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American Focus > Blog > Tech and Science > Incredible Image Reveals a Cosmic Hourglass Shimmering in Space : ScienceAlert
Tech and Science

Incredible Image Reveals a Cosmic Hourglass Shimmering in Space : ScienceAlert

Last updated: March 15, 2025 1:52 am
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Incredible Image Reveals a Cosmic Hourglass Shimmering in Space : ScienceAlert
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Young stars are like young kids. Their energy is often unruly and can express itself chaotically. In this incredible image captured by the James Webb Space Telescope, we can witness the unrestrained energy of two young stars about 650 light-years away as their energetic jets create a distinct hourglass shape with clumps and swirls of gas and dust.

These young stars grow by gobbling up nearby gas and dust. Over time, they can become extremely massive, with the most massive stars known to have up to 200 solar masses. However, the flow of matter isn’t one-way. Instead, young protostars eject some of the matter back into space with powerful jets.

Lynds 483 (L483) is a dense cloud of gas and dust where new stars are forming, and two young protostars are hidden in its heart. The James Webb Space Telescope observed this phenomenon, revealing the intricate details of the hourglass-shaped clouds of gas and dust surrounding the protostars.

All stars, including protostars like the ones in L483, rotate as they draw gas and dust towards themselves, forming swirling accretion disks around them. Some of the matter in these disks is funnelled towards the poles with the help of powerful magnetic fields, resulting in powerful protostellar jets that reach speeds of several hundred kilometers per second.

The jets are intermittent, emitting matter for tens of thousands of years in tight jets and slower outflows. These jets create lumps and swirls in the hourglass-shaped clouds of gas, which are chemically rich and host chemical reactions that create organic molecules like methanol and carbon dioxide.

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The two protostars responsible for this visual mayhem and chemical activity are hidden in an opaque band of thick dust at the center of the hourglass shape. Above and below this disk are orange cones of starlight visible through thinner dust, along with a pair of dark cones oriented at 90 degrees from the cones.

The James Webb Space Telescope has revealed previously unseen details in L483, including a tangled pattern of thin filaments and tiny light purple pillars formed by the dense gas and dust. Astronomers are still working to piece together the object’s history, calculate the material ejected by the stars, and determine the abundance of chemicals created.

These protostars in L483 are extremely young and won’t become main sequence stars for millions of years. When they eventually begin their fusion lives, they will be similar in mass to the Sun. The James Webb Space Telescope continues to shed light on the mysteries of the universe, providing astronomers with new insights and raising new questions about the cosmos. As time progresses, the hourglass of gas and dust surrounding the protostars will eventually disappear, along with the jets that were once emitted from them. The sweeping action of the jets will clear the region, leaving behind only some gas and dust in circumstellar disks around the stars. It is within these disks that planets are likely to form in the distant future.

The James Webb Space Telescope (JWST) will become a faint memory, if remembered at all, as humanity moves forward. One can only imagine the advanced telescopes that will be available to us as we continue to evolve and explore the universe.

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The evolution of stars and planetary systems is a fascinating process that takes millions of years to unfold. As we look towards the future, we can only speculate on what new discoveries and technologies will aid us in our quest to understand the cosmos.

This article was originally published by Universe Today. For more information, you can read the original article here.

TAGGED:CosmicHourglassimageincredibleRevealsScienceAlertShimmeringSpace
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