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What We Know About the Russian Meteor Event [UPDATED]

Heidi Hammel • February 15, 2013 • 22

Preliminary estimates show that the meteoroid was 15 meters wide and weighed roughly 8000 tons. The resulting airburst would have the equivalent yield of about a 1/2 megaton explosion.

BREAKING: Meteor fall causes damage in Russia [UPDATED]

Emily Lakdawalla • February 15, 2013 • 13

A large meteor streaked through the skies above Russia on the morning of Feb 15th, causing a deafening sonic boom that shattered windows and injured hundreds.

Planetary Society Weekly Hangout, Thu Feb 14 1200PT/2000UT: Courtney Dressing

Emily Lakdawalla • February 14, 2013 • 3

Emily Lakdawalla and Courtney Dressing talked about just how common Earth-sized exoplanets may be in our neighborhood. Watch the replay here.

New Contest: Name the Moons of Pluto!

Emily Lakdawalla • February 11, 2013 • 15

The discoverers of Pluto's fourth and fifth moons are inviting the public to vote on (and write in candidates for) their formal names. Voting closes in two weeks.

Scientists: Register to be a Lunar and Planetary Science Conference Microblogger!

Emily Lakdawalla • January 30, 2013

Hey planetary scientists! Many of you know that the Lunar and Planetary Science Conference (LPSC) is a great meeting in a venue that is perfect except for one thing: Internet access is positively lousy. So I'm really excited that a solution that I advocated to conference organizers is being adopted.

Planetary Society Hangout: Jan 10th, 2013 - AAS Coverage with Astronomer Meg Schwamb

Casey Dreier • January 10, 2013 • 1

Join Casey Dreier and Emily Lakdawalla as they are joined by Dr. Meg Schwamb from Yale University. They will discuss the latest announcements from the American Astronomical Society 2013 conference and Dr. Schwamb's research in outer solar system bodies.

"Space Fans" Hangout Wednesday Jan 9 1500 PT / 2300 UT: me & Mike Brown on Planets, Pluto (not the same), Asteroids, Near Earth Objects, Life the Universe and Everything

Emily Lakdawalla • January 08, 2013 • 1

Join me, Mike "Plutokiller" Brown, Mario Livio, Jason Kalirai, and others in a Space Fan Hangout broadcast from the American Astronomical Society meeting happening this week in Long Beach, California.

Planetary Society Weekly Hangout, Thu Jan 3 1200PT/2000UT: Jim Bell

Emily Lakdawalla • January 02, 2013 • 3

Join Emily Lakdawalla and Casey Dreier for a chat with Jim Bell, a scientist who wears many hats. He's the team lead for the Pancam color cameras on the Spirit and Opportunity rovers; he's a member of the Curiosity science team; and he's the esteemed President of the Planetary Society's Board of Directors. We'll talk about the great science being done by both Curiosity and Opportunity, and about what's in store for the future.

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