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Cascade of magnetic arches on sun
Take 15 seconds to watch glowing magnetic arches cascade across the solar surface, captured by NASA’s Solar Dynamics Observatory.
January 21, 2016
Pollen sunset
Ever seen a sunset like this one? It was caught in Austin, Texas, a city that residents fondly - or not so fondly - call "the allergy capital of the world."
January 21, 2016
Best photos of Comet Catalina
Comet C/2013 US10 (Catalina) has been a wonderful target for photographers. See photos of this icy visitor from the depths of space, here. Thanks to all who submitted!
January 21, 2016
Solid evidence for a 9th planet
If it exists, the 9th planet has 10 times the mass of Earth - orbits 20 times farther from the sun than Neptune - and takes 20,000 years to orbit the sun once.
January 20, 2016
See it! Moon hides bright star Aldebaran
As seen from North America - and westernmost Europe and Africa - moon swept in front of bright star Aldebaran last night. Photos from the EarthSky community here.
January 20, 2016
Flower blooms in space
Here it is! A flower grown on the International Space station blooms.
January 20, 2016
Constellation named for David Bowie?
MIRA Public Observatory and Studio Brussels say they have 'registered a constellation' named for the late, beloved rock musician. Hmm, says astronomer Guy Ottewell.
January 20, 2016
Milky Way’s second-largest black hole?
Astronomers are calling it a possible first detection of an intermediate-mass black hole, a missing link in black hole evolution.
January 20, 2016
How to take photos of snowflakes
Try it yourself! With a little preparation and a good camera and with a macro lens, you can take your own photos of snowflakes.
January 20, 2016
View from space: Mississippi River flooding
Two satellite images show the contrast between the flooded Mississippi River this month and the same area last year. Check out the difference!
January 20, 2016
