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Water on moon, Earth come from the same source
Water inside the moon’s mantle came from primitive meteorites, new research finds, the same source thought to have supplied most of the water on Earth.
May 9, 2013
Hubble Telescope finds dead stars polluted with planet debris
NASA's Hubble Space Telescope has found the building blocks for Earth-sized planets in an unlikely place – the atmospheres of a pair of burned-out stars called white dwarfs.
May 9, 2013
Large fireball seen May 8, 2013 over England and Wales
A very bright meteor or fireball - greenish in color and traveling in a northerly direction - was seen by many over the UK last night.
May 9, 2013
How can I watch the May 9-10 solar eclipse safely … or online?
Safe viewing methods, and a link to online viewing of the May 9-10 "ring of fire" annular eclipse.
May 8, 2013
New analysis suggests wind, not water, formed mound on Mars
Mount Sharp on Mars is close in size to Alaska’s Mt. McKinley. New research suggests it likely emerged as strong winds carried dust and sand into the crater in which it sits.
May 6, 2013
Ring of fire eclipse on May 9-10, 2013
Those in the Australian outback and parts of the Pacific Ocean will be able to view an annular solar eclipse. Elsewhere ... a partial eclipse.
May 6, 2013
Possible first fragments of 1908 Tunguska meteorite
These river stones might be fragments of the meteor that exploded over Russia on June 30, 1908.
May 5, 2013
Sun produced strong flare on May 3, 2013
The sun produced a strong solar flare on May 3, 2013. No ill effects on or near Earth are expected, but it did produce some beautiful images.
May 4, 2013
Record-setting blast of gamma rays from a dying star
A shockingly, eye-wateringly bright gamma ray burst from a galaxy 3.6 billion light-years away.
May 4, 2013
Telling time on Saturn
Undergraduate student shows how planet's magnetosphere changes with the seasons.
May 3, 2013
