It's 99 percent dark matter, a new study explains.

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

A stunning new Hubble image reveals the most detailed look yet at the Egg Nebula, the youngest and closest pre-planetary nebula to Earth.

Using data from the Hubble Space Telescope, ESA’s Euclid space observatory, and Hawaii’s Subaru Telescope, the researchers discovered faint light emitting around the clusters. That light was clear ...

Called CDG-2, this newly identified “ghostly” galaxy may be one of the most dark matter-dominated galaxies ever discovered, with a staggering 99% of its total mass made up of dark matter — a ...

Using the Hubble Space Telescope, astronomers have discovered what seems to be a galaxy that is the most heavily dominated by ...

Neptune’s mid-latitude clouds began fading in 2019 and have not recovered, according to nearly three decades of observations from the Hubble Space Telescope and ground-based observatories. By 2020, ...

The Hubble Space Telescope has captured imagery of the "largest protoplanetary disk ever imaged" known as IRAS 23077+6707 and ...

The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could provide a fossil record of how supermassive black hole growth in the early ...

HOUSTON, TX -A seven-year-old girl in Lucknow stood in her backyard at dawn in October 1957, watching Sputnik streak across the sky. Nearly seven decades later, that child would help steer some of ...