For example, the Cassini probe to Saturn, which launched in 1997, was a huge spacecraft, ... stealing planetary orbital energy every time. A gravitational assist works the other way, too.

Hubble spotted a rare off-center black hole shredding a star, revealing the first optical discovery of a wandering ...

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These ...

But axions were pushed aside as the WIMPs hypothesis gained more steam. Back-of-the-envelope calculations showed that the ...

Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful ...

In its first year alone, it will double the amount of data collected so far by every other instrument in the history of optical astronomy ...

Time travel has long been a staple of science fiction, captivating imaginations with the possibility of moving through time ...

From a bar in the clouds to finding more water from the Moon, outer space is constantly surprising us. A vast universe Think ...

Scientists are keeping a close eye on the sun. We know that the sun goes through cycles of activity, and 2025 is expected to ...

Quantum computing is a new way of computing that uses the strange rules of tiny particles to solve problems much faster than ...

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...