Some objects were placed in space on purpose, symbolic gestures meant to inspire or amuse. Others were lost by accident, abandoned or forgotten during ambitious missions.

Two icy moons of Jupiter, though neighboring and of similar size, exhibit radically different internal structures. A new ...

A little-known fact to the general public is that there's more moving around Jupiter's orbit than just the giant gas planet. The first of these little-known companions to the Jovian giant was ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...

NASA have found something new moving in our Solar System. Even thought it's not water, still a phenomenon worth of time ...

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.