NASA says it has discovered DNA ingredients on an asteroid, substantiating the fact that alien life existed

NASA claims that the likelihood of extraterrestrial life has increased following the discovery of DNA components on an asteroid. NASA conducted an asteroid probe and discovered an ancient repository of life-supporting elements.

The results, which were released on Wednesday in two articles in the journals Nature and Nature Astronomy, suggest a gap in our understanding of the beginnings of life on Earth and perhaps elsewhere, as quoted in a report by Business Insiders.

The findings do not show evidence of life itself, but they do suggest that the conditions necessary for the emergence of life were likely widespread across the early solar system, NASA's Science Mission Directorate associate administrator Nicky Fox stated during a briefing on Wednesday. Thereby, it increases the odds that life could have formed on other planets.


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The historic NASA mission to an asteroid

After landing on the asteroid Bennu in 2020, the OSIRIS-REx mission pressed its arm into the rock's surface and collected a heaping sample of dust and grit. It was the first fresh, pure asteroid material ever scored by NASA.

After securing the Bennu sample in a protective capsule in orbit, the mission returned it to Earth, where NASA distributed it to laboratories across the globe. Surprising scientific findings are now being revealed.
Nicky Fox excitedly announced that the OSIRIS-REx team discovered that Bennu contains many precursor building blocks of life, along with the evidence that it comes from an ancient wet world, as quoted in a report by Business Insiders.

Bennu is home to the five nucleobases for DNA and RNA, minerals essential to life, and amino acids, in addition to evidence of ancient liquid water pools. That raises the prospect of extraterrestrial life, including on some of the worlds in our solar system.

Tiny asteroid dust grains contain clues

To map every grain of Bennu material, researchers have spent thousands of hours looking through specialized electron microscopes.

Scientists found phosphates and clay, which are both essential to the formation of life on Earth. A salty brine also indicated that mineral-rich pools of water had once evaporated from the parent asteroid that Bennu splintered from.

FAQs

What did NASA find on the asteroid Bennu?
Scientists discovered DNA, amino acids, and minerals required for life, as well as evidence of ancient water.

Is this proof that alien life exists?
Not exactly, but it suggests that life's essential building blocks are abundant in space, increasing the likelihood of extraterrestrial life.