In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much ...

How close are we to discovering life beyond Earth? In this video, we explore the nearest exoplanets - worlds orbiting other ...

How to see 7 planets aligned during February's ‘parade of planets' All seven of Earth's neighboring planets will be visible as the sun sets this week.

A stunning photo has captured all seven of our neighboring planets in Earth's sky at the same time, possibly for the first time ever.

All seven of Earth's neighboring planets will be visible as the sun sets this week. Here's everything to know about the event.