Hear stories about alien moons, cold stars, and the future of space exploration. Hosted by Dr. Carrie Nugent, it's the only show that gets NASA experts to try unusual drinks.
Dr Roberta Paladini talks about the space-based Herschel Space Observatory, which was the largest infrared telescope ever launched. It looked at the sky in the far infrared, and discovered an abundance of water in star-forming regions.