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... in common with the oceans of the "ice giants" Uranus and Neptune, which show signs of three-dimensional convection. "This tells us ...

Article - News Staff - Dec 4 2013 - 6:00am - 0 attachments

... was extended. Voyager 2 went on to explore Uranus and Neptune, and is still the only spacecraft to have visited those outer planets. ...

Article - News Staff - Aug 19 2013 - 10:03am - 0 attachments

... carbon monoxide snow line would correspond to the orbit of Neptune. The snow line spotted by ALMA is the first glimpse of the carbon ...

Article - News Staff - Jul 20 2013 - 5:30am - 0 attachments

... approach is about five times the distance of the planet Neptune from the Sun, way too close for comfort to a black hole with a mass ...

Article - News Staff - Jul 17 2013 - 9:10am - 0 attachments

The International Astronomical Union, which declared itself the arbiter of names for the entire universe, is in hot water with "Star Trek" fans. A social media campaign, including endorsements by William Shatner and Leonard Nimoy, put Vulcan at the top of ...

Blog Post - Hank Campbell - Jul 7 2013 - 7:06pm - 0 attachments

... has been discovered orbiting the distant blue-green planet Neptune, the 14th known to be circling the giant planet. S/2004 N 1 is ... detection by NASA's Voyager 2 spacecraft, which flew past Neptune in 1989 and surveyed the planet's system of moons and rings. Mark ...

Article - News Staff - Jul 16 2013 - 1:27am - 0 attachments

... NGC 6811, astronomers have found two planets smaller than Neptune orbiting Sun-like stars.  "Old clusters represent a stellar ... the size of Earth, or about three-fourths the size of Neptune (mini-Neptunes). In the star cluster NGC 6811, ...

Article - News Staff - Jun 27 2013 - 9:12am - 0 attachments

... lower left. The blue circle is the size of the orbit of Neptune in the Solar System. The star HD 95086 has similar properties to Beta ... the distance from the Earth to the Sun, twice the Sun–Neptune distance. The star itself is a little more massive than the Sun and is ...

Article - News Staff - Jun 4 2013 - 9:36am - 0 attachments

Finally the decay of Higgs bosons to b-quark pairs is emerging from LHC data, too. That decay mode is the highest-probability one - about four out of five Higgs bosons will prefer to yield b-quarks when they disintegrate - but its observation is compl ...

Article - Tommaso Dorigo - May 16 2013 - 8:43am - 0 attachments

Uranus and Neptune have a lot in common, climate-wise, even though Uranus is tipped ... faster than Earth; the rotation periods of Uranus and Neptune are about 17 and 16 hours, respectively. Because of this rapid ... of the mass of these planets. An image of Neptune from Voyager 2 in August 1989. In the middle is the Great Dark Spot, ...

Article - News Staff - May 17 2013 - 9:46am - 0 attachments