Rediscovering Venus to find faraway Earths: Measuring gravitational pull of a planet should speed search — ScienceDaily

October 14, 2014
The Optical Society
As the search for Earth-like planets wages on, a team of researchers may have found a way to speed up the process. The team is developing a new laser-based technology known as the green astro-comb to obtain information about the mass of a distant planet. Using this information, astronomers will be able to determine whether distant exoplanets are rocky worlds like Earth or less dense gas giants like Jupiter.

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