If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black ...

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 ...

Archaeologists have studied how astronauts use the International Space Station to improve its potential future successors.

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats ...

On 24 February 1997, Jerry Linenger and his five crewmates faced a danger they hoped they’d never meet: a fire aboard their ...

NASA’s Class of 1978, ‘represent the most competent, talented, and experienced people available to us today.’ ...

The theoretical physicist and best-selling author finds inspiration in politics and philosophy for rethinking space and time.

X Beijing: In a move signalling the next phase of its space ambitions, Jiuquan Satellite Launch Centre in China is set to ...

The International Space Station marks a quarter-century of continuous occupancy this weekend, boasting a guest list of nearly 300 — mostly professional astronauts but also the occasional space tourist ...

Saturation is one of the more sophisticated arguments against climate action, and one that some great scientists used to ...

The International Space Station has orbited Earth for nearly 25 years. During that time, it's housed astronauts, conducted ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...