galaxies
Scientists Seek Origin of Mysterious Gigantic Bubble Structures In Our Galaxy
The Milky Way recently blew a gasket, according to a space instrument that was recently switched off over Russia’s invasion of Ukraine.
Mysterious Expanding Regions of Dark Matter May Challenge Established Physics
Observations of galaxies up to seven billion light-years away revealed a potential conflict with the standard model of cosmology.
Scientists Accidentally Discovered Hidden Galaxies At the Edge of Time
The unexpected discovery suggests that one in five galaxies in the ancient universe may be concealed behind dust.
A Common Feature of Galaxies Is Challenging What We Know About the Universe
A new study has "cast serious doubt" on a ubiquitous galactic feature that may require exotic physics to explain.
How an Earth-Sized Telescope Images Supermassive Black Holes
Ziri Younsi, a member of the Event Horizon Telescope collaboration, explains how scientists managed to photograph a black hole across 55 million light years.
New Image of a Black Hole's Powerful Jets Is Challenging Scientists' Theories
The Event Horizon Telescope has taken the best images yet of a radiant jet shooting out of the nearest active galaxy to the Milky Way.
Scientists Discover Thousands of Ancient Tombs In Galaxy-Like Patterns
Researchers applied a cosmological tool to archaeology for the first time, revealing “invisible centers of gravity” across a vast funerary landscape.
Vast Strands In the Cosmic Web That Connects the Universe Are Spinning, Scientists Find
The largest spinning objects in the universe are filled with galaxies, and the finding hints that things in the cosmos may be far more dynamically connected than previously imagined.
Scientists Discover Huge 'Voids' In the Cosmic Web Connecting the Universe
A new map of the dark matter web that connects our universe is the largest of its kind, and is part of a huge new batch of papers about the universe's structure.
Scientists Spot Yet Another Unexplained Ring-Shaped Radio Structure In Space
A new Odd Radio Circle (ORC) appears to span a million light years, and contains a clue that could explain these ghostly structures.
Unexplained X-Ray Blasts from Space Might Just Solve a Cosmic Mystery, Scientists Say
Nobody knows what causes quasi-periodic eruptions (QPEs), but a new study has found a much more efficient way of detecting these mysterious explosions.
Scientists Have Discovered a New Pattern In a Repeating Signal from Space
What astronomers found in the most precise time measurement of a fast radio burst ever captured.