Universe’s Earliest Light Revealed: James Webb Telescope Captures Stunning Image Of Cosmic Dawn

Last Updated:May 29, 2025, 16:10 IST

James Webb Space Telescope has captured the deepest and clearest image to date, offering us a glimpse of the universe’s beginning, known as the 'Cosmic Dawn'

In this historic image, the James Webb Telescope focused on a massive galaxy cluster called 'Abell S1063,' located about 4.5 billion light years away from Earth. (News18 Hindi)

The James Webb Space Telescope (JWST), the most powerful space observatory ever built, has achieved a remarkable feat that will excite everyone interested in space science. This telescope has captured the deepest and clearest image to date, offering us a glimpse of the universe’s beginning, known as the ‘Cosmic Dawn.’

What is ‘Cosmic Dawn’?

‘Cosmic Dawn’ refers to the period when the universe was very young, just a few hundred million years old. Scientists believe that during this time, stars and galaxies began forming for the first time, roughly 13 billion years ago. Until now, it has been very difficult to observe such ancient objects directly.

How Was This Picture Taken?

In this historic image, the James Webb Telescope focused on a massive galaxy cluster called ‘Abell S1063,’ located about 4.5 billion light years away from Earth. This cluster was previously observed by the Hubble Telescope, but James Webb’s more powerful infrared camera, NIRCam, allowed it to see deeper into space. The telescope observed this region continuously for 120 hours, capturing nine different images that were combined into a single, stunning picture. This is being called James Webb’s deepest view yet.

What Was Seen In The Picture?

Behind the large galaxies in the image, faint, curved lines of light are visible. These lines are actually light from extremely distant galaxies that cannot be seen directly. The gravitational lensing effect caused by the massive galaxy cluster bends their light towards us, making them visible.

Why Is This Discovery Special?

Scientists say this image provides evidence that some galaxies formed just 200 million years after the universe came into existence. In other words, we can now witness the moments when the universe first began to ‘shine.’ The data also hints at glimpses of the very first stars, which is a major breakthrough.

How close are we to understanding the universe’s mysteries?

This image is not just a scientific achievement; it is like a window into time. It proves that we have taken the first step towards uncovering the true story of the universe’s birth. The success of the James Webb Telescope shows that humanity is now closer than ever to solving some of the oldest mysteries of time and space.

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