This episode reminds you to look up, look out, and reflect on what we see around us. Stories cover a weird white dwarf that is doing things our Sun may do billions of years from now, how satellite images can now be used to measure river flows here and on Mars, and Titan, as well as the emerging field of planetary geoarcheology. And also climate change. Buckle up, the news isn’t good.
Nov 22nd: Icy Moons & Dwarf Planets
The outer Solar System is far enough from the Sun that water doesn’t get blasted away into deep space. In this icy realm, there are many worlds with vast quantities of water ice. Today let’s look at the icy outer moons and dwarf planets.
Jul 23rd: How Habitable Is Titan?
Like Europa and Encleadus, Titan could have an interior ocean of liquid water too, a place where there might be life. So let’s talk about Titan.
Apr 18th: Impact Mars & Dragonfly
A given piece of ground on Mars receives several times more space rock impacts than a similar sized area on Earth. And NASA plans to fly a drone-like aircraft called Dragonfly around the surface of Titan.
Jul 1st: Awesome Astronomy July 2020 News Roundup
Have gravitational waves revealed the first ‘Black Neutron Star’? Jen sees the error of her ways about Betelgeuse’s recent dimming. And of course the skyguide for you!
Dec 13th: Charlie Duke & Tom O’Connor from AstroGrams
May 9th: Titan is Weird
May 3rd: Dr. Mark Showalter, SETI Institute
Water on Itokowa and the Hubble constant is still a problem! More on this week astronomy roundup with @WSHCrew at #365DaysOfAstro
Jan 18th: JPL’s Annual Invention Challenge
We just discovered a planetary disc that rolled over! And There’s life on the Moon! Thanks’ to chang’e 4.