Detection Of Earth-Sized Exoplanet Orbiting Ultracool Dwarf Star SPECULOOS-3

The SPECULOOS project, led by the astronomer Michaël Gillon from the University of Liège, has just discovered a new Earth-sized exoplanet around SPECULOOS-3, an "ultracool dwarf" star as small as Jupiter, twice as cold as our Sun, and located 55 light-years from Earth.  After the famous TRAPPIST-1, SPECULOOS 3 is the second...