William Shatner, who became the oldest person to travel to space at age 90, is offering encouragement and practical advice to Gayle King and the all-female crew launching April 14.

Euclid, a European space telescope, just captured 26 million galaxies to reveal the secrets of the dark universe.

GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

The Webb Space Telescope has captured a plume of gas and dust streaming from a star in the making, with a spiral galaxy as a ...

Scientists have detected oxygen in the most distant known galaxy. Astronomers from two separate research teams made the ...

Scientists have long thought that our solar system's ocean worlds, such as Jupiter's moon Europa and Saturn's moon Enceladus, ...

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

"It's time we all realize that we are crew members on this spaceship called Earth and start to think about our role and ...

Isar Aerospace is preparing to launch its Spectrum rocket from a base in Norway, which would make it the first orbital launch ...

British Police said while there was no indication of foul play behind the fire which shut down Heathrow Airport on Friday, ...

SpaceX Crew-9’s return to Earth marks another milestone in NASA’s Commercial Crew Program, with four astronauts safely ...

Mr. Irving is an investigative journalist who has covered aviation and aerospace for more than 30 years.