Host: Jorge Salazar
Lead Producer: Mike Brennan

ES 22 Producers: Deborah Byrd, Ryan Britton, Emily Howard

Science news of the week:

Milky Way galaxy might have 100 billion planets

Image Credit: ESO/M. Kornmesser

January 10 7.3-magnitude earthquake off coast of Sumatra, Indonesia

Most distant galaxy cluster to date is 13.1 billion light years away!

Dark matter hunter Sukanya Chakrabarti. Image Credit: Harvard-Smithsonian Center for Astrophysics

Three U.S. citizens arrested in illegal scheme to market and sell stem cell treatments

Song of the week:

Dana Falconberry’s “Petoskey Stone” from her new EP album Though I Didn’t Call, It Came.

This week’s featured stories:

Dark Matter Hunter Jorge Salazar speaks with Dr. Sukanya Chakrabarti, pictured at right. She is searching for dark matter in our universe by looking for the ripples it leaves on visible elements of galaxies.

Global Night Sky Skywatching Orion Deborah Byrd on everyone’s favorite constellation, Orion the Hunter, in early 2012.

Thanks for listening in. We’ll catch ya next week!

Image Credit: NASA

This week’s musical contributors:

Dana Falconberry

Maneja Beto

Sleep Good

The Black and White Years

One Hundred Flowers

EarthSky 22

Thanks for the great response to EarthSky 22! Tell your friends about the best new science podcast on the Internet - 22 minutes of science and music - direct to you from Austin, Texas. Join producer/host Mike Brennan right here every week for EarthSky 22, brought to you by EarthSky: A Clear Voice for Science.