MrSpherical on MSN

Why is Earth the only one with life?

In this animated discussion, Venus, Mars, and Mercury explore the unique characteristics of Earth, focusing on why it is the ...
Space on MSN

Time-lapse orbit animation of OSIRIS-APEX's epic journey to asteroid Apophis

The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...