See views of The Horsehead Nebula, the Perseus Cluster of galaxies, spiral galaxy IC 342, irregular galaxy NGC 6822 and ...

November’s night skies are grand, festive and bright in many places, quiet and contemplative in others. Both tempers are ...

Hubble’s newest view of the spiral galaxy NGC 2835 adds a stunning twist to a familiar sight. By capturing light in a special wavelength called H-alpha, astronomers have revealed glowing pink nebulae ...

NASA's Hubble Space Telescope captures the glittering spiral galaxy NGC 6951, where a central bar fuels a spectacular ring of ...

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 ...

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.

Many scientific terms are very specific, but the term nebula is, well, nebulous. In a very generic sense, it simply means a fuzzy thing. But there are a wide variety of astronomical objects that can ...

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 ...

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 ...