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

You know that feeling when you find something hiding right where you've been looking all along? Astronomers just had that moment on a cosmic scale. A galaxy so faint, so nearly invisible that no one ...

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

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

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 ...

At the center of the Egg Nebula is its yolk: a deteriorating sun-like star.

The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest ...

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

The Egg Nebula, located around 1,000 light years away, is home to a dying star entering last phase of its life.

The Hubble Space Telescope has been orbiting Earth for over 35 years now. Billions of miles away, floating above our heads, it has completely changed .

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in ...

Astrophysicists propose a new “stochastic siren” method using the gravitational-wave background from black hole mergers to ...