Saturn’s vanishing rings

In recent months, we’ve highlighted how Titan and its shadow have been passing across Saturn’s disc, rare events that happen around Saturn’s equinox. That’s when the planet’s apparent tilt angle makes

BEST TIME TO SEE: 6, 13, 21 and 29 October at the times shown With long, dark nights settling in and Saturn favourably positioned in the sky, now’s a great time to catch an unusual view of the ringed

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

GLOBAL EYE

The worst time to look at the Moon is when it’s full, right? Not necessarily. It’s true that at full Moon, sunlight hits the surface head-on, flattening the appearance of its rugged landscape of deep

Supermoons, micromoons and all the in-between Moons occur because the Moon’s orbit around Earth (or, more accurately, around the Earth–Moon barycentre) isn’t circular but elliptical. This means the Mo