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Clouds of ice crystals in Mars

I hope that people will get interest in this article  http://www.nature.com/nature/journal/vaop/ncurrent/full/nature14162.html

Started by ankit agrawal

0 Feb 17, 2015

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

0 Jun 11, 2012

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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

12 Jun 6, 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

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

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Started by Gina Misra in SAGANet Discussions. Last reply by Pritha Jaipal on Friday. 181 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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