Early birds are in for a celestial treat this week as the Eta Aquariid meteor shower reaches its peak.Related video above: ...

The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. A very small body, far from the sun ...

The Shoreline Amateur Astronomical Association is hosting National Astronomy Day with telescope viewing, a scale model of the ...

Ask the average person, and they’ll tell you that the atmosphere is pretty important. Ask an astronomer, and they'll tell you ...

The asteroid, named Apophis, will pass around 20,000 miles from Earth's surface on April 13, 2029—closer than many satellites ...

The Eta Aquarids meteor shower, caused by Halley's Comet debris, peaks this week. Here's how to see it in New York.

The falling death of a 66-year-old man on the Mount Wilson Trail prompted a warning from authorities. But experts say the ...

An astronomer predicts a SpaceX Falcon 9 rocket's upper stage used to carry a lunar lander to orbit will crash into the moon ...

While Galileo's observations killed off the old model, we would need to wait centuries for conclusive evidence that Earth ...

Photos from around the space team.