Star explosions called novas are happening twice as often near a gargantuan black hole jet as they are in the rest of the ...

While what dark energy is precisely remains unknown, as a cosmological constant astronomers could roughly agree on its ...

Hubble Space Telescope observations suggest supermassive black hole jets double the frequency of nova explosions. But how?

This image from the NASA/ESA Hubble Space Telescope features the spiral galaxy IC 1954, located 45 million light-years from ...

NGC 4694, a galaxy 54 million light-years away in the Virgo Cluster, is not easily categorized. Featuring characteristics of ...

Three active galactic nuclei from the early universe were found in just a small patch of sky. How many more could there have ...

A dazzling new image from the Hubble Space Telescope captures a bright spiral galaxy on a diagonal tilt, resembling a ...

Nova Explosions in Double Star Systems Doubled Near Black Hole Jet The supermassive black hole in the core of the giant elliptical galaxy M87 shoots out a blazing bright jet of plasma racing across ...

The jets of material that spew from black holes catalyze stellar eruptions, surprising astronomers and raising questions ...

Astronomers have constructed telescopes of every kind - massive observatories designed to pick up faint traces of light ...

The group of astronomers are confounded and say the discovery means something is missing from our understanding of black ...

It is almost 100 years since scientists discovered the universe is expanding. In the decades that followed, the accuracy of ...