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Series of Bumps Sent Uranus Into Its Sideways Spin, New Research Suggests
October 6, 2011 — Uranus' highly tilted axis makes it something of an oddball in our solar system. The accepted wisdom is that Uranus was knocked on its side by a single large impact, but new research rewrites our ... > full story -
'Invisible' World Discovered: Planet Alternately Runs Late and Early in Its Orbit, Tugged by Second Hidden World
September 8, 2011 — Usually, running five minutes late is a bad thing since you might lose your dinner reservation or miss out on tickets to the latest show. But when a planet runs five minutes late, astronomers get ... > full story -
New Planets Feature Young Star and Twin Neptunes
July 14, 2011 — Scientists have discovered 10 new planets. Amongst them is one orbiting a star perhaps only a few tens of million years old, twin Neptune-sized planets, and a rare Saturn-like ... > full story -
Hubble's Neptune Anniversary Pictures
July 12, 2011 — Today, Neptune has arrived at the same location in space where it was discovered nearly 165 years ago. To commemorate the event, NASA's Hubble Space Telescope has taken these "anniversary pictures" ... > full story -
Clocking Neptune's Spin by Tracking Atmospheric Features
June 30, 2011 — By tracking atmospheric features on Neptune, a planetary scientist has accurately determined the planet's rotation, a feat that had not been previously achieved for any of the gas planets in our ... > full story -
When Jupiter Was in the Position of Mars
June 15, 2011 — A new scenario describing a key step in the formation of the solar system has been proposed by a French-American collaboration. According to this model, Jupiter migrated towards the Sun to the ... > full story -
Spitzer Detects Shadow of 'Super-Earth' in Front of Nearby Star
May 4, 2011 — NASA's Spitzer satellite has detected the crossing of a solid planet in front of a star located at only 42 light-years in the constellation Cancer. Thanks to this detection, astronomers know that ... > full story -
Voyager Probes Set to Enter Interstellar Space
April 28, 2011 — More than 30 years after they left Earth, NASA's twin Voyager probes are now at the edge of the solar system. Not only that, they're still working. And with each passing day they are beaming back a ... > full story -
Study of Volcanoes in the Outer Solar System Produces Unexpected Bonus for Nanotechnology
February 10, 2011 — Mysterious expanding ice crystals in the moons of Saturn and Neptune may be of interest to future developers of microelectronics. Neutron scattering has discovered that methanol crystals that may be ... > full story -
Neptune Could Not Have Knocked Planetoids in Cold Classical Kuiper Belt to Edge of Solar System
October 6, 2010 — New research is challenging popular theory about how part of our solar system formed. Contrary to popular belief, new evidence suggests the planet Neptune can't have knocked a collection of ... > full story
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