News tagged with spitzer space telescope

Can planets be rejuvenated around dead stars?

For a planet, this would be like a day at the spa. After years of growing old, a massive planet could, in theory, brighten up with a radiant, youthful glow. Rejuvenated planets, as they are nicknamed, are only hypothetical. ...

dateJun 26, 2015 in Astronomy
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Helium-shrouded planets may be common in our galaxy

They wouldn't float like balloons or give you the chance to talk in high, squeaky voices, but planets with helium skies may constitute an exotic planetary class in our Milky Way galaxy. Researchers using data from NASA's ...

dateJun 11, 2015 in Astronomy
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Spitzer telescope witnesses asteroid smashup

(Phys.org) —NASA's Spitzer Space Telescope has spotted an eruption of dust around a young star, possibly the result of a smashup between large asteroids. This type of collision can eventually lead to the formation of planets.

dateAug 28, 2014 in Astronomy
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Pitch black: Cosmic clumps cast the darkest shadows

(Phys.org) —Astronomers have found cosmic clumps so dark, dense and dusty that they throw the deepest shadows ever recorded. Infrared observations from NASA's Spitzer Space Telescope of these blackest-of-black regions paradoxically ...

dateMay 22, 2014 in Astronomy
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