In spite of the name, cometary globules don't actually have anything to do with comets. They are a type of nebula, a sub-type of what is known as a Bok globule -- a very compact, very dense, very cold
We've known about the Ghost of Jupiter since 1785, when it was discovered by the German-born astronomer William Herschel (1738-1822). But a captivating new image released by the European Space Agency shows
At the heart of a strangely shaped planetary nebula, astronomers have discovered a pair of doomed white dwarf stars that will inevitably merge and explode in a dramatic supernova. The imperiled pair, in
Thankfully, this catastrophe is happening 3.5 billion light years away. An artist's conception of a black hole binary in a heart of a quasar, with the data showing the periodic variability superposed.
The days are numbered for two newly discovered dead stars locked in a spinning spiral of doom that will eventually lead to a catastrophic collision that triggers a supernova explosion, astronomers say.
Maybe. And it's an idea that could help explain the existence of the universe itself. Something is amiss in our Sun. Or, rather, something is amiss in our theories of what the Sun is and how it behaves—theories
Dark matter, the mysterious substance that makes up four-fifths of the stuff in the universe, has been found for the first time in the centre of the Milky Way. The rivals have proposed an alternative called