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Newly-Discovered Mountains on Pluto Finally Have Those Missing Craters

After all our confusion over Pluto’s strangely smooth and young terrain in the Tombaugh Regio, it’s almost a relief to start seeing craters in the latest close-up photos. In the latest image release, we’ve discovered a second mountain range in dark, old cratered terrain.
» 7/23/15 12:30am 7/23/15 12:30am

The Bahamas are a Beautiful Watercolor in Latest Photo From Space

The Bahamas are simply gorgeous in this latest astronaut photograph from the International Space Station. The delicate ripples on the sandy ocean floor, gentle texture of muddy islands, and clean cuts of deeper ocean channels make this more of an idealized painting than real life. » 7/19/15 2:30pm 7/19/15 2:30pm

Charon Poses a Geomorphic Riddle: How do You Make a Mountain in a Moat? 

Hi, Charon! What’s that? You’re jealous that Pluto broke the brains of geophysicists worldwide yesterday, and want attention? Fine, let’s see what you look like up close! Beautiful craters, lovely smooth plains, a few cool linear features... Wait a minute, is that a mountain in a moat? How did you create that?! » 7/16/15 2:50pm 7/16/15 2:50pm

It's Open Season on Interpreting the Geology of Pluto and Charon

At less than a million miles from Pluto leading up to closest approach flyby on Tuesday, the New Horizons probe is sending back outright spectacular images of the dwarf planet and its largest moon. Every batch of best-ever images sparks speculation on what geology underlays the features on these distant, rocky worlds. » 7/12/15 11:41pm 7/12/15 11:41pm

10 Geological Forms We've Studied For Years And Still Don't Understand

Geology is full of strange mysteries, from towering structures to small formations. The more we examine these deceptively complicated phenomena, the less we understand their origins and the processes that created them. Here are 10 geological forms that we still don't understand, even after years of careful study. » 4/07/15 10:20am 4/07/15 10:20am