The Hubble Space Telescope snapped detailed images of Messier 75, which is part of the 'Gaia Sausage.'
The gyroscopes are some of the most important instruments on the Hubble Space Telescope, but this isn’t the first time they’ve failed.
A new study suggests that the Jupiter-sized planet Kepler-1625b may host a Neptune-sized moon.
The Hubble Space Telescope has produced the most accurate data on the expansion rate of the universe since Edwin Hubble discovered the universe was expanding nearly a century ago.
Watch alien planets evaporate and black holes lurk in this motherlode of videos.
The results of a new study are close, but slightly faster than, the generally accepted rate.
“It boggles the mind that over 90 percent of the galaxies in the universe have yet to be studied.”
Ten trillionths of your sun tan is the result of photons made by distant stars and supermassive black holes.
'The Hubble Cantata' offers a unique performance combining virtual reality, science, and classical music.
Canada's BRITE mission is studying the brightest stars in the sky.
Bring a barf bag.
The HST turns 26.