The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

An LSU-led team would like to use a high-flying Antarctic balloon-borne infrared telescope to detect the chemical makeup of ...

Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

A shortcut for New Yorkers to spot some of the planets is to look for them when they are near the moon. On Feb. 1, Venus will ...

Know how gemstones can amplify astrological predictions by strengthening positive planetary influences, reducing negative ...

Guam’s skies are absolutely magnificent. For instance, this month you can see seven of the 10 brightest stars and I’ll tell ...

Astrologers looked at the birth charts of Grammy nominees and performers to make educated guesses about who will take home which Grammies and what we can expect from the show.

If you look up at the night sky, you may sometimes see a bright reddish star which is likely to be the Red Planet. On January ... directly opposite the Sun as seen from Earth.

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Venus appears low in the evening sky, guiding us to Saturn. Jupiter makes an attractive sight below the Hyades and Mars remains a fine sight.