The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest globular star cluster to our home planet. Credit: NASA's Goddard Space Flight ...

Our home galaxy, the Milky Way, grew to its current size in part by consuming smaller galaxies. Now, new data from NASA's Hubble Space Telescope show definitive evidence of a dwarf galaxy merging with ...

The Hubble Space Telescope has discovered evidence that our galaxy experienced a significant collision and merger with a dwarf galaxy 11.8 billion years ago. Mergers between galaxies are one of the ...

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard Space Flight Center ...

In its 36th year of operation, the Hubble Space Telescope is still going strong, evidenced by this newly released image of ...

Here's the rocket launch schedule for the week of August 17, where rocket launches are visible and how to watch NASA content with Amazon Prime.

In the Lion Nebula, the oxygen-rich central star has died and left behind a white dwarf that is effectively “cooking” the ...

From the Pillars of Creation to distant galaxies, explore seven spectacular images captured by Hubble and the James Webb ...

The telescope has given all of us a front-row seat to cosmic history. We should give it another lease on life.

Astronomers have discovered a globular cluster stellar stream outside the Milky Way, giving scientists a new way to map invisible dark matter in distant galaxies.

Astronomers have discovered a faint stream of stars in another galaxy for the first time, opening a new way to investigate ...

A faint stellar stream discovered beyond the Milky Way is giving astronomers a new way to trace the invisible dark matter ...