Oort cloud.

Whom should we thank for having Jupiter and Saturn stand guard like giant comet catchers, deflecting or absorbing comets originating from the Oort Cloud that might otherwise strike Earth?
by Suby the Coat on August 2nd, 2009 | 3 answers | in Oort cloud

by Anonymous on December 31st, 1969 | no answers | in

Have astronomers been able to estimate the number of comets in the inner Oort Cloud? How many of these comets could have struck Earth during comet showers in the in the past?
by Suby the Coat on August 2nd, 2009 | one answer | in Oort cloud

Is our solar systems Oort cloud curently being affected by an outside influence?
by Doubter on June 3rd, 2009 | one answer | in Oort cloud

What will it take to map the Oort Cloud?
by AnonymAss on March 13th, 2009 | one answer | in Oort cloud

The Oort Cloud - fact or fiction ? (please explain)
by Chris on January 11th, 2009 | 3 answers | in Oort cloud

What does the Oort cloud look like?
by Chris on November 10th, 2008 | 2 answers | in Oort cloud

What are some reasons we need to fully understand what the Oort Cloud is, and consists of?
by Chris on October 12th, 2008 | 4 answers | in Oort cloud

Will the Oort Cloud end humanity? Could it potentially?
by Chris on October 12th, 2008 | 2 answers | in Oort cloud

Who is the Oort Cloud named after?
by Chris on October 5th, 2008 | 2 answers | in Oort cloud

Where is the Oort Cloud, and how do we know it even exists?
by Chris on August 20th, 2008 | 5 answers | in Oort cloud

The Oort cloud is the home of
by Ummmya on October 2nd, 2007 | 4 answers | in Oort cloud