Space
Solar Dynamics Observatory: The 'Variable Sun' Mission
The Solar Dynamics Observatory (SDO), slated for liftoff on Feb. 9th, will make IMAX-quality movies of solar explosions, peer beneath the stellar surface to see the sun's inner dynamo, and--researchers hope--unravel the mysteries of solar variability.
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Source: Science @ NASA Feature Stories Podcast | 4 Feb 2010 | 11:00 pm
Hubble Sees Suspected Asteroid Collision
NASA's Hubble Space Telescope has observed a mysterious X-shaped debris pattern and trailing streamers of dust that suggest a head-on collision between two asteroids.
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Source: Science @ NASA Feature Stories Podcast | 1 Feb 2010 | 11:00 pm
Firefly Mission to Study Terrestrial Gamma-ray Flashes
There's a mystery in the skies of Earth: Something is producing bright flashes of gamma radiation in the upper atmosphere of our own planet. A new NASA-NSF mission called Firefly is going to investigate.
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Source: Science @ NASA Feature Stories Podcast | 28 Jan 2010 | 11:00 pm
Close Encounter with Mars
This week Earth and Mars are having a close encounter. On Jan. 27th, the Red Planet will be only 99 million kilometers away and look bigger through a telescope than at any time between 2008 and 2014.
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Source: Science @ NASA Feature Stories Podcast | 25 Jan 2010 | 11:00 pm
Spirit is Now a Stationary Science Platform
NASA announced today that Mars rover Spirit cannot be freed from its Martian sandtrap. Now the rover will begin a second career as a stationary science platform.
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Source: Science @ NASA Feature Stories Podcast | 25 Jan 2010 | 11:00 pm
Mystery of the Giant Ribbon, Solved?
Evidence is mounting that a strong magnetic field lurks just beyond the edge of the solar system. This could explain the recent discovery of a "giant ribbon" in space by NASA's IBEX spacecraft.
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Source: Science @ NASA Feature Stories Podcast | 14 Jan 2010 | 11:00 pm
Alien Planet Safari
NASA's next great observatory, the James Webb Space Telescope, is designed to study stars and galaxies. Astronomers are beginning to realize, however, that Webb will make a great planet hunter too.
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Source: Science @ NASA Feature Stories Podcast | 13 Jan 2010 | 11:00 pm
Flying Telescope Passes Key Test
Most astronomers wouldn't dream of opening their observatory's doors in 100 mph winds. Yet NASA's new SOFIA telescope recently flew in an airplane at 250 mph with doors wide open.
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Source: Science @ NASA Feature Stories Podcast | 7 Jan 2010 | 11:00 pm
Why Won't the Supernova Explode?
NASA is building a new space telescope named "NuSTAR" to answer a question that has been vexing astrophysicists for decades: Why won't the supernova explode?
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Source: Science @ NASA Feature Stories Podcast | 6 Jan 2010 | 11:00 pm
Kepler Discovers Five Exoplanets
NASA's Kepler space telescope, designed to find Earth-size planets in the habitable zone of sun-like stars, has discovered its first five new exoplanets.
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Source: Science @ NASA Feature Stories Podcast | 3 Jan 2010 | 11:00 pm
PICK OF THE WEEK: Sliding Plasma and a CME
The STEREO (Behind) spacecraft could see streams of plasma sliding along magnetic field lines above a sputtering active region...Source: SOHO News |
PICK OF THE WEEK: Extensions into the Upper Solar Atmosphere
With two active regions (brighter areas) in profile almost diametrically apart, SOHO got a good view of the extensive areas above the Sun influenced by the powerful magnetic fields...Source: SOHO News |
PICK OF THE WEEK: Largest Flare in Two Years
STEREO (Behind) was in position to observe an M-class (moderate) solar flare (Jan. 17, 2010), the largest one detected for more than two years. It was accompanied by a coronal mass ejection...Source: SOHO News |
PICK OF THE WEEK: Curling, Twirling Prominence
STEREO (Behind) spacecraft caught this very unstable solar prominence as it gyrated for three days, as seen in profile above the Sun's surface...Source: SOHO News |
PICK OF THE WEEK: One Less Comet
The SOHO spacecraft captured the arcing orbit of a sungrazing comet as it approached the Sun (Jan. 3, 2010) and evaporated. The comet is believed to belong to the...Source: SOHO News |
PICK OF THE WEEK: Zipping and zapping
With an active region in profile just at the Sun's edge, the STEREO (Ahead) spacecraft could see it thrust out about a dozen narrow streams of particles...Source: SOHO News |
This is a test of the emergency broadcast system. This is only a test… beeeeeeeeeeeeeeeeeeeeeeeeeep!