Sunday, 2 August 2015

Experience the Gravity of a Super Earth HD 40307g Poster

Here's a great poster featuring a beautiful image from deep space


tagged with: hd 40307g, nasa, space, art, astronomy, exploration, planet, exoplanet

Twice as big in volume as the Earth, HD 40307g straddles the line between "Super-Earth" and "mini-Neptune" and scientists aren't sure if it has a rocky surface or one that's buried beneath thick layers of gas and ice. One thing is certain though: at eight time the Earth's mass, its gravitational pull is much, much stronger.

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via Zazzle Astronomy market place

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