NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth from the International Space Station (ISS) on Saturday night (April 19), if all goes to plan.

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are brought back.

Aurora does not have to be directly overhead to be visible: it can be observed from more than 600 miles away if the conditions are right.

Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

A strong solar storm heads to Earth. Here's what to know about northern lights - A strong solar storm is headed to Earth and ...

Apr. 9, 2025 — A new study reveals the modern arid desert between Africa and Saudi Arabia was once regularly lush and green with rivers and lakes over a period of 8 million years, allowing for ...

Astronomy and planetary science are the study of objects and phenomena that occur beyond the Earth’s atmosphere. This includes investigating stars and their interaction with each other and the ...

It’s funny that astronomy enthusiasts ... s incredibly important role in stabilizing Earth’s climate. As a professor of climate science at University College London and the longtime director ...

An international team of researchers may have answered one of space science’s long-running questions – and it could change our understanding of how life began.   Carbon-rich asteroids are abundant in ...

Astronomers have long predicted that two orbiting white dwarfs are the cause of most type 1a supernova explosions. While the ...

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the ...

Barry Wilmore said that astronauts, NASA and Boeing need to spend time analyzing the Starliner mission to improve future flights.