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"interstellar"7 articles archived since 1845

Krugman’s Theory of Interstellar Trade

Krugman’s Theory of Interstellar Trade

Everyone needs a little light relief sometimes, including the Nobel winning economist and writer/blogger extraordinaire Paul Krugman. A few months back he reminded the world of a short paper he’d written some years ago on the rather unexpected topic of interstellar finance.

October 28, 2013 — Caleb A. Scharf

Deep Space, Branching Molecules, and Life’s Origins?

If biologically important organic molecules like amino acids could form in interstellar space, the implications would be enormous. On the Earth we find plenty of amino acid species inside certain types of meteorites, so at a minimum these compounds can form during the assembly of a proto-stellar, proto-planetary system (at least this one) and end [...]

September 30, 2014 — Caleb A. Scharf

Astrobiology Roundup

                      Lots of new scientific results in the past couple of weeks feed directly into the central questions of astrobiology – from the search for life, to the environment of interplanetary and interstellar space, and the grand cosmological terrain we find ourselves in.

September 25, 2013 — Caleb A. Scharf

Can Starshot Work?

The answer lies in overcoming known and yet-to-be discovered hurdles—it'll be a wild ride

April 26, 2016 — Caleb A. Scharf
Voyager Has Entered The Interstellar Medium

Voyager Has Entered The Interstellar Medium

                After many claims and statements over the past few years that Voyager 1, our most distant operating spacecraft, has ‘left the solar system’ (it hasn’t, as I explain here), it does now seem that as of August 2012 this extraordinary vehicle has entered the interstellar medium.

September 12, 2013 — Caleb A. Scharf

Interstellar Space Can Be Pebbly

We’re used to thinking of the space between the stars as void, bereft of all but the most sparsely distributed atoms and molecules, or the occasional microscopic grain of silicon or carbon dust.

August 29, 2014 — Caleb A. Scharf

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