Astrophysicists have long theorized that there should be planets out there that are, in size, somewhere between Earth and ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door What would happen if Earth ...

For decades, scientists have sought reliable ways to reconstruct Earth’s ancient history, deciphering geological events that ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

An unexpected radioactive discovery beneath the Pacific Ocean seabed may provide researchers with a new global geologic time ...

NASA's Pandora satellite mission to document at least 20 known planets orbiting distant stars will start from SpaceX at its ...

Astronomers from MIT, the University of Liège in Belgium, and other institutions have stumbled upon a truly bizarre planet—an ...

Harvard scientists studying the mystery of water and life on ancient Mars believe they may have finally found a solution.

Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...

Space agencies and thousands of astronomers are working against the clock to determine the trajectory of the body before it ...

Gear up for another lunar eclipse that is set to occur next month. According to NASA, the event will take place late on March ...

A lot of the weather information Americans rely on starts with real-time data collected by NOAA satellites, airplanes, ...