Astronomers at Wesleyan have detected shock waves produced by a high-speed "hot Jupiter" exoplanet caught in a tight orbit around its host star, io9 reported. The story explains: It’s a potential indication of an incredibly powerful magnetic field around the planet. Also known as “roaster planets,” hot Jupiters are so named because they have many characteristics in common with the largest gas giant in our solar system, most notably mass. But they have much hotter surface temperatures because they orbit much closer to their parent stars. Researcher in Astronomy Wilson Cauley has published a new study on the topic in the Astrophysical Journal. io9 quotes Cauley's…