(PhysOrg.com) -- Twin NASA spacecraft have provided scientists with their first view of the speed, trajectory, and three-dimensional shape of powerful explosions from the sun known as coronal mass ejections, or CMEs. This ...
Space Exploration
Apr 14, 2009
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Two places on opposite sides of Earth may hold the secret to how the moon was born. NASA's twin Solar Terrestrial Relations Observatory (STEREO) spacecraft are about to enter these zones, known as the L4 and L5 Lagrangian ...
Space Exploration
Apr 9, 2009
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Today, NASA researchers announced an event that will transform our view of the Sun and, in the process, super-charge the field of solar physics for many years to come.
Space Exploration
Jan 26, 2009
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An icy interloper was in the sights of a NASA spacecraft this past weekend. Comet 2012 F6 Lemmon passed through the field of view of NASA's HI2A camera as seen from its solar observing STEREO Ahead spacecraft. As seen in ...
Space Exploration
Apr 25, 2013
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On April 20, 2013, at 2:54 a.m. EDT, the sun erupted with a coronal mass ejection (CME), a solar phenomenon that can send billions of tons of solar particles into space that can affect electronic systems in satellites. Experimental ...
Space Exploration
Apr 22, 2013
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On the evening of Oct. 25, 2006, the twin Solar Terrestrial Relations Observatory (STEREO) spacecraft launched into space, destined for fairly simple orbits: both circle the sun like Earth does, STEREO-A traveling in a slightly ...
Space Exploration
Oct 29, 2012
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(PhysOrg.com) -- On October 25, 2006 a Delta II rocket launched from Cape Canaveral carrying two nearly identical spacecraft. Each satellite was one half of a mission entitled Solar TErrestrial RElations Observatory (STEREO) ...
Space Exploration
Oct 27, 2011
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(PhysOrg.com) -- For the first time, a spacecraft far from Earth has turned and watched a solar storm engulf our planet. The movie, released today during a NASA press conference, has galvanized solar physicists, who say it ...
Astronomy
Aug 19, 2011
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"For the first time in the history of humankind we will be able to see the front and the far side of the sun ... Simultaneously," Madhulika Guhathakurta told Universe Today. Guhathakurta is the STEREO Program Scientist at ...
Space Exploration
Jan 31, 2011
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(PhysOrg.com) -- Observations from NASA's twin Solar Terrestrial Relations Observatory (STEREO) spacecraft have allowed Naval Research Laboratory scientists to see recent solar activity that may have produced the first casualty ...
Space Exploration
Jul 7, 2010
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