NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

The company held the first test deployment of its solar arrays designed to power solar-electric propulsion systems for the Gateway space station.

According Harvard physicist Avi Loeb, the object - which originated in interstellar space - was spotted by astronomers ...

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

There's a new interstellar object moving through our solar system and it's called 3I/ATLAS, according to NASA.

Astronomers have announced the discovery of a monumental interstellar object, designated 3I/Atlas, believed to be the largest ...

In the dry expanses of northwest China, a hypersonic vehicle recently did something that many in the field of aerospace engineering had long thought almost impossible: Feitian 2 changed its propulsion ...

Astrophysicist Josep Trigo-Rodriguez, from the Institute of Space Sciences near Barcelona, Spain, believes it's an ...

The ESA says the object - which has been designated A11pl3Z - is currently several hundred million miles away from Earth, ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

The dwarf planet Sedna will fly nearer the Sun in 2076. A nuclear rocket or a solar sail spacecraft could reach it within 7 ...

The European Space Agency (ESA) has detected what could be only the third known object to enter our solar system from ...