With the arrival of spring, we can step out during the late evening hours (around 11 p.m. local daylight time) and count up to 11 "first magnitude" stars – the brightest in the sky. At no other ...

A European satellite has beamed home its first map of the entire sky as seen in microwave light to the delight of astronomers hoping to catch a glimpse at the earliest days of the universe.

Social media users across the mid-Atlantic and Northeast shared images of the SpaceX "jellyfish" created as the rocket went soaring into the sky.