Uranus and Neptune will also be on the scene, too dim to see with the naked eye.

Six planets—including Venus, Jupiter, and Mercury—will line up in the sky. Here’s the best time to watch and where to find ...

One of the brightest stars in the night sky will vanish as seen from North America and Europe in a rare event.

Look west just after sunset from this weekend for a chance to see some of six planets, though the best views will be had later this month.

The northern lights may be seen in U.S. states after dark on Tuesday, Feb. 17, through Wednesday, Feb. 18, after the National Oceanic and Atmospheric Administration (NOAA) warned that a minor G1-class ...

The month is packed with skywatching highlights—including six visible planets, an annular solar eclipse, and the Milky Way’s bright core returning to view in the Northern Hemisphere.

A stunning Moon–Mercury conjunction will light up the western sky on 18 February. The slim crescent Moon will appear close to Mercury just after sunset. Here’s when to look, where it will be visible ...