"It is amazing to see that we are gradually moving towards combining these breakthrough observations across multiple frequencies and completing the picture of the jet launching region." ...

An 11th-century monk saw the famous "Halley's comet" first as a child and later as an adult, new research finds.

In a first, astronomers were able to capture a supernova in its very first moments. A star 22 million light-years away gave up the ghost and astronomers were able to react fast enough to watch the ...