Last week the James Webb Space Telescope captured a direct image of what they believe to be a previously unknown exoplanet ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

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

When astronomers first discovered exoplanets, they found massive ones orbiting large stars. The technology to detect smaller planets around low-mass, dim red dwarfs took time to develop. By the ...

From Mercury’s peak visibility to the Southern delta Aquariids meteor shower, July’s skywatching lineup promises an array of ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

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

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

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

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...