For astronomers, finding a new black hole orbiting an aged red dwarf star is an exciting find in itself, but when that black hole seems to be a "missing link" stellar-mass black hole, you can crank ...

Astronomers predict that a bright new star will soon appear in the night sky as a result of a cosmic explosion that occurred ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Across the sky, more than 100 stellar-mass black holes are hidden within a large cluster of stars. The star cluster is named ...

Any night now, the astrophysicists tell us, a new star will appear in the night sky over Philly and the rest of the world — ...

We now know that black holes occur frequently throughout the universe. One Sagittarius A* sits at the center of our galaxy, ...

It turns out that the vast oceans of hot plasma that make up the middle and outer layers of huge, geriatric stars churn much ...

Although most potentially habitable worlds orbit red dwarf stars, we know larger and brighter stars can harbor life. One ...

New observations show the bubbling surface of the red giant star R Doradus, a feat previously only achievable with the Sun.

Autumn brings longer, cooler and clearer nights. Summer’s bright constellations and dense star clouds of the Milky Way give ...

NGC 1559, a distant barred spiral galaxy, is beautifully captured in a composite image by the Hubble Space Telescope. This ...

Lone Star Season 5 Episode 1, from rivalries to new jobs, the season premiere catches us up with the 126's changes. Our ...