The blue color of asteroid Phaethon has puzzled scientists since the space rock's discovery in the early 1980s. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.