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 ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is 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 ...

Astronomers using NASA's James Webb Space Telescope spotted TWA 7b, a Saturn-sized exoplanet around a nearby star ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

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

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

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