Astronomers have found nearly 6,000 exoplanets orbiting other stars. But for every confirmed detection, there are countless mere hints, inconclusive observations that could just as well be blips of ...

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 ...

The search for interstellar visitors has taken an unexpected turn. While previous discoveries like ‘Oumuamua and Comet 2I/Borisov proved that objects from beyond our solar system can pass through, new ...