A consensus is emerging that the dots, sometimes called rubies, are an entirely new type of object in the Universe.

Considering the immense size of the universe, it's no surprise that space still holds plenty of secrets for us. Recently, astronomers believe they stumbled upon a kind of cosmic blast never seen ...

Comets are among the most exciting subjects to photograph in the night sky. Our handy guide will help you find them and capture the best images. Comets are one of the most exciting subjects for people ...