Chinese city plans to launch an 'artificial moon' to replace streetlights
October 18, 2018, 10:18 p.m. by Bryan Nelson
The wild plan involves a reflective satellite that would beam down a 'dusk-like glow' within city limits.
Astronaut uses finger to plug hole on space station
September 7, 2018, 10 a.m. by Michael d'Estries
After finding the source of an air leak on the ISS, astronaut Alexander Gerst did the only thing he could think of.
10 incredible images of Saturn
September 6, 2018, 11:57 a.m. by Katherine Butler
NASA's Cassini orbiter reveals stunning pictures of the planet and its rings.
What to see in the night sky in September
September 4, 2018, 11:21 a.m. by Michael d'Estries
From a green comet to the official end of summer, here are this month's celestial events.
Eye in the sky watches Earth in riveting Hubble photo
September 3, 2018, 10:43 a.m. by Mary Jo DiLonardo
This dramatic image from NASA shows a planetary nebula as a celestial eye.
Jupiter's atmosphere is still putting on a show
August 29, 2018, 12:36 p.m. by Michael d'Estries
NASA continues to share stunning images from Juno's travels around the planet.
World's most advanced space laser prepares for launch
August 28, 2018, 12:38 p.m. by Michael d'Estries
New Earth-focused satellite is all about accuracy and speed.
Meet 'Steve,' the rare celestial phenomenon lighting up the skies over Canada
August 21, 2018, 11:04 a.m. by Michael d'Estries
The ribbon of light may look like an aurora, but Steve is in a class of his own.
VR experience takes you inside a black hole
August 20, 2018, 5:02 p.m. by Michael d'Estries
Darren Aronofsky’s three-part virtual reality series 'Spheres' will soon take viewers on a trip through time and space.
Dazzling green fireball lights up Southeast U.S.
August 20, 2018, 1:44 p.m. by Michael d'Estries
NASA says the light show was likely caused by an asteroid some 6 feet in diameter.
There's more than one 'moon' orbiting Earth
August 17, 2018, 11:24 a.m. by Bryan Nelson
A mini-moon has been orbiting our planet for around 100 years.
Why NASA wants to 'touch the sun'
August 13, 2018, 9:55 a.m. by Michael d'Estries
The Parker Solar Probe will explore the sun's scorching outer atmosphere.
The dark side of the Perseid meteor shower
August 8, 2018, 12:03 p.m. by Michael d'Estries
When you take the long view, comet Swift-Tuttle isn't so benign.
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Orionid meteor shower: What you need to know
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Chinese city plans to launch an 'artificial moon' to replace streetlights
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10 spectacular moons in our solar system
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Can you really name a star or buy land on the moon?
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In his final book, Stephen Hawking makes it clear where he stands on God
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There might once have been life on ... the moon? Yes, say researchers
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Cryosleep isn't science fiction
Putting astronauts into short-term hibernation could be more efficient.
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5 events science can't explain
Some natural events continue to mystify us, like the beginning of the universe.
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Bizarre genetic engineering
Here are some of the weirdest engineered plants and animals already in existence (or on the way.)
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Do you know your science?
Americans aren't so science-savvy. Take this quiz and see how much you know.
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Spider spins web that can hold weight of a human
The webbing was on par with bulletproof Kevlar in strength.
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