Planetary Radio: Space Exploration, Astronomy and Science

Visiting the Earth-Like Worlds of TRAPPIST-1

33:08 | Apr 11th, 2018

We have begun to understand the composition of worlds that are hundreds of trillions of kilometers from Earth. Astronomer Nikole Lewis is co-leader of a team that has used the Hubble Space Telescope to do this with the four Earth-like planets circlin...Show More