One of the brightest comets in 20 years, Comet 2024 G3 (ATLAS) returns for a close encounter with the sun — but will we be able to see it?

NASA’s Parker Solar Probe could solve the mysteries of the solar wind and test Einstein’s theory of relativity.

A solar eclipse crossed North America. Two robotic landers reached the lunar surface, largely intact. The most powerful ...

A Nasa spacecraft is in “good health” after going closer to the Sun than anything ever has, the space agency has said. The ...

"The data that will come down from the spacecraft will be fresh information about a place that we, as humanity, have never ...

NASA's record-setting spacecraft was just 3.8 million miles from the sun's surface—the closest any human-made object has ever ...

NASA astronaut Don Pettit shared jaw-dropping footage of an undulating green aurora as seen during a flyover from the International Space Station.

Just before midnight Thursday, the spacecraft finally "phoned home," transmitting a beacon tone back to Earth, indicating it ...