News tagged with northern hemisphere

How a sunset comet came to be

(Phys.org) —For a comet, visiting the sun is risky business. Fierce solar heat vaporizes gases long frozen in the fragile nucleus, breaking up some comets and completely destroying others.

dateMar 18, 2013 in Space Exploration
shares0 comments 0

Weather forecasts on Mars

(Phys.org) —In the north of the red planet snowfalls occur with great regularity. Expeditions of Mars rovers into this region could therefore be easily planned.

dateMay 08, 2013 in Space Exploration
shares0 comments 0