What Is Kepler 37B? | Smallest Known Exoplanet Planet in the Universe

The video tutorial introduces Kepler 37 B, an exoplanet discovered by the Kepler Space Telescope in February 2013. It is the smallest planet found around a mid-sequence star outside our solar system, with a size slightly larger than the Moon but smaller than Mercury. Classified as a sub-Earth exoplanet, it orbits its host star, Kepler 37, every 13 days at a distance of 9.3 million miles. The video also provides details on its physical characteristics, such as a diameter of 2400 miles and a surface temperature of 700 Kelvin. Kepler 37 B can be located in the constellation Lyra in the night sky.

What new insight or understanding did you gain from this video?