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Posts by
Eleanor Imster
Vast underground water ice on Mars
Water ice can't persist on Mars surface in the region of Utopia Planitia, about halfway from Mars' equator to its pole. But researchers say there's water in a vast frozen lake underground.
November 26, 2016
Félix Aguilar Observatory
Gorgeous shot of the Félix Aguilar Observatory in San Juan, Puerto Rico, by AstroLina Photography.
November 23, 2016
Southeastern US wildfires still blazing
Fires continue to blaze in the southeastern United States with no end in sight. Here’s a satellite look at a few of them.
November 22, 2016
Drought still grips southern California
California has dry spells, but the state hasn't had exceptional drought since at least 2000. Now, about 20 percent of California is in exceptional drought, and many trees have died.
November 19, 2016
An underwater Stone Age settlement
Researchers have now mapped a preserved underwater site off the coast of Sweden. They think it was a lagoon where Mesolithic humans lived during parts of the year.
November 17, 2016
Watch summer clouds on Titan
Time-lapse by the Cassini spacecraft shows methane clouds moving across northern regions of Saturn's largest moon, Titan, on October 29 and 30.
November 10, 2016
Fajada Butte
RodNeil Thomas got this shot on October 29 at Fajada Butte in Chaco Canyon, New Mexico. He said, "This was my first time solo photographing the night sky. I'm hooked!"
November 10, 2016
Decline of Arctic’s thickest sea ice
The Arctic's multi-year sea ice - ice that survives the summer melt - is weaker and there's less of it. Satellite images show the difference between 1984 and now.
November 8, 2016
Spacecraft catches partial solar eclipse
On Sunday, October 30, NASA’s Solar Dynamics Observatory caught the moon passing in front of the sun.
November 2, 2016
Check out fast-spinning ‘pumpkin’ stars
These stars produce X-rays at 100 times our sun’s peak levels. They spin so fast they've been squashed into pumpkin-like shapes.
October 30, 2016
