As NASA explores human isolation on other planets, the agency’s plan to return Mars rocks to Earth is in limbo.

Starship, take three

There’s a lot going on up there. Join space reporter Brendan Byrne each week as he explores space exploration. From efforts to launch humans into deep space, to the probes exploring our solar system, "Are We There Yet?" brings you the latest in news from the space beat. Listen to interviews with astronauts, engineers and visionaries as humanity takes its next giant leap exploring our universe.