Spotlight On Pluto’s Frozen Polar Canyons

We turn our gaze away from Pluto's "heart" to explore the ancient ice canyons of its north polar region.

6 years ago

Did We Need the Moon for Life?

Astronomers hate the Moon because it ruins perfectly good observing nights. But is it possible that we all need the…

7 years ago

Weekly Space Hangout – Oct. 9, 2015: Nobel Prizes, Private Moon Launches & Water on Pluto!

Host: Fraser Cain (@fcain) Guests: Paul Sutter (pmsutter.com / @PaulMattSutter) Morgan Rehnberg (cosmicchatter.org / @MorganRehnberg ) Kimberly Cartier (@AstroKimCartier )…

7 years ago

Astronomy Cast Ep. 387: Water on Mars… Again

Have you heard the big news? NASA has reported that Mark Whatney is alive and well on the surface of…

7 years ago

Weekly Space Hangout – Oct 2, 2015: Water on Mars, Blood Moon Eclipses, and More Pluto!

Host: Fraser Cain (@fcain) Guests: Morgan Rehnberg (cosmicchatter.org / @MorganRehnberg ) Pamela Gay (cosmoquest.org / @cosmoquestx / @starstryder) Kimberly Cartier…

7 years ago

Do Astronauts Drink their Pee?

In order to fly in space, astronauts need to make a few sacrifices, like drink their own urine. Yuck? Don't…

7 years ago

This Mountain on Mars Is Leaking

As the midsummer Sun beats down on the southern mountains of Mars, bringing daytime temperatures soaring up to a balmy 25ºC (77ºF),…

7 years ago

Mars Loses an Ocean But Gains the Potential for Life

It's hard to believe it now looking at Mars' dusty, dessicated landscape that it once possessed a vast ocean. A…

7 years ago

Why Don’t We Search for Different Life?

If we really want to find life on other worlds, why do we keep looking for life based on carbon…

7 years ago

Astronomy Cast Ep. 363: Where Did The Earth’s Water Come From?

Where on Earth did our water come from. Well, obviously not from Earth, of course, but from space. But did…

8 years ago