Albedo

cosmopedia planets

Derived from Latin albedo “whiteness” (or reflected sunlight) Albedo is the diffuse reflectivity or reflecting power of a surface.

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The greenhouse effect is the process by which radiation from a planet’s atmosphere warms the planet’s surface to a temperature above what it would be without its atmosphere.

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The Oort cloud is a cloud of predominantly icy planetesimals believed to surround the Sun to as far as somewhere between 50,000 and 200,000 Astronomical Units (0.8 and 3.2 Light Years).

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An interstellar comet is a comet (or exocomet) located in interstellar space, and not gravitationally bound to a star.

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In the early days of space travel, two large space telescopes werde installed in Earth's orbit - the Hubble Space Telescope (HST) and the James Webb Space Telescope (JWST). Both telescopes have changed the look of humanity to the universe crucial and made many new discoveries possible.

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