News tagged with planetary evolution

The Helix nebula: Bigger in death than life

(—A dying star is refusing to go quietly into the night, as seen in this combined infrared and ultraviolet view from NASA's Spitzer Space Telescope and the Galaxy Evolution Explorer (GALEX), which NASA has lent ...

dateOct 04, 2012 in Astronomy
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The moon is toxic

As our closest neighbor in space, a time-capsule of planetary evolution and the only world outside of Earth that humans have stepped foot on, the Moon is an obvious and ever-present location for future exploration by humans. ...

dateJul 11, 2012 in Space Exploration
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Is a new form of life really so alien?

The idea of discovering a new form of life has not only excited astronomers and astrobiologists for decades, but also the wider public. The notion that we are the only example of a successful life form in the galaxy has, ...

dateMay 08, 2012 in Other
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The JCMT celebrates 25 years on top of the world

The James Clerk Maxwell Telescope (JCMT) on Mauna Kea in Hawaii, is celebrating its 25th birthday this week. It first turned its dish to the heavens this week in 1987, and now, a quarter of a century later, the JCMT continues ...

dateApr 28, 2012 in Astronomy
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Evolving planets get a bumpy ride

The formation of planets occurs under constant bombardment from particles ranging from a few nanometres to tens of kilometres in size, according to recent analyses of asteroid samples by scientists at Okayama University. ...

dateMar 06, 2012 in Space Exploration
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Stellar winds

( -- The Sun, glowing with a surface temperature of about 5500 degrees Celsius, warms the Earth with its salutary light. Meanwhile the Sun's hot outer layer (the corona), with its temperature of over a million ...

dateOct 10, 2011 in Astronomy
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