NASA's Spitzer, TESS find potentially volcano-covered Earth-size world

Astronomers have discovered an Earth-size exoplanet, or world beyond our solar system, that may be carpeted with volcanoes. Called LP 791-18 d, the planet could undergo volcanic outbursts as often as Jupiter's moon Io, the most volcanically active body in our solar system.

from Latest Science News -- ScienceDaily https://ift.tt/xFlGtwC