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NASA Space Science Data Coordinated Archive

Welcome to the NASA Space Science Data Coordinated Archive, NASA's archive for space science mission data.

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Astro-H, also known as Hitomi or "Eye", an X-ray astronomy collaboration between JAXA and NASA, was launched from the Tanegashima launch facility in Japan on 17 February 2016 at 5:45 p.m. Japan Standard Time (08:45 UTC). More...

ESA's Gaia mission launched successfully on a Soyuz-Fregat rocket from Kourour, French Guiana at 09:12 UT on 19 December 2013. The mission is designed to measure the positions and velocity of roughly 1,000,000,000 stars as well as determine their temperature, composition, and other properties. More...


On 20 January 2018, the IMAGE spacecraft was re-discovered by an amateur astronomer, and its identity was subsequently confirmed on 30 January. The data from the IMAGE signal will be analyzed over the next few weeks to determine the state of the spacecraft. More...

NASA's launch of the Interface Region Imaging Spectrograph (IRIS) spacecraft took place at 7:27 p.m. on 27 June 2013 (02:27 UT, 28 June) about 100 miles from Vandenberg AFB. More...

Voyager 1 has encountered a region of spacecraft at the edge of our solar system that scientists believe is the last region the spacecraft will have to cross prior to entering interstellar space. More...

Lunar and Planetary Science

The European Space Agency's BepiColombo mission has passed the final major review in Europe and is now ready to be shipped to the ESA spaceport in Kourou, French Guiana at the end of April. The launch window opens on 05 October 2018. More...

The Chandrayaan 2 mission to the Moon is scheduled to launch from Satish Dhawan Space Center in India in April. The mission comprises an orbiter, lander, and a six-wheeled solar powered lunar rover.

NASA announced the two finalists for the fourth New Frontiers mission on Wednesday, 20 December 2017. The finalists are the CAESAR sample return mission to comet Churyumov-Gerasimenko, and the Dragonfly lander/rotorcraft mission to Titan. A mission will be chosen from these finalists in 2019 for launch in the mid-2020's. More...

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