June 25, 2022

Comet’s dust trail could rain down on Venus this December

Comet’s dust trail could rain down on Venus this December
Comet’s dust trail could rain down on Venus this DecemberComet’s dust trail could rain down on Venus this December
venus

A computer-generated image of Venus

SCIEPRO/SCIENCE PHOTO LIBRARY

A comet approaching the sun from the outer solar system might sweep a trail of dust particles over the planet Venus when it swings into the inner reaches of our planetary neighbourhood this December.

On 18 December, Comet C/2021 A1 (Leonard) will zip past Venus at what is, in astronomical terms, a hair’s-breadth distance of just 4.3 million kilometres. As Venus continues on its orbital path, it will move through a swathe of space close to where the comet was about 72 hours earlier.

Computer …