How did astronomers actually figure out how far away everything is? It’s not a single measuring stick. Get out your ruler… no, the bigger one… never mind… just listen.
Jul 28th: Measuring Distance in the Universe
Podcast Archive
Jul 27th: Monster NEO & Tracie’s Solo
A rare half-mile asteroid 2024 JW1 passes safely near Earth, while Catalina Sky Survey marks a milestone with Tracie Beuden’s first solo observing run.
Jul 26th: Exploring New Horizons in Astronomy
Today’s the Cosmic Savannah talk to Dr. Rojovola Zara-Nomena Randriamanakoto about her journey advocating women in STEM, and her research.
Jul 25th: Volunteer Stargazer
Lets take a look at how volunteers throughout history have aided in scientific explorations and tell you how you can get involved with our latest community science projects.
Jul 24th: What did our Solar System look like as a baby?
Planets don’t just pop out of nowhere, fully formed and ready for astronomers to study. But question pop up: What did our Solar System look like as a baby?
Jul 23rd: Black Holes Yet Again!
Cheap Astronomy finds can never be too many podcasts about black holes. So what are squeezars? And do black holes float in water?
Jul 22nd: Why Can’t We Get Free Energy from the Vacuum?
Why does the vacuum of spacetime have energy? How much energy does it have? What prevents us from using it to do anything useful?
Jul 21st: Orbit
There are several different kinds of orbits, and they are good for different reasons. From suborbital jumps to geostationary orbit, time to learn everything there is to know about going around and around and around.
JUl 20th: Jacqui’s PHA & Bok Comet
Two discoveries from Catalina Sky Survey remind us of long cosmic timescales: asteroid 2024 ER’s safe 2163 flyby (≈66 lunar distances) and comet C/2024 G1’s 3331 return.
Jul 19th: A Starter’s Guide to Capturing the Milky Way
Today’s Astro Man: The Dark Sky Guardian introduces us to learn the core settings and techniques for Milky Way photography