Recently, the Indian Space Research Organisation (ISRO) revealed that the "Chandrayaan-3 Lander Module generated a spectacular 'ejecta halo' of lunar material.
About Ejecta Halo:
The Vikram lander of the Chandrayaan-3 mission landed near the south pole of the moon.
During the action of descent stage thrusters and the consequent landing, a significant amount of lunar surficial epi regolith material got ejected, resulting in a reflectance anomaly or ejecta halo”,
Scientists from Indian Space Research Organisation estimate that about 2.06 tonnes of lunar epi regolith were ejected and displaced over an area of 108.4 m² around the landing site
Ejecta halo is an irregular, bright patch surrounding the lander.
Significance:
This discovery sheds light on the behaviour of lunar materials during such events.
It opens up new avenues for research and understanding lunar geology.
What is Regolith?
It is a blanket of unconsolidated, loose, heterogeneous superficial deposits covering solid rock.
Epiregolith is lunar rocks and soil, or regolith, or Moon dust.
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