A cosmic giant 5,000 times the Milky Way’s mass emerges from the early Universe
Astronomers have reconstructed detailed three-dimensional maps of two enormous protoclusters seen when the universe was only about 2.1…
Hypersoft X-ray sources as a low-energy class of luminous cosmic emitter
Drake, J. J., Kashyap, V. L., Wargelin, B. J. & Wolk, S. J. Pointing Chandra toward the extreme…
A new supernova has been discovered about 40 million light-years from Earth
ⓘ NASA – Unsplash An artist’s illustration showing a star and a planet. Astronomers have detected a new…
Largest-Ever Physics Survey Raises New Doubts About Our Model of the Universe
A global survey of physicists reveals strikingly little consensus on some of the deepest questions in modern physics,…
Black hole ‘hair’ could reveal hidden matter after two black holes collide
A new theoretical framework suggests that “hair” around black holes, representing surrounding matter or departures from the simplest…
Reply to: Evidence for phenylium reactivity under interstellar-relevant conditions
Loison, J.-C. et al. Evidence of phenylium reactivity under interstellar relevant conditions. Nat. Astron. https://doi.org/10.1038/s41550-026-02973-9 (2026). Kocheril, G.…
An eccentric massive protobinary assembled via a core-merger parabolic encounter
Chini, R., Hoffmeister, V. H., Nasseri, A., Stahl, O. & Zinnecker, H. A spectroscopic survey on the multiplicity…
After years of silence, a pulsar suddenly changes its spin three times
ⓘ NASA – Unsplash An artist’s illustration showing a neutron star and planets. After studying a young pulsar…
Astronomers Have Completed the Largest Map of Space. Yes, You Can Play With It.
The driving force behind our universe’s accelerated expansion remains one of the greatest mysteries in astronomy. While this…
Traversing the Galactic Centre in space and time
The organizers of the Galactic Center workshop 2026 (IAU Symposium 405) thank the Grant Agency of the Czech…
JWST detected an icy world beyond Jupiter transforming into a comet
JWST detected carbon dioxide gas around the active Centaur 450P/LONEOS while finding no detectable water-vapor or carbon-monoxide emission,…
Astronomers confirm Einstein’s gravity by viewing light from behind a supermassive black hole
Astronomers detected delayed X-ray flashes consistent with light reflected from the far side of an accretion disk and…