Saturn
What’s This Ridge on Iapetus?
The strangest feature on Iapetus is the equatorial ridge. What could possibly create a feature like this? To paraphrase the…
New Horizons Mission to Pluto
Humans have been sending spacecraft to other planets, as well as asteroid and comets, for decades. But rarely have any…
What are the Signs of the Planets?
In our long history of staring up at the stars, human beings have assigned various qualities, names, and symbols for…
Weekly Space Hangout – June 12, 2015: Astronomy in Chile Educator Ambassadors Program
Host: Fraser Cain (@fcain) Special Guest: This week we welcome Astronomy in Chile Educator Ambassadors Program Participants: Michael Prokosch (Seeing…
Cassini to Perform Its Final Flyby of Hyperion
On Sunday, May 31, the Cassini spacecraft will perform its last close pass of Hyperion, Saturn's curiously spongelike moon. At approximately 9:36…
What is Lunar Regolith?
When you're walking around on soft ground, do you notice how your feet leave impressions? Perhaps you've tracked some of…
Weekly Space Hangout – April 10, 2015: Orbital Docking with Dr. Stephen Granade
Host: Fraser Cain (@fcain) Special Guest: Dr. Stephen Granade (@sargent) Guests: Dave Dickinson (@astroguyz / www.astroguyz.com) Charles Black (@charlesblack /…
New Binocular Nova Discovered in Sagittarius
Looks like the Sagittarius Teapot's got a new whistle. On March 15, John Seach of Chatsworth Island, NSW, Australia discovered…
Weekly Space Hangout -March 13, 2015: Astrophysicist Katie Mack
Host: Fraser Cain (@fcain) Special Guest: Astrophysicist Katie Mack (@AstroKatie) Guests: Ramin Skibba (@raminskibba) Charles Black (@charlesblack / sen.com/charles-black) Brian…
How Far Back Are We Looking in Time?
When we look out into space, we're also looking back into time. Just how far back can we see? The…