When stars like our Sun reach the end of their lives, they collapse into ...

Astronomers have identified a new class of stellar remnant, one that forms not from the death of a single star but from the ...

In the vastness of the Universe, any new object with interesting properties can spur the search for similar objects, potentially establishing a new ...

In the vastness of the Universe, any new object with interesting properties can spur the search for similar objects, potentially establishing a new class of stars. In a paper published in Astronomy & ...

The findings, published in The Astrophysical Journal, provide fresh insights into ultraluminous X-ray sources (ULXs) — among the brightest and most enigmatic objects known in astrophysics.

Visible without a telescope, γ Cassiopeiae has stood out for decades because it behaves unlike an ordinary massive star. Its ...

For 50 years, astronomers have been watching in bafflement as a giant star flickers with powerful, erratic X-ray emission.

Visible to the naked eye in the constellation Cassiopeia, the star γ Cas has puzzled astrophysicists for half a century. It ...

A naked-eye star’s 50-year mystery is solved—its bizarre X-rays come from a hidden, feeding white dwarf.

WASHINGTON, March 12 (Reuters) - President Donald Trump's administration on Thursday sued California, claiming the state's zero-emission vehicle and tailpipe greenhouse gas emissions rules are illegal ...

SPARTANBURG COUNTY, S.C. (FOX Carolina) - The Spartanburg County Sheriff’s Office is investigating after Spectrum fiber optic lines were cut in Pacolet. Deputies said that the lines in the 200 block ...