This Suitcase-Sized Spacecraft Could Detect a Signal From Before Stars Existed
Artist’s impression of the CosmoCube satellite. Credit: Surrey Space Technology Ltd A suitcase-sized satellite could use the Moon’s…
Astronomers Detect a Record-Breaking “Cosmic Laser” From 8 Billion Light-Years Away
Illustration of the distant galaxy 8 billion light-years away (red), magnified by an unrelated foreground disk galaxy, resulting…
Cosmic plasma was supposed to rule out dark photons. Simulations say otherwise
A major limit on dark photon dark matter may be far weaker because early-universe plasma stops absorbing energy…
The Milky Way glows brightly in first-of-its-kind neutrino image
IceCube has produced the first neutrino image of the Milky Way, revealing high-energy particle activity concentrated along our…
Helix Nebula reveals what happens to material shed by a dying star
The Helix Nebula is revealing how debris from a dying star gets broken apart and mixed into the…
JWST finds water around a dying star near the Milky Way’s central black hole
A giant aging star near the Milky Way’s central black hole is shedding enormous amounts of gas and…
Astronomers have observed a wandering black hole shredding a star
ⓘ NASA – Unsplash An illustration showing a star and a galaxy. Astronomers have recently detected a black…
Andromeda’s star formation has been slowing down for 500 million years
Andromeda has been forming fewer stars for about 500 million years, with an especially sharp drop recently.Most of…
New study challenges existing knowledge for why galaxies stop forming stars
Most galaxy collisions do not cause galaxies to stop making new stars.A galaxy’s central black hole and its…
Mathematician Offers New Solution to a Fundamental Cosmic Paradox
A thermodynamic analysis of spacetime also points to an unexpected role for emergent dark energy and hints that…
Dark matter may be naturally tuned to a hidden fifth dimension
Dark matter appears to hold galaxies together, yet it has never shown itself directly. A new theory suggests…
Astronomers discover four nearby white dwarfs hiding in plain sight
Four white dwarfs have been sitting next door in astronomical terms, yet brighter stellar companions kept them out…