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Neptune’s largest moon Triton as seen by Voyager 2 in 1989. The proposed Trident mission would be the first to return to this bizarre world in over three decades. Photo Credit: Credit: NASA/JPL/USGS Much of the outer Solar System has now been visited by robotic spacecraft from Earth, including the gas and ice giants […] 
The 70-meter-wide (230-feet-wide) radio antenna at the Deep Space Network’s Canberra site in Australia. It is the only antenna that that communicate with Voyager 2 from the southern hemisphere, and will be undergoing crucial upgrades for 11 months beginning in March. Photo Credit: NASA/Canberra Deep Space Communication Complex With so many space missions currently exploring […] 
Neptune, as seen by Voyager 2 in 1989. No other missions have yet returned to this enigmatic world. Photo Credit: NASA/JPL READ Part 1, Part 2 and Part 3 of AmericaSpace’s Neptune 30th anniversary commemorative feature. Thirty years ago today, NASA’s Voyager 2 spacecraft swept silently over the royal-blue clouds of Neptune at […] 
The Great Dark Spot and Bright Companion, together with the chevron-like “Scooter” are visible in this Voyager 2 image of Neptune. Photo Credit: NASA READ Part 1 and Part 2 of AmericaSpace’s Neptune 30th anniversary commemorative feature. Thirty years ago this weekend, NASA’s Voyager 2 spacecraft swept silently above Neptune’s royal-blue cloud-tops and […] 
Artist’s concept of Triton and its thin atmosphere, with Neptune and the distant Sun in the background. Image Credit: European Southern Observatory (ESO) Thirty years ago, this month, humans and technology steeled themselves for the last, first-time, close-up glimpse of a new planet in the 20th century. NASA’s Voyager 2 spacecraft, launched in August […] 
Neptune and its large moon, Triton, as seen by Voyager 2 in August 1989, three days after closest approach. Photo Credit: NASA Thirty years ago, this month, all eyes were on the outermost reaches of the Solar System, as humanity braced itself for its last, first-time, close-up glimpse of a new planet in the […] 
Artist’s concept of one of NASA’s Voyager spacecraft, including the location of the cosmic ray subsystem (CRS) instrument. Image Credit: NASA/JPL-Caltech With all of the current and recent planetary missions throughout the Solar System, it may be easy to forget sometimes that there are still some older spacecraft that have been traveling for decades […] 
Uranus’ moon Miranda shows signs of past geological activity, with deep canyons and other chaotic terrain. Photo Credit: NASA/JPL-Caltech Seventy years ago, the existence of a new world was added to the growing vault of human knowledge. More than 1.8 billion miles (2.9 billion km) from Earth, circling the gaseous planet Uranus, its […] 
The Voyager adventure began 40 years ago, today, on 20 August 1977. Image Credit: NASA/JPL-Caltech Forty years ago, today, on 20 August 1977, a space explorer rose from Earth on a multi-decade adventure, which would unveil all four of the Solar System’s giant gaseous planets in unprecedented detail. Despite being originally detailed to […] 
Uranus and Neptune: the Solar System’s unique ice giant planets, of which we only got brief glimpses during the Voyager 2 flybys in the 1980s, beckon for further, more detailed exploration. Image Credit: NASA Last year’s historic close flyby of Pluto by NASA’s New Horizons spacecraft put the outer Solar System firmly back […] |
 Next Launch NROL-44 on a Delta IV Heavy rocket from Cape Canaveral AFB, FL scheduled for: 27 Sep 20 at 4:10 GMT 27 Sep 20 at 12:10am Eastern 
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