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Spectroscopy

Spectral Analysis Light Analysis High-Resolution Spectroscopy Infrared Astronomy Chemical Composition Near-Infrared Spectroscopy Optical Spectroscopy Data Analysis Near-Infrared Observations Electromagnetic Radiation Molecular Spectral Lines Transmission Spectroscopy Spectroscopic Instruments Line Pair Diagnostics Lunar Silicates HST/COS Transit Spectra Spatially Resolved Spectroscopy Molecular Detection Solar Prominences Observational Techniques Spectral Energy Distributions Emission Lines Ultraviolet Spectroscopy Redshift Atmospheric Composition Lyman Lines Wavelengths Atmospheric Chemistry Chemical Analysis Photometry Telescope Observations JWST Observations

JWST Identifies a Candidate ‘Black Hole Star’ at Cosmic Dawn

Researchers model a luminous, metal-poor source as an accreting black hole hidden inside a dense hydrogen envelope because that configuration can reprocess high-energy light and allow very fast early growth.

Webb Detects Hidden Giant Planet Beta Pictoris d Inside Debris Disk

JWST Finds Ultra-Faint Galaxy Showing Chemical Traces of the First Stars

JWST Studies Report Strongest Evidence Yet of Population III Stars Near GN‑z11

Radio Search Finds No Signal From Interstellar Comet 3I/ATLAS as Hubble Images Twin Jets

Keck Confirms Anti-Solar Tail and Nickel-Rich Emissions From Interstellar Comet 3I/ATLAS

Astronomers Report Most Metal-Poor Star Yet From the Large Magellanic Cloud

JWST Spectra Tie Bennu and Ryugu to Polana Asteroid Family, Peer-Reviewed Study Finds

Most Bright JWST Early-Universe Galaxy Candidates Are Dusty Impostors

Mission Studies Spotlight Juno Flyby of Interstellar Comet 3I/ATLAS

Five Papers Showcase NIRPS’s Exoplanet Discoveries and High-Precision Performance