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

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

A European-Japanese spacecraft has beamed back some of the best close-up photos yet of Mercury's north pole as part of only the second human survey of our solar system's innermost planet. The ...

the planet is filled with awe-inspiring natural wonders bursting with color. Here we've rounded up some of the most striking and vibrant sights on Earth – to enjoy these photos at their best, be ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

Starting up again Saturday, a sweeping view of our solar system will glow in the night sky. The planetary alignment, or a ...

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century ...

Best viewed ... Pleul/dpa (Photo by Patrick Pleul/picture alliance via Getty Images) Although it works both ways — strong moonlight causes shadows at night on Earth — planet shine is a ...

Spring begins on Mars with variety of strange sights on the planet’s northern hemisphere. Instead of chilled glasses and champagne bubbles to ring in the New Year, how about gassy geysers and ...