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According to the International Astronomical Union (IAU), a minor planet is an astronomical object in direct orbit around the Sun that is exclusively classified...

The study of extraterrestrial atmospheres is an active field of research, both as an aspect of astronomy and to gain insight into Earth's atmosphere. In...

Planetary protection is a guiding principle in the design of an interplanetary mission, aiming to prevent biological contamination of both the target celestial...

In planetary astronomy and astrobiology, the Rare Earth hypothesis argues that the origin of life and the evolution of biological complexity, such as sexually...

Koronas-Foton (‹See Tfd›Russian: Коронас-Фотон), also known as CORONAS-Photon (Complex Orbital Observations Near-Earth of Activity of the Sun-Photon),...

Map all coordinates using OpenStreetMap Download coordinates as: KML GPX (all coordinates) GPX (primary coordinates) GPX (secondary coordinates) Andøya...

Look up Cytherean in Wiktionary, the free dictionary. Cytherean /sɪθəˈriːən/ is an adjective literally meaning of Cythera (Latin Cytherēa, from the Greek...

35°03′20″N 118°09′18″W / 35.0555664°N 118.155105°W / 35.0555664; -118.155105 The Spaceship Company (TSC) is a British/American spacecraft manufacturing...

The Astrogeology Science Center is the entity within the United States Geological Survey concerned with the study of planetary geology and planetary cartography...

The Space Tourism Society is a California 501(c)3 non-profit organization founded in 1996 by John Spencer, a former member of the board of directors of...

The European Pulsar Timing Array (EPTA) is a European collaboration to combine five 100-m class radio-telescopes to observe an array of pulsars with the...