Space Facts & Astronomy
Discover amazing space facts, astronomy pictures of the day, and fascinating information about our universe from NASA.
Previous Days
HH-222: The Waterfall Nebula
What created the Waterfall Nebula? The origin is still being researched. The structure, officially designated Herbig-H...
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An Artificial Comet
Yes, but can your comet tail do this? No, and what you are seeing is not the tail of a comet. The picture features a cle...
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M1: The Crab Nebula
This is the mess that is left when a star explodes. The Crab Nebula, the result of a supernova seen in 1054 AD, is fill...
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NGC 1898: Globular Cluster in the Large Magellanic Cloud
Jewels don't shine this bright -- only stars do. And almost every spot in this jewel-box of an image from the Hubble Spa...
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Apollo 17's Moonship
Awkward and angular looking, Apollo 17's lunar module Challenger was designed for flight in the near vacuum of space. D...
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Unicorn, Fox Fur and Christmas Tree
A star forming region cataloged as NGC 2264, this beautiful but complex arrangement of interstellar gas and dust is abou...
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Mystery: Little Red Dots in the Early Universe
What are these little red dots (LRDs)? Nobody knows. Discovered only last year, hundreds of LRDs have now been found by...
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Red Sprites and Circular Elves Lightning over Italy
What's happening in the sky? Lightning. The most commonly seen type of lightning involves flashes of bright white light...
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Sunset Solstice over Stonehenge
Yesterday the Sun reached its southernmost point in planet Earth's sky. Called a solstice, many cultures mark yesterday...
Read MoreSolstice on a Spinning Earth
Can you tell that today is a solstice by the tilt of the Earth? Yes. At a solstice, the Earth's terminator -- the divid...
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A Solstice Sun Tattoo
The word solstice is from the Latin for Sun and to pause or stand still. And in the days surrounding a solstice the Sun'...
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Jupiter and the Meteors from Gemini
Jupiter, the Solar System's ruling gas giant, is the brightest celestial beacon at the center of this composite night sk...
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