Jupiter’s Great Red Spot, the solar system’s largest storm, wiggles like gelatin and contracts like a stress ball, new ...

But a new NASA study may have found a clue that one is orbiting a planet some 635 light-years from Earth. The inference comes ...

Comet not seen for 80,000 years is back in our solar system ...

A “dirty snowball” from the distant icy cloud encircling our solar system passed by the Sun and Earth in autumn 2024. Earth-based observers scanning the night sky in autumn 2024 may witness a ...

The middle and end of October will offer the best chance to see what could be the brightest comet of the year.

NASA's Hubble Space Telescope and New Horizons spacecraft simultaneously set their sights on Uranus recently, allowing scientists to make a direct comparison of the planet from two very different ...

All being well, astronomers believe C/2023 A3 will be visible to the naked eye, especially around October 12. However, a pair ...

The James Webb Space Telescope was used to spot a new kind of alien planet: a watery "steam world" with an atmosphere of hot ...

Comet C/2023 A3 Tschinshan-ATLAS will be at its closest point to Earth, 44 million miles, on Saturday, and should be visible ...

NASA's Europa Clipper spacecraft is in for a wild ride.

According to NASA, comets are cosmic snowballs of frozen gases, rock, and dust that are left over from the formation of the ...

Europa Clipper will peer beneath the moon’s icy crust where an ocean is thought to be sloshing fairly close to the surface.