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Galactic exploration by self-replicating probes

http://arxiv.org/abs/1206.0953   This paper proposes a long term scheme for robotic exploration of the galaxy,and then considers the implic…

Started by Dimitra Atri in Hot Science

 0 Jun 11, 2012

Expert

Transit of Venus - June 5th and 6th!!

This June we have the chance to observe a Venusian Transit!!!! Transits of Venus are among the rarest of predictable astronomical phenomena…

Started by Sara Imari Walker in Hot Science

 12 Jun 6, 2012
Reply by Sanjoy Som

Facilitator

Someone here needs to win this thing

This goes double for the FameLabbers that competed online, as you already have your sample videos. http://nerdking.net/ nsmail.pdf

Started by Shawn Domagal-Goldman in Education and Public Outreach

 0 May 22, 2012

Expert

Characterizing a "Missing Era" in Prebiotic Evolution?

Hello all! I recently published a paper in PLoSOne about a possible scenario for the early evolution of life's ancestral biopolymers (prebi…

Started by Sara Imari Walker in The Cutting-Edge of Astrobiology

 1 May 2, 2012
Reply by Sanjoy Som

Photo of Saturn From Cassini, Earth Included At No Additional Fee

This actual photograph, taken from the Cassini spaccecraft, shows Saturn. The Earth can be seen as a bright dot to the left of Saturn's mai…

Started by Carl Walker in Hot Science

 2 Apr 27, 2012
Reply by Julia DeMarines (Teaspoon)

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Started by Gina Misra in SAGANet Discussions. Last reply by Charles Ivie Feb 7. 153 Replies

If you are trying to ask a question live during Ask an Astrobiologist, please do so in the main chatroom at the bottom of the screen! You can also ask on twitter @saganorg…Continue

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