Astrophysics Archives | Page 2 of 2

Cosmic Anomaly: Massive Black Hole Found Hiding in Tiny Dwarf Galaxy

Astronomers discovered a disproportionately massive black hole in the ultra-faint dwarf galaxy Segue 1, challenging established scaling laws. Learn why this cosmic anomaly rewrites galaxy formation models.

Scientists Detect Gravitational Waves from Two Newborn Black Holes, Including One with Unique Sideways Spin

Scientists detect gravitational waves from two black hole mergers, including GW200129, which showed a unique precessing (sideways) spin. Read the full analysis.

The Acid Test of 3I/ATLAS at Perihelion - Avi Loeb – Medium

Interstellar Object 3I/ATLAS Faces Solar ‘Acid Test’ at Perihelion in October 2025

Interstellar object 3I/ATLAS reaches perihelion on October 29, 2025, passing closer than Mercury. Read why this is the ‘acid test’ for its composition.

Dwarf galaxies tip the scales in favor of dark matter over modified gravity - Phys.org

Dwarf Galaxy Study Delivers Major Blow to Modified Gravity Theory (MOND)

New research on dwarf galaxies led by AIP finds gravitational effects inconsistent with MOND’s critical acceleration scale, strongly favoring Dark Matter. Full analysis.

Tiny galaxy, big find: Black hole discovered in nearby Segue 1 - Phys.org

Massive Black Hole Discovered in Segue 1, Challenging Galaxy Formation Models

Astronomers discover a massive black hole in Segue 1, an ultrafaint dwarf galaxy. Learn why this disproportionate size challenges galaxy formation models. Full analysis.

Revolutionary Chinese chip to pioneer search for dark matter, black holes - China Daily

China’s RAFAEL Chip: A New Era for Dark Matter and Black Hole Research

Discover RAFAEL, China’s new spectroscopic imaging chip from Tsinghua University, set to revolutionize the search for dark matter and black holes. Learn more about this cosmic innovation.

A particle from the farthest reaches of the universe has been detected at the bottom of the Mediterranean Sea. - Evidence Network

Cosmic Messenger: Ultra-High-Energy Particle Detected in Mediterranean Depths

Scientists detect an ultra-high-energy neutrino from NGC 1068 in the Mediterranean Sea, revealing cosmic ray origins. Explore the groundbreaking discovery!