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Posts Tagged "orbital mechanics"

Life, Unbounded

Greeks, Trojans, and a Temporary Companion for Uranus

image_1348-QF99

A telescopic survey looking for trans-Neptunian objects has chanced across a 37 mile wide chunk of rock and ice that instead moves around the sun in the same orbit as Uranus, just further ahead of the planet. This discovery is notable because such objects cannot stay in place for long – unlike planets such as [...]

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Life, Unbounded

Tick Tock: the connection between celestial mechanics and genetics

Astronomical Clock in Prague (Maros Mraz)

Sitting below the swirling leaves and darkening skies of New York today I realized that yet again our planet is roaring up on perihelion at 30 kilometers a second. This means that in about three weeks those of us in the United States will be shifting our clocks back an hour (after due reverence for [...]

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