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In astronomy, the new moon is the first lunar phase, when the Moon and Sun have the same ecliptic longitude. At this phase, the lunar disk is not visible...

The Spitzer Space Telescope, formerly the Space Infrared Telescope Facility (SIRTF), is an infrared space telescope launched in 2003, that was deactivated...

Weightlessness is the complete or near-complete absence of the sensation of weight, i.e., zero apparent weight. It is also termed zero g-force, or zero-g...

Phoenix was an uncrewed space probe that landed on the surface of Mars on May 25, 2008, and operated until November 2, 2008. Phoenix was operational on...

Nozomi (Japanese: のぞみ, lit. "Wish" or "Hope", and known before launch as Planet-B) was a Japanese Mars orbiter that failed to reach Mars due to electrical...

The European Data Relay System (EDRS) system is a European constellation of GEO satellites that relay information and data between satellites, spacecraft...

Hera is a space mission in development at the European Space Agency in its Space Safety program. Its primary objective is to study the Didymos binary asteroid...

Sierra Nevada Corporation (also styled SNC) is an American aerospace, defense, electronics, engineering and manufacturing corporation that specializes...

The Rockwell X-30 was an advanced technology demonstrator project for the National Aero-Space Plane (NASP), part of a United States project to create a...

The Space Transportation System (STS), also known internally to NASA as the Integrated Program Plan (IPP), was a proposed system of reusable crewed space...

Stars-AO also known as Aoi is an experimental cubesat with a small camera packaged. It uses amateur radio frequencies to communicate with the ground. "STARS-AO...

A contact binary is a small Solar System body, such as a minor planet or comet, that is composed of two bodies that have gravitated toward each other until...

Expedition 50 was the 50th expedition to the International Space Station. Robert S. Kimbrough, Andrei Borisenko and Sergey Ryzhikov transferred from Expedition...

Space art or astronomical art is a genre of art that focuses on the universe as a frame of reference. Like other genres, space art has many facets and...

FIRE (Flyby of Io with Repeat Encounters) is a concept mission to Jupiter's innermost major moon Io. The mission was first presented in 2012 for a possible...

The Příbram meteorite fell on 7 April 1959 east of Příbram, former Czechoslovakia (now the Czech Republic). Four pieces were found, the largest having...

PW-Sat is a series of Polish CubeSats designed and built by students at the Warsaw University of Technology in conjunction with the Faculty of Power and...

Mars Base Camp (MBC) is a crewed Mars laboratory orbiter concept under study that was commissioned by NASA from Lockheed Martin in US. It would use both...

The High Speed Photometer (HSP) is a scientific instrument formerly installed on the Hubble Space Telescope. The HSP was designed to measure the brightness...

Events from the year 1974 in North Korea. Premier: Kim Il Supreme Leader: Kim Il Sung President: Kim Il Sung Vice President: Choe Yong-gon (alongside Kang...