Former Oklahoma congressman and current NASA Administrator Jim Bridenstine said the agency is interested in the recent discovery indicating there may have been life on Venus, but putting astronauts on Mars is still the primary goal.

NASA could launch its first rocket next year for Artemis, a program that aims to put the first woman on the moon by 2024. NASA hopes to establish a lunar base to derive hydrogen fuel from ice there.

On this edition of ST, we speak by phone with Ariel Waldman, a San Francisco-based writer and science advocate who is a fellow at the Institute for the Future, a National Academy of Sciences committee member, and the founder of (which is a directory of ways to participate in space exploration). Waldman joins us to talk about her new book: "What's It Like in Space? Stories from Astronauts Who've Been There." It's a fun-to-read collection -- written for parents and kids alike -- that gathers eyewitness stories from dozens of international astronauts.