What Happens When Planets Orbit Too Close to Fiery Young Stars

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their atmospheres over time, according to new findings using NASA’s TESS data. Researchers at Penn State developed a tool called Pterodactyls to cut through stellar noise and study planets around young stars, discovering that the frequency of sub-Neptunes [...]

from SciTechDaily https://ift.tt/YwxjBqI