NASA’s Curiosity rover will go dark for a few weeks due to a conjunction between Earth and Mars, blocking communication between the two planets.

Use telescopes and binoculars to observe a crescent moon, Jupiter as a 'Christmas star', star clusters and more — now is a great time to go night sky viewing.

Now, researchers at the University of Chicago Pritzker School of Molecular Engineering and the Abdus Salam International ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

A new study of the data sent back by the Cassini-Huygens mission to Saturn points to the moon Titan not having a global water ...

Sky watchers are in for a treat on Christmas Eve as the waxing crescent Moon, Jupiter, and Saturn create a stunning celestial ...

On Dec. 21, 1968, NASA’s Apollo 8 mission launched to the moon. Apollo 8 was the second crewed mission in NASA’s Apollo ...

Astrologer Nina Kahn reveals what the stars have in store for every zodiac sign's horoscope on Sunday, December 21, 2025.

The last major lunar event of the year takes place December 20, 2025—the New Moon in Sagittarius heralds the darkest night of ...

For years, scientists thought Saturn’s moon Titan hid a global ocean beneath its frozen surface. A new look at Cassini data ...

December not only brings holiday festivities, but also the start of Capricorn season. Learn more about the traits that define ...

On Friday, interstellar comet 3I/ATLAS makes its nearest approach to Earth. Here's what you need to know, and how to track ...