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Source-This post on Zodiacal light has been created based on the article “In zodiacal dust mystery, PRL Ahmedabad study points to a familiar source” published in “The Hindu” on 31 January 2024.
Why in The News?
Zodiacal Light Skyglow, Recently a scientist at Physics Research Laboratory (PRL), Ahmedabad have published a paper attributing dust from Mar’s two moon as the possible source of Zodiacal light.
About Zodical Light
It is sunlight scattered by interplanetary dust. This is visible from the earth as a faint, diffuse glow on completely dark nights. Interplanetary dust consists of cosmic dust (small particles floating in outer space) that pervades the space between planets in solar system.
It is present across the entire path of the ecliptic. This is the path along which the Sun moves in the sky over the course of a year.
NOTE-1) ‘AU’ stands for ‘astronomical unit’, which is the distance between the earth and the Sun.
2) Mars’s has two moons called Deimos and Phobos.
3)Stickney crater-This is a 10-km-wide crater in Phobos.
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