Alpha Centauri may have a "disappearing planet', new James Webb Space Telescope observations hint. If confirmed, it could be the closest alien planet to Earth that orbits in its star's habitable zone.

https://www.livescience.com/space/astronomy/the-most-significant-jwst-finding-to-date-james-webb-spots-then-loses-a-giant-planet-orbiting-in-the-habitable-zone-of-our-closest-sun-like-star