Wednesday, March 20, 2024

Is our water from outer space?

Asteroid Bennu has building blocks of life, say scientists

Bennu's sample show presence of glycine, the simplest amino acid and a crucial ingredient of proteins, according to a new report.

Water minerals found in the sample

The sample also has other water-bearing minerals such as carbonates, sulphites, olivine and magnette, leading to a tangible evidence that Bennu's parent body witnessed multiple water-related episodes befor fragments coalesced into the asteroid, the report says. Scientists also found a reservoir of magnesium phosphate, a rare find in astromaterials.

Did earth get water from outer space?

* Scientists have found abundant water-altered compounds called phyllosilicates which may have been
   the cradles for organics, water that scientists suspect were delivered to Earth early in its history.

* Sample of Bennu was brought by NASA's Osiris-REx mission in a protected capsule in 2023 and  
   kept in Houston where study is on.

Courtesy. The NIE


Tailpiece.

Got up a trifle late, the chores and was ready by a half past 10.

The curtain guys, the electrician and the servicing guys let us down by not fetching up as promised
earlier!

Cleaned up Crazy.



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