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Artist's impression of a black hole about to devour a star

Black holes grow faster than expected

Astronomers have discovered how biggest black holes grow – and it’s not what was expected.

Messier 55

Sparkling sphere of ancient stars

Globular star cluster Messier 55 contains some of the cosmos’ oldest stars.

Messier 107

City of sparkling stars

Star cluster Messier 107 comprises thousands of dazzling stellar orbs living together in harmony.

Hubble image of stars in Omega Centauri

Hubble looks 10,000 years into the future

Future course of stars plotted using data from the Hubble Space Telescope.