For the first time, astronomers have directly measured a solar-system-size corona around a distant supermassive black hole, ...

NASA’s Chandra X-ray Observatory and Hubble Space Telescope have been used to study a cluster of stars, nicknamed “Nikhuli," ...

"We were amazed by the fact that these observatories can detect about 100 black holes just 250 million years after the Big ...

"Our approach gives astronomers an idea of how many spots a star might have, where they are located, and how bright or dark ...

Twice a month, on clear nights, the University of New Hampshire Observatory in Durham opens up to the public for a viewing ...

The Earth supports the only known life in the universe, all of it depending heavily on the presence of liquid water to ...

Three years into its mission, the James Webb Space Telescope has advanced the search for alien life more than any machine ...

Eight years, three states, and two jobs after NASA's 2017 launch of its Neutron Star Interior Composition Explorer, or NICER, ...

In the search for habitable exoplanets, atmospheric conditions play a key role in determining if a planet can sustain liquid ...

The world's greatest space telescopes have all been round. Now, a new rectangular design could turbocharge our search for ...

In this latest instalment of Future Chronicles, an imagined history of future inventions, Rowan Hooper explores the advances ...

Scientists affirm that missions to interstellar comets, such as 3I/ATLAS, are achievable and affordable using existing technology.