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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
Suborbital SpaceShipTwo Glides over Mojave Spaceport
Vote Now! Best Space Stories of the Week - March 4, 2012
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INFOGRAPHICS
See how solar flares, sun storms and huge eruptions from the sun work in this SPACE.com infographic.
Anatomy of Sun Storms & Solar Flares (Infographic)
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WALLPAPERS
Moon with Earthshine over Paranal Observatory
Moon with Earthshine over Paranal Observatory
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Human Spaceflight
Interior of Red Bull Stratos Capsule
Skydiver Capsule Ready for Supersonic 'Space Jump'
The capsule will protect Felix Baumgartner as he ascends into the stratosphere.
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Private Spaceflight
Rocket Passes Big Test for 1st Private Launch t...
The launch readiness test of SpaceX's Falcon 9 rocket and Dragon capsule went well, officials said.
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Science & Astronomy
Artist's concept of NASA's Grail mission. Grail's twin spacecraft are flying in tandem orbits around the moon to measure its gravity field in unprecedented detail.
Twin NASA Moon Probes Begin Mapping Lunar Gravity
The Grail probes' measurements should help scientists learn about the moon's structure and evolution.
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Search For Life
Europa's Interior Model
Jupiter Moon's Ocean May Be Too Acidic for Life
Chemicals on Europa's surface may turn its subsurface ocean into a huge acid bath.
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Skywatching
ISS over Batalon
Space Station & Shuttle Discovery Streak Across...
The image creates a single trail when the Space Shuttle Discovery was attached to the space station.
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Tech & Robots
Image of on-orbit functions for NASA’s X-37 space plane.
Air Force's Mysterious X-37B Space Plane Surviv...
Mystery still surrounds the secretive mission of the U.S. Air Force's second robotic X-37B space plane.
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Reference
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On Feb. 13th at 1738 UT, sunspot 1158 unleashed the strongest solar flare of the year so far, an M6.6-category X-ray irradiance magnitude blast. NASA's Solar Dynamics Observatory recorded an intense flash of extreme ultraviolet radiation. The source of th
The sun's unceasing activity affects our planet beyond providing obvious light and heat.
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Mars’ dust storms are the largest in the solar system, capable of blanketing the red planet for months.
Martian Surface Similar to Earth and Moon
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Manipulating an orbiting asteroid would require more effort than was employed to develop the first nuclear bomb during the Manhattan Project.
Asteroids are small, airless rocky worlds that revolve around ...
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NASA's Dawn spacecraft obtained this image on its approach to the protoplanet Vesta, the second-most massive object in the main asteroid belt. The image was obtained on June 20, 2011.
Vesta is the second largest asteroid in the solar system.
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The Sun’s atmosphere can fling out streams of high-energy particles called solar flares. The charged particles can disrupt communication & satellite technology. Solar flares can release untold amounts of energy.
The sun is at the heart of our solar system and is the largest...
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A white dwarf occurs when a star expels most of its outer layers to leave a hot core. Scientists discovered that a white dwarf is composed of crystallized carbon
Stars are giant, luminous spheres of plasma. SPACE.com offers ...
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