For years, astronomers have searched for the origins of ultra-high-energy cosmic rays, the most powerful particles in the universe. These energetic travelers move at nearly the speed of light, packing ...

The most powerful cosmic rays in the universe currently have no explanation. New research suggests that exotic, ...

Voyager 1 crossed into interstellar space in 2012, followed by Voyager 2 in 2018, making them the only spacecraft to operate ...

Engineers at NASA’s Jet Propulsion Laboratory in Pasadena, California, sent a command for Voyager 1 to power down its cosmic ...

Opinion High energy neutrinos are the coolest particles in astrophysics. Born in distant cosmic cataclysms, they speed ...

It is difficult to think of a more appropriate title for a collection of photographs that document the everyday lives of the ...

A mysterious phenomenon at the centre of our galaxy could be the result of a different type of dark matter. Dark matter, the mysterious form of unobserved matter which could make up 85% of the mass of ...

These are mainly protons and electrons, which are commonly known as cosmic rays," team co-leader Guillem Martí-Devesa from the Università di Trieste told Space.com. "However, their origin has ...

The X-ray signal from WD 2226-210 is similar to the X-ray emissions of two other white dwarfs that do not sit within cocoons ...