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Rogue stars sail in intergalactic space

Rogue stars sail in intergalactic space

“Hypervelocity” stars ejected from the Milky Way into the emptiness between beyond.

Video: Mystery X-ray source in distant galaxy

Video: Mystery X-ray source in distant galaxy

Ultraluminous X-ray emission could be a giveaway for a new class of black hole.

Galaxy caught blowing bubbles

Galaxy caught blowing bubbles

Hubble spots huge glowing bubbles of hot gas in a strange dwarf galaxy.

Beyond Einstein — the video

Beyond Einstein — the video

Big Bang, black holes and dark energy. Once considered dreams, they’re now reality. Watch the video…

Milestone as radio dishes linked

Milestone as radio dishes linked

Telescopes across Australasia unite to study black hole, in a forerunner of SKA operations.

Most distant quasar found

Most distant quasar found

Black hole-powered galaxy spotted when the universe was still in its infancy.

Black hole eats a star

Black hole eats a star

High-energy flash in distant galaxy was a star’s death throes, say astronomers.

Black holes born soon after Big Bang

Black holes born soon after Big Bang

First direct evidence that black holes existed when the Universe was very young.

Hungry black holes shred stars

Hungry black holes shred stars

Merging black holes form monsters that go on rampages through nearby stars.

Saved from black hole doom

Saved from black hole doom

Need to escape from a black hole? Magnetic fields could be your only hope.