A 'Cold' Moon, multiple meteor showers and a giant gas giant in our night sky are among December's stargazing highlights.

"That very bright "star" in the eastern sky after sunset? It's actually the planet Jupiter. With a small telescope, ...

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

The night skies this month are genuinely loaded with goodies. Not only are all the wonderful winter constellations visible, but all five naked-eye planets are also visible this month. Our ...

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...

NASA's Europa Clipper embarks on a 1.8 billion-mile journey to study Jupiter’s moon Europa for potential habitability.

As autumn winds down and winter begins, these December evenings are graced with not only huge, breathtaking constellations ...

Headed to Jupiter’s moon Europa, NASA’s Europa Clipper spacecraft is operating without a hitch and will reach Mars in just ...

The sun enters Capricorn during the winter solstice on December 21, the northern hemisphere's shortest day of the year. This ...

The asteroid, named 2024 WF5, will come over twice as close to us as the moon, at a distance of around 104,000 miles.

Open star clusters sparkle as Luna and Venus line up and Jupiter’s moons jockey for position in the sky this week.

Boeing’s six decades in space have helped to facilitate a permanent off-planet U.S. presence and enabled our first footsteps ...