51 Pegasi B
Dec. 26, 2024
Planetquest on X: "The exoplanet they discovered, 51 Pegasi b – 51 Peg b – is a "hot Jupiter" gas giant. It has a 4-day "year," the time it takes to orbit File:51 Pegasi b by Celestia.jpg - Wikimedia Commons First Planet Discovered Around Another Star | 51 Pegasi b - YouTube 51 Pegasi B