A mosaic image of Enceladus created from data ...

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

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

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)

One of the most important features of extrasolar planets is whether they have an atmosphere or not. For astrobiology in particular, small, rocky planets blanketed with an atmosphere offer the best hop

Might our universe – as vast as it is – be simply one of many? We look at the growing evidence that there’s more than one cosmos out there