Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

Newly discovered Quipu, a superstructure in which galaxies group together in clusters and clusters of clusters, is the ...

In a event that won't be seen again until the year 2040, seven planets will align in the sky at the same time on 28 February ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

A blue dwarf galaxy pitched through the bullseye's galactic neighborhood 50 million years ago, leaving behind nine glittering ...