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A Giant Moon for the Ninth Planet
This week the New Horizons mission team is celebrating the 35th anniversary of the discovery of Pluto's largest and "first" moon, Charon. This discovery was made in 1978 by U.S. Naval Observatory as ... more
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First Mission of Space Launch System with Orion Atop it to Preview Asteroid Visit
Managers in NASA's Human Exploration and Operations Mission Directorate have initiated a formal request to change the mission plan for the agency's first flight of the Space Launch System (SLS), Exp ... more
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New insights concerning the early bombardment history on Mercury
The surface of Mercury is rather different from those of well-known rocky bodies like the Moon and Mars. Early images from the Mariner 10 spacecraft unveiled a planet covered by smooth plains and cr ... more
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Scientist says Earth may once have been orbited by two moons
The Earth may once have had two moons, one of them a smaller twin that collided with the moon we see orbiting our planet today, a U.S lunar scientist says. ... more
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