Science ❯ Astrophysics ❯ Observational Astronomy

Spectroscopy

Gas Composition Analysis Galaxy Dynamics Helium Detection Balmer Break Light Analysis JWST Observations Black Hole Detection Sodium D Absorption Line Planetary Atmospheres Supernova Spectra Infrared Observations Slitless Spectroscopy GRB Hardness Spectra

JWST Finds Metal-Poor Atmosphere on Giant Planet Around a Small Red Dwarf

A peer-reviewed JWST study points to a metal-poor sky over a heavy-element-rich interior, prompting a rethink of how giants form around red dwarfs.

Study Ties ASASSN-24fw’s 200-Day Fade to Ringed Brown Dwarf or Super-Jupiter