Richard Livitski Seal Beach, California Our Sun will become a white dwarf in about 7 billion years. At that point, it will no longer produce energy through nuclear fusion, having exhausted its fuel ...

"The large volume of data from Rubin will give us a sample of all kinds of Type Ia supernovas at a range of distances and in many different types of galaxies." ...

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could they be?

"This tells us that objects like white dwarfs may be able to live very close to an event horizon for a relatively extended period of time." Using the XMM-Newton X-ray telescope, astronomers have ...

The observations made using the European Space Agency's XMM-Newton orbiting X-ray telescope appear to show a white dwarf nearing the point of no return - called the event horizon - as it orbits ...

NSF / AUI / NSF NRAO / Meyer at al. 2025 The scientists say the most likely culprit behind the mysterious pulsing is a white dwarf—a dense stellar remnant about the size of the Earth—that’s ...

Now, researchers report that they have caught a supermassive black hole in the act of eating a white dwarf, the last stage of evolution for stars like our Sun – but the white dwarf is not giving ...

Chilean astronomers have observed a cataclysmic variable known as V1425 Aql. As a result, they have found that this system ...

"This tells us that objects like white dwarfs may be able to live very close to an event horizon for a relatively extended period of time." SEE ALSO: NASA scientist viewed first Voyager images.

An artist's concept shows a stream of matter trails a white dwarf (sphere at lower right) orbiting within the innermost accretion disk surrounding a supermassive black hole. — Reuters WASHINGTON ...

An artist's concept shows a stream of matter trails a white dwarf (sphere at lower right) orbiting within the innermost accretion disk surrounding a supermassive black hole. Astronomers developed this ...