The Search for Exoplanets: What Astronomers Know
The Misplaced Giant Planets
S1 E5:
Investigate 51 Pegasi b, the first planet detected around a Sun-like star, which shocked astronomers by being roughly the size of Jupiter but in an orbit much closer to its star than Mercury is to the Sun. Probe the strange characteristics of these "hot Jupiters," which have turned up around many stars.