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Bennu : Solar System's Time Capsule of Life and Impact.



  Sep 28, 2023

Bennu,the Asteroid



Bennu, officially known as 101955 Bennu, is a remarkable celestial body in our solar system.
This asteroid follows an orbit around the sun, completing it every 436 days, and it periodically comes relatively close to Earth, making a close approach once every six years.
However, what makes Bennu particularly fascinating is its composition and potential significance.

Characteristics of Bennu:

Carbonaceous Asteroid: Bennu belongs to the category of carbonaceous asteroids, which are rich in carbon and organic compounds. These types of asteroids are considered to be relics from the early solar system, holding clues about its formation and evolution.

Survivor of Time: Bennu is a time capsule of sorts, having maintained its form and composition for approximately 4.5 billion years.
This remarkable preservation offers scientists a unique opportunity to study the ancient building blocks of our solar system.

Potential Origins of Life: Many scientists speculate that asteroids like Bennu, when colliding with Earth in the distant past, may have delivered essential compounds required for the emergence of life.
Studying Bennu's composition can shed light on these possibilities.

Earth Impact Hazard: Bennu's orbit brings it close to Earth, and there is a slim possibility of a future collision between the two celestial bodies.
Understanding its trajectory and composition is vital for devising strategies to prevent any potential impact events.
 
NASA's OSIRIS-REx mission, launched in 2016, was specifically designed to explore and collect samples from Bennu.
This mission plays a pivotal role in expanding our understanding of the solar system's history, potentially unlocking secrets about the origins of life, and addressing the critical issue of planetary defense against asteroid impacts.
In May 2023, OSIRIS-REx successfully delivered a capsule containing Bennu's regolith to Earth, marking a significant milestone in this timeless quest for knowledge and planetary safety.


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