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Solar System

moon (2)

Mountains on the Moon

On the Earth, we are taught that mountains form over millions of years, the result of gradual shifting and colliding plates. On …

mare-ingenii

The Depths of Mare Ingenii

NASA image release June 17, 2010 Impact craters are visible everywhere on the moon, but pits are rare. This pit in Mare …

sunspot

Merging Sunspots close up

One core area of Sunspot 1117 emerged, and then edged over and merged with another core area over three days (Oct. 25-27, …

moon-from-east

Moon Seen From the East

NASA image release September 9, 2010 LROC Wide Angle Camera (WAC) view of the Moon seen from 90° east longitude. Half the …

north-pole

North Pole

This image shows the Arctic. The North Pole is in the middle of the Arctic Ocean. The Arctic Ocean is surrounded by …