Using ESO’s Very Large Telescope, astronomers have succeeded in measuring the size of giant galaxy Messier 87 and were surprised to find that its outer parts have been stripped away by still unknown ...

It might appear featureless and unexciting at first glance, but NASA/ESA Hubble Space Telescope observations of this elliptical galaxy—known as Messier 105—show that the stars near the galaxy's center ...

The Vera Rubin Observatory has just delivered its first cosmic revelation—and it’s a spectacular one. During its Virgo First Look imaging campaign, the observatory captured a sprawling stellar stream ...

Brilliant galactic core: Webb’s latest image shows Messier 77’s active nucleus, outshining the galaxy due to a feeding supermassive black hole. Infrared clarity: Infrared instruments pierced dust ...