News tagged with exoplanet

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Building Planet Earth

A new study shows how rocky planets are formed from the manic swirl of gas and dust that surround a young star, and determines what chemical building blocks are used to construct the planets. Understanding the dynamics and ...

dateOct 22, 2009 in Astronomy
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Can one buy the right to name a planet? IAU responds

In the light of recent events, where the possibility of buying the rights to name exoplanets has been advertised, the International Astronomical Union (IAU) wishes to inform the public that such schemes have no bearing on ...

dateApr 13, 2013 in Astronomy
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Measuring the mass of a Mars-size exoplanet

Determining the size of an Earth-size exoplanet by the amount of starlight it blocks hundreds of light-years away once was the realm of science fiction. Measuring the mass of such a small planet based on its gravity was ...

dateJun 18, 2015 in Astronomy
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