A new analytical transmission model incorporating pressure-dependent opacity improves interpretation of exoplanet atmospheres and supports data analysis from JWST and the upcoming ARIEL mission.

Explore how Earth would appear without life. Studies from Universe Today and Cornell University reveal atmospheric signals, surface conditions, and implications for exoplanet observations.

Hydrogen sulfide is what makes rotten eggs stink. But the discovery of this gas in the atmospheres of four distant, Jupiter-like planets is turning heads for a pleasant reason: It solves the mystery ...

"With its unprecedented sensitivity, JWST is enabling the most detailed study of the atmospheres of these planets, giving us ...

Uranus spins on its side, creating a wild magnetosphere. Unlike Earth's stable bubble, Uranus's magnetic field is lopsided ...

Neptune’s mid-latitude clouds began fading in 2019 and have not recovered, according to nearly three decades of observations from the Hubble Space Telescope and ground-based observatories. By 2020, ...

Finding Earth-like planets orbiting sun-like stars and identifying signs of life such as oxygen or water is a major goal in ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

The world's first commercial space telescope has released its first image as it begins its journey to help track nearby stars ...

The takeaway: An international team of astronomers has published a study on LHS 1903, a red dwarf star hosting a truly unusual planetary system. Unlike our solar system and many previously discovered ...

Relatedly, astronomers may have just pushed the upper size limit of what counts as a planet. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.