Blog Archive

New "Snapshot From Space": Defending Our Planet

Posted by Mat Kaplan on 2012/03/06 10:18 CST

A new installment of our "Snapshots" video series examines the threat posed by asteroids on collision courses with our home planet. Emily Lakdawalla explains why it's so important to find, understand and learn to deflect these potential civilization enders.

Lou Friedman: Students design human asteroid mission in Caltech Space Challenge

Posted by Emily Lakdawalla on 2011/09/19 11:55 CDT

Lou Friedman: Students design human asteroid mission in Caltech Space Challenge

Shoemaker NEO Grant Update: Asteroid discoveries from La Sagra

Posted by Jaime Nomen on 2011/08/22 04:41 CDT

In spite of some bad weather conditions during the first part of this year, the new camera bought with funds from a Planetary Society Shoemaker Near Earth Object grant helped us to discover and confirm ten new near-Earth objects.

Near Earth Object 2011 GP59, discovered by Shoemaker Grant recipient La Sagra Observatory

Updates on Shoemaker NEO Grant Recipients

Posted by Bruce Betts on 2010/03/18 12:00 CDT

False color Landsat 5 image used by Max Rocca, supported by The Planetary Society, to discover the Rio Vichada Impact Structure, which, though still awaiting final confirmation, appears to be the largest impact structure in South America with an outer ring at 50 km and an inner ring at 30 km diameter. Note the course of the Rio Vichada river in the image which flows around the highly circular structure in the center.

Planetary Society Researcher Max Rocca Discovers Largest Impact Crater in South America

Posted by Amir Alexander on 2010/02/13 12:00 CST

It was January of 2004 when the elegant curve of the Vichada first caught the attention of geologist Max Rocca of Buenos Aires. Could the course of the river have been shaped by the circular outlines of an impact crater? Rocca decided to find out.

Near Earth Objects and Planetary Defense

Posted by Emily Lakdawalla on 2009/11/26 08:52 CST