Watch the delicate song and dance that keep TRAPPIST-1 planets from blowing up - Washington Post

Washington Post
Watch the delicate song and dance that keep TRAPPIST-1 planets from blowing up
Washington Post
One of this year's most thrilling scientific discoveries was TRAPPIST-1, the system of seven Earth-size planets that orbit a sun 39 light-years from our own. There was just one problem with the newfound solar system: It looked as if it was about to ...and more »