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PRATUSH and Lunar Astronomy



  Apr 09, 2024

PRATUSH and Lunar Astronomy



1. Why are astronomers turning to the moon for telescope placements?

Astronomers seek the moon's far side for its unique environment—free from Earth's atmospheric and electromagnetic disturbances—providing pristine conditions for observing the universe's secrets.

2. What benefits do the moon's far side offer for astronomical observations?

The moon's far side is devoid of Earth's electromagnetic noise and has no atmosphere, offering clear, uninterrupted views of the cosmos during its extended nights, each lasting about two weeks.

3. Can you describe India's contribution to moon-based astronomy?

India's contribution, the PRATUSH radio telescope, aims to explore the early universe by studying signals from the cosmic Dark Ages. This innovative project showcases India's growing prowess in space exploration and astronomy.

4. What unique challenges do lunar telescopes face compared to Earth's orbiting telescopes?

Lunar telescopes must withstand the moon's harsh conditions, including extreme temperature fluctuations and solar radiation, without the maintenance and repair opportunities available for Earth-orbiting telescopes.

5. What are the scientific goals of the PRATUSH project?

PRATUSH seeks to capture faint radio signals from the universe's Dark Ages, offering insights into the formation of the first stars and galaxies and the overall evolution of the cosmos.

6. How will PRATUSH operate to minimize Earth's electromagnetic interference?

Initially orbiting Earth for calibration, PRATUSH will then be launched towards the moon, utilizing the lunar far side's radio-quiet environment to conduct its groundbreaking observations.

7. What implications does PRATUSH have for our understanding of the universe?

By studying the universe's infancy, PRATUSH could provide critical data on cosmic structure formation, potentially uncovering new information about dark energy, gravitational waves, and the universe's expansion.

8. What does PRATUSH's development signify for global lunar exploration efforts?

PRATUSH represents a significant step forward in international lunar exploration, demonstrating how innovative projects can leverage the moon's unique advantages for scientific discovery.



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