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.
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.
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.
Orionid meteor shower: What you need to know
Chinese city plans to launch an 'artificial moon' to replace streetlights
10 spectacular moons in our solar system
Can you really name a star or buy land on the moon?
In his final book, Stephen Hawking makes it clear where he stands on God
There might once have been life on ... the moon? Yes, say researchers