NASA is getting into the festive spirit, sharing some stunning images of the Christmas Tree Cluster and the Cosmic Wreath.

Don Pettit has a long history of inventing new tools for use in space. Astronauts are many things. They're often scientists, engineers, or pilots. And in the case of NASA astronaut Don Pettit ...

The Hubble Telescope has spotted an unusual spiral galaxy – 76 million light-years away – that resembles an eye ...

Here are the best telescopes for looking into deep space — gaze far into the night sky and observe bright stars in Orion and Taurus. The best telescopes for deep space are more specialized than ...

Unlike my work with planetary images, which is based on data acquired by interplanetary spacecraft, this book presented deep space photography - images of our galaxy and beyond. 'I became aware that ...