The magnetic field orientation of the incoming cloud, however, is only known about 30 minutes before the CME hits, when the cloud passes the Sun-Earth Lagrange Point 1, a gravitationally stable ...

A new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick blanket of clouds before dawn.

The Defense Meteorological Satellite Program has been particularly important for understanding when a hurricane is about to rapidly intensify, a dangerous situation for coastal communities.