Posts Tagged ‘How to spot an alien Earth’

How to spot an alien Earth

By Lena | 14 Nov, 2009 | 0 Comments
How to spot an alien Earth

by Lewis Dartnell for physics.org The first world beyond our solar system was discovered in 1992, and since then astronomers have been finding such ‘extrasolar planets’ (also abbreviated to ‘exoplanets’) at an ever quickening rate. As techniques and telescopes increase in sensitivity, the race is on to be the first to announce the discovery of [...]

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