There are about 15,000 satellites orbiting the Earth. Most of them, like the International Space Station and the Hubble ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Physicists discovered that the famous ‘Star Trek’ spaceship got a lot right about designing a ship to jump from galaxy to ...

2026 is already looking to be a special year for the tech industry, as the AI-loving market braces for three major tech IPOs.

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

For decades, the search for extraterrestrial intelligence has focused on subtle whispers in the cosmic noise, the faint, ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter. When you purchase through links on ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

Humankind has the technology to go to space. Space architect Ariel Ekblaw says the bottleneck now is real estate: getting larger volumes of space stations in orbit. Her company is working on the ...

The U.S. Space Force is looking for advanced tech for space-based interceptors that can intercept ballistic missiles during their boost phase. Shown here, a view of Earth from the space shuttle ...