Between March 18 and 21, Venus, the brightest planet in our solar system, will have a rare dual visibility — visible in both ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

Here's why there are suddenly so many planets visible in the night sky and how long you can look forward to seeing them. Saturn and Mercury are going to be "horizon huggers," likely only visible ...

Seven planets currently form a rare "planet parade" in February's evening sky, with three easy to see with the naked eye, and two more possible. It will return in 2036.

Here’s why there are suddenly so many planets visible in the night sky and how long you can look forward to seeing them. Saturn and Mercury are going to be “horizon huggers,” likely only ...

The alignment, which may be spotted about 10 degrees above the horizon, will be visible for a while just after sunset Friday. Sky watchers may have a difficult time spotting the entire parade ...

Saturn's rings tilt out of view every fourteen to seventeen Earth years. In 2032, they will be at their best again during ...

Flying over the massive iceberg, it's indistinguishable from the horizon. But as it melts, chunks of ice risk floating ...

Frozen fuel from the Falcon 9 rocket launched Monday created a luminous display for several minutes, and was seen by people from England to Eastern Europe.