One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks ...

Alpha Centauri, one of the two "Pointer Stars" that help stargazers find the Southern Cross in the Southern Hemisphere, may have a planet in orbit around it. If it does, the Webb Telescope will find ...

A new initiative called "Project Blue" aims to spy on our interstellar neighbor, Alpha Centauri, to capture an unprecedented visible-light image of any Earth-like planets that might orbit there. The ...

NASA’s James Webb Space Telescope has detected strong evidence for a giant planet orbiting Alpha Centauri A, the nearest Sun-like star to Earth. Located just 4 light-years away, this possible ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A new mission, announced today, aims to take a picture of the Alpha ...

Last year, Stephen Hawking and Russian billionaire Yuri Milner hatched an ambitious plan to send a tiny probe to the Alpha Centauri star system. Travelling at 20 percent the speed of light, the ...

Exoplanets are the talk of the solar system this year, but as exciting as they are, their existence (as is often the case in astronomy) is more inference than direct observation. A new private effort ...

In some of its most ambitious work yet, the James Webb Space Telescope looked to spot a planet in a potentially habitable orbit around Alpha Centauri A, the nearest sunlike star to our solar system ...