Scientists have proposed two experimental spacecraft that could reach one of the farthest known objects in the solar system ...

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 ...

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

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The planet, which astronomers believe is orbiting a young red dwarf star approximately 34 light years away, has been dubbed ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

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

July promises a celestial spectacle. Skywatchers can see star clusters and meteor showers. Planetary sightings, including ...

Pluto is the tiniest planet in our solar system with a diameter of roughly 2,377 kilometers, making it even smaller than our ...

Astronomers confirm TOI-5573 b, a rare, miniature Saturn-like planet orbiting a small star, challenging theories of planetary ...

Despite being covered in impact craters that could potentially send pieces of the planet into space, we have never found a ...