Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

It used to be said that you could test your eyesight by counting the number of stars visible to the unaided eye. The best nights to try this are around January 19 when the Moon is new ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

NASA have released a photograph capturing a vivid image of the Large Magellanic Cloud, a galaxy just 160,000 light-years away ...

Observations of the galaxy carried out by the Hubble Space Telescope confirmed the presence of two nuclei separated by a ...

A single photograph taken from orbit has managed to make a rare visual connection between the mundane life on Earth and the ...

The Milky Way was once a textbook example of how a spiral galaxy should form and evolve. Now a wave of new observations and ...

Nasa astronaut Don Pettit has captured a breathtaking view from space, blending vibrant auroras and glowing city lights with the distant Andromeda Galaxy. This rare festive scene from orbit reminds us ...

Andromeda Kepler is an aspiring writer and explorer whom you can recruit to be a part of your crew in Starfield. Andromeda has a few skills to offer but would be best assigned as part of your ship ...

CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...

A puzzling ultraviolet light seen across the Milky Way could come from the destruction of nuggets of dark matter, the mysterious stuff that makes up around a quarter of the matter and energy in the ...