Astronomy Cast

AstronomyCast 254: Reflection & Refraction, by Fraser Cain & Dr. Pamela Gay

In this episode of the Weekly Space Hangout, we talk about two different asteroid close passes, the solar storms buffeting the Earth, a recent space exploration conference, and a team of amateur astronomers flashing the space station. We're also joined by Ryan Kobrick - Executive Director of Yuri's Night - to talk about the upcoming festivities.

AstronomyCast 255: Observing Hydrogen, by Fraser Cain & Dr. Pamela Gay

Another week, another space roundup. This week we talk about the redefinition of the term "Earthlike", salty soil on Mars, how you can participate in SETI, asteroid dust from Hayabusa, and the dangers of a warp drive.

AstronomyCast 253: Rayleigh Scattering, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 251: Messier Objects, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 252: Heisenberg's Uncertainty Principle, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 250: Precision, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 249: Schrödinger's cat, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 248: The Carina Constellation, by Fraser Cain & Dr. Pamela Gay

Another edition of our weekly space hangout. This week we talked about a week of space remembrance, solar storms, Newt's plans for a 2020 lunar base, arsenic and old news, black holes and their galaxies and the death of Phobos-Grunt.

AstronomyCast 247: The Ages of Things, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 246: What If Something Was Different, by Fraser Cain & Dr. Pamela Gay

AstronomyCast 245: Calendars, by Fraser Cain & Dr. Pamela Gay

This is a Google+ Hangout we did to discuss the announcement of Earth-sized planets discovered by NASA's Kepler mission. Moderated by Fraser Cain from Universe Today/Astronomy Cast, with Nancy Atkinson from Universe Today, Dr. Phil Plait from Bad Astronomy, Emily Lakdawalla from the Planetary Society and Alan Boyle from MSNBC's Cosmic Log.

AstronomyCast 244: Io, by Fraser Cain & Dr. Pamela Gay