quietly into its good night. When the Cassini space probe makes its final descent into Saturn later today, data from the final nine hours of the mission will be sent back to NASA’s tracking station in Canberra, Australia. The secret has been hiding in plain view for 40 years. After its four-year prime mission,. The Cassini spacecraft is the largest interplanetary spacecraft built by NASA. Several important missions like the Galileo missions and New Horizons missions obtained information on the polar cyclones, volcanoes on lo ( one of the Jupiter’s moons) and studied four moons of Jupiter namely. This video uses actual images taken by the probe during its two-and-a-half hour fall under its parachutes. It measures 6. Remembering Cassini, Texas Style. and Kia, T. Thus, it is thought that Rhea is composed of a homogenous mixture of ice and rock — a frozen dirty snowball. Article. The Cassini spacecraft solved the puzzle. 59 MB) JPEG (606. ESA's contribution to the Cassini mission, Huygens' objectives are to: (1) determine the physical characteristics (density, pressure, temperature, etc. Diving deeper into Saturn's rings than e. Was released from Cassini on December 24 and landed on Titan January 14. Cassini's Last Photo. 2, 2010. At left is an unprocessed, or raw, image from NASA's Cassini spacecraft. Cassini-Huygens was an unprecedented foray into the unknown. Cassini spacecraft finds possibility of alien life, then runs out of fuel. Three recent studies by scientists at NASA’s Ames Research Center in California’s Silicon Valley examine data from NASA’s Cassini mission and provide evidence that Saturn’s rings are both young and ephemeral – in astronomical terms, of course. In fact, the rings may have formed much later than the planet itself, according to a new analysis of gravity science data from NASA's Cassini spacecraft. On September 15, 2017, the 20-year Cassini mission ended in a "death dive" into Saturn's upper atmosphere, collecting data until the spacecraft broke apart and became part of the planet it set out. Full Article. NASA's Cassini spacecraft may have found evidence of liquid water reservoirs that erupt in Yellowstone-like geysers on Saturn's moon Enceladus. The Huygens probe was built and operated by ESA and carried on the Cassini spacecraft. m. and discovered they are up to 170 metres deep. Will be released from Cassini on Dec. 15, 2017, with a final plunge into Saturn. Even before Cassini reached Saturn in 2004, the CDA instrument began detecting nano-dust particles when the spacecraft was more than 62 million miles. The mission will end Sept. S. The gravity assist accelerated the Cassini spacecraft by about 4 miles per second (7 kilometers per second) to help the spacecraft reach Saturn. NASA Cassini Probe captured Earth from the Saturn system in 2017 and 2013. Before Cassini arrived at the Saturn system, planetary explorers only had hints that something interesting might be happening at Enceladus. Full Resolution: TIFF (1. For their study, they. 2 kB) JPEG (55. On Sept. Cassini died early Friday, around 6:22 a. The mission at Saturn ended in 2017, 13 years after its arrival but after the plucky probe plunged through the rings 22 times giving us 22 ring plane crossings to study. Planned for launch in October 2024, the spacecraft is being developed to study the Galilean moon Europa through a series of flybys while in orbit around Jupiter. Jan. [+] Jupiter. Description. -- Full Story: is a mission to the Saturn system. But before that happens, the probe will snap its. The $3. The Cassini spacecraft, with the European Space Agency’s Huygens probe attached, became the first human-made object to orbit Saturn in 2004. . This spectacular streak shot was taken from Hangar AF on Cape Canaveral Air Force Station, with a solid rocket booster retrieval ship in the foreground. Cassini will plummet into Saturn's atmosphere early Friday morning (Sept. Cassini also carried the Huygens probe, which parachuted to the surface of the planet’s largest moon, Titan, in January 2005. His two main pieces of advice — prepare for surprises, and assume a spacecraft is going to last longer than expected. Six years ago the Cassini spacecraft, which had spent nearly two decades in orbit around Saturn, finished its mission with a grand finale, plunging itself into the depths of Saturn's atmosphere. The probe’s 2 hour 27 min parachute descent provided an in situ atmospheric profile of temperature, pressure, density, wind, and composition, as well as. The American-led Cassini space mission to Saturn has just come to a spectacular end. Overview: Saturn’s Moons The Voyager and Pioneer flybys of the 1970s and 1980s provided rough sketches of Saturn’s moons. 1 / 10. 14, 2017 at 19:59 UTC (spacecraft event time). Image scale is about 11 miles (17 kilometers). Cassini is the largest interplanetary spacecraft ever constructed by NASA. 5. The Cassini mission is a cooperative project of NASA, ESA (the. Blueprint卡惠. . Cassini carried a probe called Huygens to the Saturn system. Cassini was slated to. Cassini launched on Oct. 3950x2946x3. The key to the gravity assist technique is that it involves three. Total distance traveled: At Cassini’s end of mission, the spacecraft had traveled about 4. The Cassini spacecraft was built by NASA's Jet Propulsion Laboratory (JPL) and the Italian Space Agency (ASI) and is one of the largest, heaviest, and most complex interplanetary spacecraft ever built. NASA/JPL-Caltech/Space Science Institute. Spacecraft: Go to PIAxxxxx: Refine this list of images by: Target: Click on an image for detailed information Click on a column heading to sort in ascending or descending order. NASA's Voyager Spacecraft Still Reaching for the Stars After 40 Years. Just after 3:30 a. MESSENGER, the first probe to orbit Mercury, took a black-and-white image from a distance of 61 million miles (98 million kilometers) as part of a campaign to search for. The Huygens probe, will descend, via parachute, to the surface of Titan to study its atmosphere and surface. 