What views of the night sky would we have if we had evolved on the Jupiter moon Europa, or one of the TRAPPIST-1 planets?

This phenomenon, known as a 'planetary parade' is a rare sight, and it will be the last time seven planets can be seen ...

Mercury, Venus, Mars, Jupiter, Saturn, Neptune and Uranus could be visible, but not all can be seen by the naked eye.

February brings a rare planetary parade, with five bright planets in clear view and a special alignment of Mercury and Saturn ...

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

A very rare treat is about to grace Earth's night skies.

A clear evening sky has a lot to show you in late February. Five planets may be visible is you look at the right time.