Science ❯ Astronomy ❯ Astrophysics

Observational Astronomy

James Webb Space Telescope Telescope Observations Data Analysis Spectroscopy Radio Astronomy Satellite Interference Hubble Space Telescope X-ray Astronomy Space Telescopes Astrophotography

4 ARTICLES

last mo.

JWST Spectra Show Little Red Dots Are Largely Broad‑Line, Black Hole Sources

New June 9 studies find a tight Hα-to-bolometric scaling that requires nearly filled broad-line regions to explain the extreme emission and points to rapid, obscured black‑hole growth.

4 ARTICLES

2mo ago

JWST Finds Heavy, Water-Rich Atmosphere on Mini-Neptune in Rare Hot-Jupiter System

6 ARTICLES

3mo ago

Study Points to Tight Supermassive Black Hole Binary in Markarian 501

3 ARTICLES

4mo ago

Astronomers Press FCC to Block Reflect Orbital’s Space‑Mirror Sunlight Plan

8 ARTICLES

4mo ago

FCC Weighs License for Startup’s Orbital Mirror Test as Scientific Objections Mount

3 ARTICLES

4mo ago

ESO/ALMA Unveil Largest, Sharpest Radio Map of the Milky Way’s Turbulent Core

4 ARTICLES

5mo ago

AST SpaceMobile Unfurls Record Low-Orbit Antenna on BlueBird 6 for Direct-to-Phone Service

3 ARTICLES

5mo ago

Astronomers Report Candidate 'Superkilonova' Linked to 2025 Gravitational-Wave Alert

3 ARTICLES

8mo ago

Starlink Tops 10,000 Launches as SpaceX’s Network Dominates Low Earth Orbit

14 ARTICLES

8mo ago

Peer-Reviewed Studies Link 1950s Sky Flashes to Nuclear Tests and UAP Reports

9 ARTICLES

9mo ago

First Radio Image Resolves Two Supermassive Black Holes in Quasar OJ287

8 ARTICLES

9mo ago

Webb Makes First Direct Chemical Reading of a Moon-Forming Disk Around CT Cha b

3 ARTICLES

9mo ago

Gaia Maps 'Great Wave' Rolling Through the Milky Way's Outer Disk

6 ARTICLES

10mo ago

EHT Finds Magnetic Field Flip at M87* and Traces Jet Base in Multi‑Year Study

4 ARTICLES

10mo ago

Interstellar Comet 3I/ATLAS Turns Green as Mars Flyby Approaches

10 ARTICLES

10mo ago

Day-Long, Repeating Gamma-Ray Burst From Distant Galaxy Challenges Standard Models

Observational Astronomy

JWST Spectra Show Little Red Dots Are Largely Broad‑Line, Black Hole Sources

JWST Finds Heavy, Water-Rich Atmosphere on Mini-Neptune in Rare Hot-Jupiter System

Study Points to Tight Supermassive Black Hole Binary in Markarian 501

Astronomers Press FCC to Block Reflect Orbital’s Space‑Mirror Sunlight Plan

FCC Weighs License for Startup’s Orbital Mirror Test as Scientific Objections Mount

ESO/ALMA Unveil Largest, Sharpest Radio Map of the Milky Way’s Turbulent Core

AST SpaceMobile Unfurls Record Low-Orbit Antenna on BlueBird 6 for Direct-to-Phone Service

Rocky Outer Planet in LHS 1903 System Upends Planet-Formation Models

Black Hole’s Delayed Tidal Disruption Jet Keeps Surging, Now 50× Brighter

Study: 92% of Amazon Leo Satellites Exceed Astronomy Brightness Limit

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Observational Astronomy

Nature Study Weighs Four Young V1298 Tau Planets, Revealing Ultra‑Low Densities

Astronomers Report Candidate 'Superkilonova' Linked to 2025 Gravitational-Wave Alert

Starlink Tops 10,000 Launches as SpaceX’s Network Dominates Low Earth Orbit

Peer-Reviewed Studies Link 1950s Sky Flashes to Nuclear Tests and UAP Reports

First Radio Image Resolves Two Supermassive Black Holes in Quasar OJ287

Webb Makes First Direct Chemical Reading of a Moon-Forming Disk Around CT Cha b

Gaia Maps 'Great Wave' Rolling Through the Milky Way's Outer Disk

EHT Finds Magnetic Field Flip at M87* and Traces Jet Base in Multi‑Year Study

Interstellar Comet 3I/ATLAS Turns Green as Mars Flyby Approaches

Day-Long, Repeating Gamma-Ray Burst From Distant Galaxy Challenges Standard Models

Never miss stories about

Observational Astronomy