15, 1997, with the European Space Agency’s Huygens probe. "We carry two computers, two. . Sep 2, 2019. Read all about Cassini's "Grand Finale" and its Sept. The Galileo spacecraft was the first to have entered orbit around Jupiter, arriving in 1995 and studying the planet until 2003. EDT). This type of. The Cassini spacecraft made several close approaches and provided detailed images of Mimas. The ESA component consists largely of the Huygens probe, which entered the atmosphere of Saturn's largest moon, Titan, and descended under parachute down to the surface. This . The spacecraft had twice taken similar photographs (in 2006 and 2012) in its. Here, Cassini takes a photo of Saturn backlit by the sun. — Cassini went down fighting. Saturn's icy moon Enceladus sinks behind the planet in a farewell portrait from NASA's Cassini spacecraft, which destroyed itself by diving into the ringed giant on September 15, 2017. The space agency had no other choice. Image scale is about 11 miles (17 kilometers). In this stunning animation, watch NASA's Cassini spacecraft begin the last chapter of its 20-year mission to Saturn. NASA/JPL/Space Science Institute. Titan. Dive deep into the journey with this interactive timeline. Almost two tons of Saturn’s mass came from Earth – The Cassini spacecraft was intentionally vaporized in Saturn’s atmosphere in 2017. The exploration of Saturn has been solely performed by crewless probes. Cassini carried a passenger to the Saturn. Cassini-Huygens performed a flyby of the planet Venus, getting within about 176 miles (284 kilometers) of the Venusian surface. Thanks to gravity assists from Saturn's moon Titan, the probe. 9, 2008, just after coming within 25 kilometers (15. 445858 billion kilometers) from Earth. Huygens separated from Cassini in December 2004 and landed on Titan 3 weeks later, on 14 January 2005 . Cassini's final image (natural color) This natural color view, created using images taken with red, green and blue spectral filters of Cassini's Solid-State Imaging system, is the last image taken by the spacecraft. The American-led Cassini space mission to Saturn has just come to a spectacular end. Imaging Science Subsystem. Our scientists and far-ranging robots explore the wild. This unprocessed image shows features in Saturn’s atmosphere from closer than ever before. 2 spacecraft saw when it passed by Neptune in 1989. Onboard Cassini is a sci-entific probe called Huygens that will be released from the main space-craft to para-chute through the atmosphere to the surface of Saturn’s largest and most interesting moon, Titan. The spacecraft carried a passenger, the European Huygens probe -- the first human-made object to land on a world in the distant outer solar system. C) explode due to its liquid metallic hydrogen. 15, 2017. It can just be seen in the image at the top, which was published in 1676 in the Philosophical. On September 15, 2017, the 20-year Cassini mission ended in a "death dive" into Saturn's upper atmosphere, collecting data until the spacecraft broke apart and became part of the planet it set out. Cassini flew over seas and lakes of methane. Cassini-Huygens, Space probe. . 1. MEDIA ADVISORY M17-042. カッシーニ (Cassini-Huygens) は、アメリカ航空宇宙局(NASA)と欧州宇宙機関(ESA)によって開発され、1997年に打上げられた土星 探査機である。. Browse the full library of unprocessed images beamed back from Saturn by the Cassini orbiter. The heartbreak. Cassini had 12 scientific instruments divided into three sets of tools. Titan's surface is thought to be a poor reflector of extremely-low-frequency radio waves, so they may instead be reflecting off the liquid–ice boundary of a subsurface ocean. The probe launched in 1997 and delivered unprecedented looks at the ringed planet. Cassini-Huygens. The Casini probe indicated that HCN is missing from Titan’s surface and polyimine might help explain this absence. Cassini was the first spacecraft ever to orbit Saturn, thanks to a complex maneuver that allowed it to slip through the giant planet's rings and become captured by the planet's gravity. 17, 1789 by English astronomer William Herschel, using his 40-foot reflector telescope. Pan, the ravioli. After a gentle descent lasting more than two hours, it landed with a thud on. The small moon is known to possess a subsurface ocean, and water from that ocean erupts through cracks in Enceladus. The Cassini-Huygens mission is a NASA/ESA/ASI mission to explore the Saturnian system. Article. The Cassini probe discovered evidence for the layered structure in the form of natural extremely-low-frequency radio waves in Titan's atmosphere. The view was obtained at a distance of approximately 1. 26 billion Cassini-Huygens mission — a joint effort among NASA, the. Where is Cassini now? 22/12/2004 34016 views 119 likes. 14th, 2017. The spacecraft carried a passenger, the European Huygens probe -- the first human-made object to land on a world in the distant outer solar system. 1 million miles (1. The principal objectives are to: (1) determine the three-dimensional structure and dynamical behavior of the rings; (2) determine the composition. It shows the location where the. The Cassini-Huygens spacecraft is one of the largest, heaviest and most complex interplanetary spacecraft ever built. m. 03 MB) JPEG (2. It has information to help understand the spacecraft and mission, the instrument payload, details. ENTER Connect. ENTER The Story Timeline Cassini’s exploration of Saturn spans decades. NASADecember 20, 2016. HUYGENS PROBE: Spacecraft is 8. 5 billion kilometers) away. Three missions were flybys, which. The Cassini-Huygens spacecraft was one of the largest, heaviest and most complex interplanetary spacecraft ever built, weighing in at 5. gov. On Aug.