December's full moon, the "Cold Moon," rose in a blaze of color on Sunday night as the year’s final supermoon.

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

Exomoons are a hot topic in the science community, as none have been confirmed with astronomers finding new and creative ways to identify them. But while astronomers have searched for exomoons ...

Astronomers analyzing archival images from JWST have discovered an unexpectedly vast population of the smallest asteroids ever seen in the asteroid belt between Mars and Jupiter.

NASA and ESA’s Hubble Space Telescope has been observing the outer planets through a program called OPAL (Outer Planet ...

Clouds produced an incredible lunar halo that was widely seen in the D.C. area Friday night. Depending on cloud cover, there ...

The Geminid meteor shower​ will be peaking Friday and Saturday night in Boston and will be visible in the sky.

Scientists with NASA's Juno mission to Jupiter have discovered that the volcanoes on Jupiter's moon Io are each likely powered by their own chamber of roiling hot magma rather than an ocean of magma.

Researchers from the Juno mission have finally solved a mystery that has puzzled scientists for over four decades.

A Cold Moon hangs in the sky while Jupiter still shines bright and the Geminid meteor shower peaks in the sky this week.

The answer depends on many factors, including the amount of fuel needed, the moon's orbit and the mission's objectives.

Here's what the twelfth and final full moon of the year could mean for your zodiac sign when it peaks on Dec. 15 ...