News tagged with terrestrial planets

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Heavy metal stars produce Earth-Like planets

New research reveals that, like their giant cousins, rocky planets are more likely to be found orbiting high metallicity stars. Furthermore, these planets are more plentiful around low mass stars. This could have important ...

dateSep 30, 2011 in Astronomy
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Solar system simulation reveals planetary mystery

When we look at the Solar System, what clues show us how it formed? We can see pieces of its formation in asteroids, comets and other small bodies that cluster on the fringes of our neighborhood (and sometimes, fly closer ...

dateSep 08, 2014 in Astronomy
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Giant planet ejected from the solar system

( -- Just as an expert chess player sacrifices a piece to protect the queen, the solar system may have given up a giant planet and spared the Earth, according to an article recently published in The Astrophysical ...

dateNov 10, 2011 in Astronomy
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Are super-Earths actually mini-Neptunes?

(—In the last two decades astronomers have found hundreds of planets in orbit around other stars. One type of these so-called 'exoplanets' is the super-Earths that are thought to have a high proportion of rock ...

dateFeb 04, 2013 in Astronomy
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Hidden Territory on Mercury Revealed

The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like tail.

dateNov 04, 2009 in Space Exploration
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