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DPS 2012: Double occultation by Pluto and Charon
Posted by Emily Lakdawalla on 2012/10/26 03:12 CDT | 5 comments
A few talks at last week's Division for Planetary Sciences meeting discussed observations of a double occultation -- both Pluto and Charon passing in front of the same star.
Posted by Emily Lakdawalla on 2012/10/24 01:14 CDT | 7 comments
Continuing my writeup of notes from last week's Division for Planetary Sciences meeting: presentations on the risks of future asteroid impacts. How much risk do we face, and what are the appropriate actions to take in the face of that risk?
DPS 2012, Monday: Icy moons and a four-star exoplanet
Posted by Emily Lakdawalla on 2012/10/15 11:31 CDT | 1 comments
In the first full day of the annual meeting of the Division of Planetary Sciences of the American Astronomical Society, I listened to scientific sessions on icy worlds and on an exoplanet in a four-star system.
Shoemaker NEO Winner Finds Close Fly By Asteroid
Posted by Bruce Betts on 2012/10/02 05:54 CDT
Gary Hug used his Shoemaker NEO grant provided camera to find 2012 SY49 which flew by Earth at about two lunar distances last week. The tens of meters wide asteroid is a low-probability possible Earth impactor in the future.
Saving the World: Established 1997
Posted by Bruce Betts on 2012/09/21 01:00 CDT | 2 comments
The Planetary Society Shoemaker NEO grants celebrate their 15th anniversary of helping to find and track near Earth asteroids. Here's a quick review of the program, and updates on our four multiple-grant winners.
A fifth moon for Pluto, and a possible hazard for New Horizons
Posted by Emily Lakdawalla on 2012/07/16 02:55 CDT | 7 comments
Pluto is now known to have at least five moons (Charon, Nix, Hydra, P4, and the newly discovered P5), and its burgeoning population might pose a risk to New Horizons during its flyby, three years from now.
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