Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

Eccentricity of the Earth's orbit around the Sun. The fluctuation between a nearly circular and elliptical orbit drives cyclic changes in the Earth's environment, including the global carbon cycle.

The discovery of a potentially habitable 'super-Earth' exoplanet, HD 20794 d, was published in the scientific journal ...

J.J. Müdespacher Mexico City, Mexico Earth's orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle ...

Such an object with less than 0.25 eccentricity (a roughly circular orbit), therefore, would have an average altitude of 2,042 km (1,269 mi). The ISS is in a low Earth orbit. Credit: NASA Despite ...

Solar radiation received at low-latitude is principally affected by variations in the cumulative effect of eccentricity ... Pliocene-Pleistocene. Earth and Planetary Science Letters 220, 3-24 ...

Avi Loeb shares the story of how a Tesla Roadster had some astronomers convinced for a time that they had discovered a new ...

It was co-authored by her advisor, assistant professor of planetary science ... the size of Earth's mass, Simpson found that the inner planets experienced high obliquity and high eccentricity ...