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Life, Unbounded

Exoplanet Size: It’s Elementary

(Credit NASA/Ames/JPL-Caltech)

Since quite early in the history of the discovery of planets around other stars it’s been apparent that the likelihood of certain types of planets around a star is related to the abundance of heavy elements in that system. Specifically, astronomers can study the spectrum of light from a star and deduce the mix of [...]

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Life, Unbounded

The Austere Beauty of Other Worlds

Magnificent Saturn, subtle blue and gold tones, while its moon Dione circles in silence (NASA/JPL)

In the northern winter months we are surrounded by the stark beauty of chilled landscapes. From the darkness of the far north, broken perhaps only by starlight and the glow of aurora, to the brisk grey streets of Manhattan and its now skeletal trees with their claw-like limbs and knobbly stubs pressed to the skies, [...]

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