The two spiral arms winding towards the bright centre might deceive you into thinking you are looking at a galaxy a bit like our Milky Way. But the object starring in this image is of a different ...

The Andromeda galaxy helped Edwin Hubble settle a great debate in astronomy. Stocktrek Images via Getty Images A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known ...

Early understandings of the Milky Way, from mythological interpretations to Aristotle's atmospheric explanation, lacked the technological tools for accurate observation and were superseded by the ...

Astronomers, maybe more than anyone, appreciate what an island of perfection our Earth is. Our orbit may put us at a perfect distance from the sun for life to flourish, but it is too small to easily ...

Astronomy can be a difficult topic for newcomers. Like any scientific field, it has its own jargon and buzzwords—and terms with meanings that can be not only odd but downright counterintuitive. The ...

NASA and ESA’s Hubble Space Telescope have recently released a breathtaking new image of NGC 2835, a spiral galaxy located 35 million light-years away in the constellation Hydra. This latest photo, ...

Vesto Slipher first observed that galaxies are moving away from us. Edwin Hubble later showed a relationship between galaxy distance and speed. Hubble's work relied heavily on Slipher's earlier data.

Tiny flecks of hazy light around the borders of one of the most famous of the spiral nebulae, the one in the constellation Andromeda, are now believed to be great globular clusters of stars–literally ...

It's time to take a cosmic road trip using light as the highway and visit four stunning destinations across space. The vehicles for this space get-away are NASA's Chandra X-ray Observatory and James ...

We're used to seeing spiral galaxies in deep space, but other types of outer-space spirals are positively spooky. Astronomers say that this whirligig, more than 3,000 light-years away in the ...