In a groundbreaking discovery, astronomers have identified TOI-1846 b, a super-Earth exoplanet located 154 light-years away.

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

Even if Earth does survive, it won’t be pretty. The temperature of our planet will be about 1,300 degrees C, hot enough to ...

Astronomers have found a new exoplanet named TOI-1846 b. This planet is nearly twice the size of Earth. It may contain a lot ...

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

Pictures of a distant supernova remnant show two concentric rings, providing clear evidence that exploding white dwarf stars ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...