"Houston, we've had a problem". This issue we mark the 50th anniversary of Apollo 13, revealing what went wrong and how Mission Control reacted on the ground. We also take a look at what science goals Apollo 13 might have achieved, had everything gone to plan. Plus, Professor Jason Wright discusses NEID, a new instrument that can measure the masses of exoplanets. Our GDPR privacy policy was updated on August 8, 2022. Visit acast.com/privacy for more information.