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“Planets”

Mar 27, 2015 12:32 PM ET
There are many things in life whose constancy we can rely on -- friends, family, death, taxes -- but our home planet isn't one of them. Things are 'a' changin'. Slooowly. How would you feel about longer days, shorter springs, and a new north star?
Mar 25, 2015 03:30 PM ET // Nola Taylor Redd, SPACE.com Contributor
The ringed planet might have a longer day than originally calculated.
Mar 23, 2015 03:00 PM ET // Irene Klotz
Jupiter's early migration through the inner solar system caused gravitational mayhem, but it ultimately settled to allow Earth to form in a relatively quiet neighborhood.
Mar 18, 2015 08:30 AM ET // Irene Klotz
A study based on 151 multi-planetary systems found by NASA's Kepler space telescope shows that most have a planet -- or two or three.
Feb 19, 2015 05:25 PM ET // Ian O'Neill
As Ceres and Pluto slowly come into view, take a look back at what we thought these worlds would look like up close.
Feb 13, 2015 12:30 PM ET
Most of us kind of get that the Earth is spinning and lots of other stuff out there is doing the same. Fair enough, but ... WHY?
Jan 27, 2015 11:28 AM ET // Ian O'Neill
Astronomers have found an ancient, more compact version of our solar system, which could have implications for the search of extraterrestrial life.
Jan 23, 2015 12:10 PM ET
Ceres is an embryonic planet that had the misfortune of seeing Jupiter crush its dreams of becoming a legit planet on its own. But the more scientists learn about the plucky dwarf, the more they like it.
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