Growing Number of Satellites Contribute Significant Light Pollution to Night Skies

Trails caused by the fifth deployment of satellites making up the Starlink constellation. (Credit: Andreas Möller)

LONDON (Royal Astronomical Society PR) — Scientists reported new research results today suggesting that artificial objects in orbit around the Earth are brightening night skies on our planet significantly more than previously understood.

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Venus Phosphine Detection Fact Sheet

Artist’s impression of Venus, with an inset showing a representation of the phosphine molecules detected in the high cloud decks. (Credit: ESO / M. Kornmesser / L. Calçada & NASA / JPL / Caltech)

Royal Astronomical Society
Fact Sheet

On 14 September 2020, astronomers announced the detection of phosphine, a potential biomarker, in the atmosphere of Venus. Here are ten essential facts about the discovery:

What has been discovered?

A molecule called phosphine has been detected in the atmosphere of the planet Venus.

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