Sirius, in the constellation Canis Major, is the brightest star in the sky. It’s twice as massive as the Sun. Canopus, the ...

On April evenings, look to the west to spot the bright winter constellations of Orion, Gemini, Taurus, Auriga, Canis Major and Canis Minor. They’ll be gone soon, so check them out while you can.

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out and use just your eyes to make a giant figure out of some of the sky's brightest stars. The Winter Hexagon is a six-sided ...

Mars is much higher in the sky; by about 8 p.m. it is still ... and directly above Rigel at about 60 degrees is Sirius, and if one turns to the left (towards the south) one encounters Canopus ...

Canis Major, the Big Dog, contains Sirius, the brightest star in the sky. Looking left and above ... the Belt is a bright blue-white star; that's Rigel, the foot of Orion. If local city lights ...

This dazzling planet, which dominated the evening sky from last fall on through the ... fold and appearing nearly 20 times brighter than Sirius, the brightest of all stars. Mars continues to ...

Venus, Saturn and the moon will form a triple conjunction, appearing to look like a smiley face in a sky. Here's how and when ...

This week is International Dark Sky Week. Lights that are aimed upwards or not properly capped illuminate the atmosphere and ...

Astronomers have found more ORCs in the years since those initial discoveries, and some of them also appear to have a galaxy ...

The upside is that everything about her rookie season suggests Reese is ready for this. Her career arc is still very much on ...

Today's rather aquatic-themed NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the ...