Over tens of millions of years, Europa has been churned by impacts to the depth of 30 cm & the search for biosignatures must below that zone.

Over tens of millions of years, Europa has been churned by impacts to the depth of 30 cm & the search for biosignatures must below that zone.
When you think of the Moon, you think of craters. So this week, we pick an old show to talk about crater. more at #365DaysOfAstro
Jupiter roles to protect Earth from impacts by long period comets & a fireball, meteor that bright enough to be seen in the day time. more at #365DaysOfAstro
Date: September 30, 2010 Title: Big Impact Podcaster: Juan Guevara Torres - Host of TecnoCasters Organization: TecnoCasters - www.tecnocasters.com Description: TecnoCasters discuss a discovery...
Date: September 28, 2010 Title: Near Earth Objects -- Not if, but When? Podcaster: Roz Brown Organization: Ball Aerospace & Technologies Corp. - www.ballaerospace.com Description: There are...
Date: October 6, 2009 Title: Crashing to Ground: Anniversary of the Impact of 2008 TC3 Podcaster: Emily Lakdawalla Organization: Planetary Society Description: A year ago today was the first...