If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...

"It's like a game of billiards around the solar system, flying by a couple of planets at just the right angle and timing to ...

NASA's Europa Clipper is about to use Mars' gravitational pull to slingshot itself towards Jupiter's smallest moon later this ...

NASA's Juno probe is coming to the end of a fantastic mission, but it's still got some tricks up its sleeve yet.

In late January this year, NASA’s Psyche spacecraft turned its cameras to the sky and captured some incredible images. The ...

A total lunar eclipse occurs this month. Venus transitions from evening to morning, while Mars and Jupiter dominate the late ...

While Mercury will be visible throughout early March, there will be two nights that provide especially good opportunities to ...

On Feb. 28, the one-day-old moon will pass in front of Mercury for observers in Australia and the south Pacific, and on March 1 the moon will make a close pass to Venus.

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

March’s night sky brings a total lunar eclipse, a rare chance to see Mercury, and shifting planets. Don’t miss these ...

If you’re feeling like the tone of the moment is particularly frenetic or heightened emotionally, you’re far from alone, and ...