NASA has been monitoring a never-before-seen planet in its solar system, which is eight times the size of Earth.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot ...

Missed January's planetary parade? February 2025 offers another celestial spectacle. Discover when, where & how to catch ...

NASA is keeping a close watch on three asteroids making near-Earth approaches today. One of them, named 2025 CF, will pass within just 77,200 miles of our planet-roughly one-third ...

Mars, Venus, Jupiter, Saturn, Uranus and Neptune will appear together in a row throughout the start of February – although Neptune and Uranus will only be visible with binoculars or a telescope.