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May 6, 2016 12:19 PM ET // Jason Major
Surprisingly, Pluto is able to maintain a gravitational grasp on much of its atmosphere even as ions are being stripped away by the solar wind.
May 3, 2016 11:07 PM ET // Ian O'Neill
Mark your calendars: The smallest planet in the solar system is about to make a REALLY big entrance.
Apr 29, 2016 02:00 PM ET // Irene Klotz
A distant tailless comet hails from inner solar system, but as its lack of ice shows, it's likely an ancient body, hailing from when the planets were being born.
Apr 11, 2016 04:58 AM ET
For a long time, scientists have operated on the idea that new planets form around young stars. But it turns out that dying stars may also be able to make baby planets.
Apr 7, 2016 04:17 PM ET // Ian O'Neill
Although we haven't yet pinpointed the location of a possibly large planet in the outer solar system, we are beginning to paint a picture as to what the mysterious world might look like and what it's made of.
Mar 14, 2016 07:56 PM ET // Ian O'Neill
An unprecedented observation of a dusty disk surrounding an old star has led to speculation that dying stars could give rise to a second generation of planets.
Mar 7, 2016 11:30 AM ET // Irene Klotz
Before its planned crash into Mercury last year, NASA’s MESSENGER spacecraft gave scientists a parting gift.
Feb 3, 2016 01:58 PM ET // Ian O'Neill
Astronomers have found a protoplanetary disk surrounding a young star with a rather chilly secret.
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