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Unsettled Youth

Topic: Cosmic Evolution | 11/ 07/ 09

NASA's Spitzer Space Telescope has discovered a young star where young planets jostle about like unsettled children. The system may be similar to our own solar system before our planets settled into their familiar orbits.

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Great Debates

The media and others place a great deal of emphasis on the threat of asteroid and comet impacts. Is... more

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Interviews

At the recent European Space Agency's Mars Express conference, scientists announced they had found a... more

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Expeditions

Researchers have gathered this week in wintery Wisconsin to test a robotic probe under ice. Astrobi... more

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Retrospections

In this excerpt from the new Forward to the paperback edition of "Lonely Planets", planetary scient... more

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News Exclusives

The Space Telescope Science Institute recently held "The Search for Life in the Universe" symposium.... more

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Image of the day 11/07/09
Stickney Crater
Stickney Crater more Images of the Day

Podcasts	08/18/08
	Is All Life Left-Handed? Host Simon Mitton interviews Axel Brandenburg, an astrobiologist at the NORDITA research facility at... more

Video	10/20/09
	ESO Reports 32 New Planets Astronomers report the discovery of more than 30 new exoplanets. Credit: ESO Acknowledgements: Visua... more