Space
Cool Movie: SDO Destroys a Sundog
NASA's Solar Dynamics Observatory amazed onlookers last week when it flew past a sundog and destroyed it. Must-see videos of the event captured shock waves from the rocket billowing through the sundog, eliciting cries of delight and amazement from the crowd below.
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Source: Science @ NASA Feature Stories Podcast | 17 Feb 2010 | 11:00 pm
3D Sun for the iPhone
Imagine holding the entire sun in the palm of your hand. Now you can. A new iPhone app developed by NASA-supported programmers delivers a live global view of the sun directly to your cell phone.
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Source: Science @ NASA Feature Stories Podcast | 16 Feb 2010 | 11:00 pm
Are TGFs Hazardous to Air Travelers?
Terrestrial gamma-ray flashes (TGFs) surge through thunderstorms at about the same altitude where commercial airliners fly. Do these blasts of gamma-radiation pose a hazard to air travelers?
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Source: Science @ NASA Feature Stories Podcast | 9 Feb 2010 | 11:00 pm
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
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
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
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
PICK OF THE WEEK: Nary a TRACE to be found
The stalwart and accomplished TRACE Small Explorer (SMEX) mission is ending its operations...Source: SOHO News |
PICK OF THE WEEK: Storm Surge
SOHO observed a series of coronal mass ejections blasted out from the Sun over a 6-day period...Source: SOHO News |
PICK OF THE WEEK: Ring of "Fire"
An almost perfectly circular coronal mass ejection (CME) blew out from the Sun as seen in this video clip covering 36 hours...Source: SOHO News |
PICK OF THE WEEK: Prominence Lift-Off
STEREO (Ahead) kept a steady eye on a narrow portion of a solar prominence that rose up, wavered, and finally broke away from the Sun...Source: SOHO News |
PICK OF THE WEEK: Long, Cool Filament
This SOHO image of an elongated filament, taken in extreme UV light, shows a cooler (and thus darker) string of gases hovering above the Sun's surface...Source: SOHO News |
PICK OF THE WEEK: Solar boomers
The Sun seems to be slowly emerging from its extended solar minimum with five solar eruptions over a four-day period...Source: SOHO News |
PICK OF THE WEEK: Eruptive Trio
As an active region rotated into view, it blew out three relatively small eruptions over about two days...Source: SOHO News |
PICK OF THE WEEK: Coronal Hole with Nearby Activity
STEREO (Behind) watched over a 48-hour period (April 23-25, 2010) as a substantial coronal hole...Source: SOHO News |
PICK OF THE WEEK: Huge Eruptive Prominence
The largest eruptive prominence observed in years blasted into space (April 13, 2010) and SOHO was lucky enough to have caught a key moment of it. As observed in extreme...Source: SOHO News |
This is a test of the emergency broadcast system. This is only a test… beeeeeeeeeeeeeeeeeeeeeeeeeep!