Science ❯Physics ❯Astrophysics

Observational Astronomy

Ground-based Telescopes Space Telescopes H.E.S.S. Observatory NASA Missions Neutrino Astronomy DESI Collaboration Gaia Satellite APOGEE Instrument Gravitational Wave Detectors James Webb Space Telescope LIGO/Virgo/KAGRA Collaboration

Ground Telescopes Capture Polarized Microwave Light From Cosmic Dawn

Their results offer a new way to probe reionization by revealing how early stars scattered cosmic microwave background photons.

Breakthrough in Black Hole Scattering Models Achieves Unprecedented Precision

New Data Suggests Dark Energy May Be Weakening, Challenging Cosmological Models

Scientists Solve Longstanding Puzzle of Electron Acceleration in Space

Astronomers Trace High-Energy Cosmic-Ray Electrons to Nearby Sources

Milky Way's Core May Contain Less Dark Matter Than Estimated, MIT Study Finds