The sun has reappeared in Dublin after a record-equalling 11 days of cloud. It's the first time in more than half a century that there has been no sun in the Irish capital for this length of time.

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

The area near clouds is often classified as ‘clear sky’, but a new study demonstrates the potential biases of misclassifying ...

At peak magnitude, seek out the goddess of love planet in a clear blue sky in the west-southwest during daylight hours, being ...