The nova eruptions come about when a white dwarf steals too much matter from a close red giant companion.

"With ALMA, we can now see the atmosphere of a dying star with a level of clarity in a similar way to what we do for the sun.

The most extreme black hole collision ever recorded looked, at first, like it should not have happened at all. Two objects each weighing roughly as much as one hundred Suns crashed together in a ...

Orbiting mirrors that can redirect sunlight have moved from science fiction concept to active business plan, promising brighter nights, more solar power and even new tools to fight climate change. The ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

Astronomers have uncovered clues to a red giant’s chaotic past by detecting subtle stellar vibrations that hint at a long-ago collision and an unexpectedly rapid spin. Astronomers at the (IfA) have pi ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

Astronomers capture the twinkle of a distant quasar, RX J1131, and reveal the secret size of a black hole's fiery corona.

Chile’s Atacama Desert is one of the darkest spots on Earth, a crown jewel for astronomers who flock to study the origins of ...

ANN ARBOR, MI — Scientists are not required to learn about science communication, but Teresa Paneque excels at it. “It’s not one of the things that you have to tick off as steps to make towards ...

Subjects including linguistics, international studies and human-centered design and engineering all halted taking ...