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Two very different Saturn moons
One moon is small and irregular, and the other is larger and round. These two moons typify the sorts of objects you see throughout our solar system.
October 14, 2015
Which animals live on glaciers?
Icy glaciers and perennial snow patches provide a home or resting place for 19 species of birds and 16 species of mammals - 17, if humans are included.
October 14, 2015
Seeing a jet’s shock wave
If you could see the shock wave from a jet moving faster than sound, this is what it would look like.
October 13, 2015
October 13 to November 11: Longest lunar month of 2015
Longest lunar month of 2015 starts with the October 13 new moon and ends with the November 11 new moon. Learn about the varying lengths of lunar months, here.
October 12, 2015
Coral bleaching event threatens reefs worldwide
For the third time on record, the world is experiencing a global coral bleaching event, say NOAA scientists.
October 12, 2015
Visualize Earth systems this week!
Earth Science Week is October 11–17, 2015. This year's theme is “Visualizing Earth Systems.”
October 12, 2015
Report from Zimbabwe: Smoky sunsets
A recent unusual sunset over Mutare, Zimbabwe, caused by smoke from the annual burning of vegetation. Notice color change from yellow to orange to magenta ...
October 12, 2015
Wonderful solar halo over Croatia
High above Earth, tiny ice crystals create halos by refracting and reflecting the light of the sun or moon.
October 12, 2015
Video: Paddle boarding with whales
Touching juxtaposition of a classic John Lennon song with a magnificent video of whales. Video by Jaimen Hudson.
October 11, 2015
New images of Pluto’s moon Charon
Images released Friday, October 9. New Horizons acquired them when it swept past the Pluto system on July 14. The spacecraft's data are still being returned.
October 11, 2015
