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Top 16 Earth images of 2016
Take a few minutes to enjoy these images of our planet taken by astronauts aboard the International Space Station.
December 26, 2016
Snow in the Sahara Desert
Snow in a place where summertime temperatures are high - though wintertime temps can drop to freezing - and where precipitation from the skies is rare.
December 26, 2016
Super fast spin for supergiant Betelgeuse
This famous red star is spinning some 150 times faster than expected. Astronomers think it swallowed a companion star just 100,000 years ago.
December 25, 2016
Moon, Antares and Saturn December 26
Up for a sky watching challenge? Try catching the star Antares and the planet Saturn near the old waning crescent moon before sunrise on December 26 and 27.
December 25, 2016
Bailey the unknown reindeer
Like dogs? Celebrate Christmas? Don't miss this classic video Christmas greeting from Bailey the unknown reindeer.
December 24, 2016
Solstice sun rolling down the hill
An 8-frame animation of the sun setting behind Tijuca Peak in Rio de Janeiro, Brazil, 10 hours after the Southern Hemisphere's summer solstice.
December 24, 2016
Setting sun apparition
"A couple of bright blobs of orange light appeared for one minute ... in almost the exact position where the sun usually sets for the few days around our summer solstice."
December 23, 2016
Cold Neptunes an exoplanet sweet spot?
As astronomers explore distance solar systems, what can they expect to find? A new study suggests likely Neptune-mass worlds in solar systems' icy outer realms.
December 22, 2016
The water whorls of baby starfish
Video shows the beautiful and efficient mechanism that tiny starfish larvae use to swim, feed and grow.
December 22, 2016
Moon, Jupiter, Spica on December 23
Waning crescent moon meets dazzling planet Jupiter and Spica, brightest star in Virgo the Maiden, before dawn. Watch Spica and Jupiter near each other throughout 2017.
December 22, 2016
