On the 36th episode of exocast:

• Andrew roves the conference hall at the Astrobiology Science Conference.
• Hannah goes through the ABCs of spectroscopy,
• And Hugh covers this month’s news including new solar system missions Dragonfly & Comet Interceptor, new occurrence rates, plus the new exoplanets (such as PDS-70b, Teegarten’s star b & c) which took the Exoplanet Archive over 4000 alien worlds.