Neptune

New warm exoplanet south of Neptune discovered with TESS

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This article was reviewed according to Science fact checked pre-publication trusted source proofreading OK! by Tomasz Nowakowski, Phys.org Full TESS detrended PDCSAP light curve of HD 21520 showing the four transits detected (magenta). Credit: Nies et al., 2024. × close to Full TESS detrended PDCSAP light curve of HD 21520 showing the four transits detected … Read more

For the first time, CO2 ice was found outside Neptune, thanks to the Webb telescope

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Scientists have observed carbon dioxide and carbon monoxide ice in the far reaches of our solar system for the first time. The observation was made possible by using the spectral infrared capabilities of the James Webb Space Telescope (JWST). Researchers analyzed the chemical composition of 59 trans-Neptunian objects (TNOs), which are small planetary bodies whose … Read more