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French skywatcher Jean-Pierre Brahic took this photo of the violent solar flare from the sunspot 1302 on the sun's surface on Sept. 22, 2011. Earth is superimposed for scale.
Space Weather, Solar Flares & Sun Storms: Latest News
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COUNTDOWNS
Vote Now! Best Space Stories of the Week - June 16, 2013
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INFOGRAPHICS
Infographic: On June 16, 1963, Valentina Tereshkova became the first woman to fly in space.
How Valentina Tereshkova's 1963 Vostok-6 Flight Worked (Infographic)
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WALLPAPERS
Curiosity View From Rocknest space wallpaper
Curiosity’s Billion-Pixel View | Space Wallpaper
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Human Spaceflight
NASA New Astronaut Candidates 2013
Women In Space: NASA's History-Making New Astro...
Eight new astronaut candidates will report for training in Texas; four of them are women.
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Private Spaceflight
Virgin Galactic Signs Female Space Tourist as 6...
The announcement comes the heels of the 50th anniversary of the first woman in space.
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Science & Astronomy
Forested Landscape
New Earth Explorer Satellite to Map Global Forests
A new satellite from the European Space Agency should start mapping global forests in 2020, and should...
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Search For Life
Lone Signal
Earth Calling E.T.: New Project Begins Beaming ...
The Lone Signal project wants to send your notes out into the universe.
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Skywatching
Draco Trio Hermann Hancock
Three's Company In Space: Stargazers Spot Galax...
Stargazing team captures Draco Trio in stunning photo.
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Tech
Experimental X-51A Scramjet Breaks Record
Hypersonic Scramjet's Final Flight: A Bird's-Ey...
What the X-51A Waverider's last mission felt like to the pilot of the B-52 that released it.
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Reference
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Alpha Centauri and Surroundings
The brightness of a star is measured several ways: how it appears from Earth, how bright it would appear from a standard distance and how much energy it emits.
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Libra
This faint constellation is the only one named for an inanimat...
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Soviet cosmonaut became the first woman to fly to space when she launched on the Vostok 6 mission June 16, 1963.
Valentina Tereshkova was the first woman to go into space. She...
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Aquarius
Aquarius is best viewed in the fall. The constellation's stars...
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Pisces
Pisces is one of the largest constellations, and also one of t...
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October 2012 Sky Map of Capricornus
Also known as Capricorn, this is one of the faintest constella...
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