Blog Archive

Hunting Asteroids from a Field in Kansas

Posted by Bruce Betts on 2012/06/15 06:33 CDT

TPS Shoemaker NEO Grant Winner Gary Hug hunts near Earth objects from his back yard in Kansas. NPR's Morning Edition picked up on this fascinating story.

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.

More Evidence for Impact Origin for Colombia’s Vichada Structure

Posted by Bruce Betts on 2012/05/08 03:43 CDT

Evidence continues to pile up that the Rio Vichada structure in Colombia is indeed the largest impact structure in South America.

La Sagra Observatory discovers very near-Earth asteroid 2012 DA14

Posted by Jaime Nomen on 2012/03/27 05:20 CDT | 3 comments

With a new CCD camera configured to shoot rapid, short exposures bought with a Planetary Society Shoemaker NEO Grant we caught near-Earth asteroid 2012 DA14.

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.

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.