NASA has launched the latest attempt to test solar sail propulsion technology. The ACS3’s solar sail is made of a reflective polymer and is held by a boom made of carbon fiber composite material.

Scientists may have found the first planet ever detected around our closest “solar twin,” a star called Alpha Centauri A, the same real-life star that was home to the fictional moon Pandora in James ...

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 ...

The slingshot, called TARS, could in theory accelerate a small spacecraft up to 620 miles per second. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

There may be a habitable world at the Sun's closest solar twin. In the complex space inhabited by the Alpha Centauri triple star system, JWST has just discerned the presence of a giant exoplanet ...