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Media related to Cassini in Saturn - Grand Finale:
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Martian Atmosphere -NASA |
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Mars is a cold and barren desert today, but scientists think that in the ancient past it was warm and wet. The loss of the early Martian atmosphere may have led to this dramatic change, and one of the prime suspects is the solar wind. Unlike Earth, Mars lacks a global magnetic field to deflect the s
Date: 2015-11-05 20:06:01
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Universe: Three Ways to Destroy It |
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How will the Universe die? Everybody dies. The universe too? Well, probably. What are the current theories about the end of everything? And how creepy exactly? Very creepy but there is still hope and billions of years in between.
Date: 2021-07-16 19:02:10
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First image from James Webb Space Telescope released |
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The first image from the James Webb Space Telescope was released at an event led by President Biden, Vice President Harris and NASA officials. Mr. Biden said the telescope, the most powerful ever built, "symbolizes the relentless spirit of American ingenuity." Watch the event here.
Date: 2022-07-12 14:12:36
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The Largest Black Holes in the Universe |
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How big can they get? What's the largest so far detected? Where does an 18 billion solar mass black hole hide? We've never seen them directly, yet we know they are there. Lurking within dense star clusters or wandering the dust lanes of the galaxy. Where they prey on stars. Or swallow planets whole....
Date: 2011-08-26 15:28:04
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3-D Printing in Zero Gravity |
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The goal of 3-D printing is to take this capability to microgravity for use on the International Space Station. In space, whatever astronauts have available on orbit is what they have to use -- but just like on Earth, parts break or get lost. When that happens, there's a wait for replacement parts, ...
Date: 2014-07-14 18:04:05
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Liquid Water on Mars - NASA |
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Highlights from a Sept. 28, 2015, briefing with NASA officials discussing the strongest evidence yet that liquid water flows intermittently on present-day Mars.
Date: 2015-09-28 16:54:34
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Telescopes In Space And On The Ground: A Battle of the Giants |
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Have you ever wondered why some telescopes are launched into space while others are built on remote mountain tops? What is actually the best for astronomy? Here we provide a ringside view of the fight for the elusive photons from deep space - is it a battle of the telescope giants?
Date: 2012-04-08 18:23:04
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NASA James Webb Telescope - Trailer |
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We don’t yet know what the James Webb Space Telescope will uncover. Will we get answers? Will we have more questions? One thing’s certain: The story of us is a never-ending quest for knowledge.
Date: 2021-12-23 16:34:15
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