Six planets will form a cosmic lineup Feb. 28 — here’s why the rare sight may be harder to spot than you think.

Peaking on February 28th in the Northern Hemisphere, six planets will all be visible from clear & dark night skies. In celebration of this planetary group project, Chandra is releasing three new ...

Neptune, the most distant major planet in the Solar System, has finally given up one of its longest held secrets. After decades of hints and near misses, astronomers now have crisp, direct views of ...

The planet Neptune, as seen by NASA’s Voyager 2 probe during a flyby in August of 1989. In astronomy, 180 years is a very long time—maybe not for the goings-on in the universe but certainly for our ...

But Webb's observations didn't just provide new pretty pictures of the ice giant planet's greenish-blue splotches. It revealed how odd Neptune's auroras are compared to other planets', glowing over ...

Neptune is the furthest planet from the sun in our Solar System. Even when Pluto was still designated a planet, it has an elliptical orbit, bringing it closer to the sun than Neptune for 20-year ...

On February 28, Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune will appear lined up after sunset, creating a stunning celestial display.