James Webb Space Telescope finds an alien world with sand-filled clouds


James Webb Space Telescope finds an alien world with sand-filled clouds, A peculiar extraterrestrial world has been discovered by the James Webb Space Telescope. This world is cloaked in clouds of sand-like silicate granules.

The NIRSpec and MIRI instruments on board the James Webb Space Telescope are credited with making the exoplanet finding, which is characterized as the first detection of its sort in a recently published research report. The data showed that there were silicate-rich clouds surrounding a brown dwarf that was almost 20 times the size of Jupiter. Astronomers found this evidence. The discovery lends credence to a number of previously proposed hypotheses regarding these peculiar planetoids.

Brown dwarfs are peculiar objects that are not quite big enough to ignite into stars but are a bit too massive to be considered typical planets. Brown dwarfs are found in the outer regions of our solar system. Brown dwarfs aren’t able to consume normal hydrogen, but they can burn deuterium, which allows them to generate their own light and heat (a less common isotope of hydrogen that contains an extra neutron).

According to Sasha Hinkley, an astronomer at the University of Exeter in the United Kingdom who is also one of the co-authors of the paper, “In a tranquil atmosphere, there is an expected ratio of, say, methane and carbon monoxide.” Forbes quoted Hinkley as saying this (opens in new tab). “But in many exoplanet atmospheres, we are finding that this ratio is quite skewed, which suggests that there is turbulent vertical mixing in these atmospheres,” the researchers said. “This dredges up carbon dioxide from deep down to mix with the methane higher up in the atmosphere.”

Given that VHS 1256 b is a brown dwarf, its size indicates that the body is most likely still developing. The exoplanet follows an oval-shaped orbit that has a duration of 17,000 years and orbits its two parent stars at a distance equivalent to that of the sun’s distance from the earth.

The article has not been released to the public just yet, but an unfinished draft can be accessed through the online preprint archive arXiv.org right now