Astronomers have spotted a supermassive black hole ripping apart and devouring a star in colliding galaxies. It is only the second time a tidal disruption event has been seen in interacting galaxies.

In a new, groundbreaking discovery, scientists have discovered a supermassive black hole that woke up from slumber after 20 years of inactivity. Located in the heart of the SDSS1335+0728 galaxy in the ...

A galaxy, SDSS1335+0728, has awakened after 20 years of inactivity. Located 300 million light-years away, it shows significant brightness changes. Its black hole, one million times the Sun's mass ...