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NASA Space Science Data Coordinated Archive

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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 Parker Solar Probe launched successfully on 12 August. The mission to explore the Sun will make 7 flybys of Venus. For more, see the NASA press release.

The Japanese Hayabusa 2 spacecraft reached asteroid Ryugu and entered a stationkeeping position 20 km away on 27 June 2018. It then lowered its altitude to return images from 6 km above the surface. More....

12 new moons have been discovered orbiting Jupiter, bringing the total number of Jovian natural satellites to 79. For more on the discoveries, see the Carnegie Science press release.

The ESA Bepi-Colombo mission is set to launch to Mercury on 19 October 2018 from Kourou, French Guiana. For more, see the 26 July ESA announcement.

Launch of the Chandrayaan 2 mission to the Moon has been delayed until the first week of October to allow time to complete mission tests. Launch of the orbiter, lander, and a six-wheeled lunar rover from Satish Dhawan Space Center in India was originally scheduled for April 23.

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