It came from outer space

What is 3I/ATLAS and what makes it so interesting? 3I/ATLAS is an interstellar object that was discovered passing through the Solar System by the Asteroid Terrestrial-impact Last Alert System (ATLAS)

When comet 3I/ATLAS was discovered in July, on a one-way interstellar journey through our Solar System, Harvard astronomer Avi Loeb suggested it might be an alien spacecraft paying us a visit. Back in

Earth exists in a bubble. Our atmosphere forms a protective barrier between everything on the planet’s surface and the near-empty vastness of space. But it’s not the only bubble Earth sits inside. Bey

While our planet only has one easily visible Moon, several other tiny objects arguably deserve the title too

During the 1960s, I lived on a farm on the outskirts of Huddersfield. One night something happened to a friend and me which we were unable to explain. The farm was at the top of a hill and there were

First up is the mag. +11.9 planetary nebula IC 351, located 2.3° west and 0.8° south of Menkib (Xi (ξ) Persei). Despite its small apparent size – just 8 x 6 arcminutes – it’s visible through a small s