Jupiter is huge when it comes to planets in our solar system, but it turns out there's actually an upper limit when it comes ...

J anuary 5, 2005, is an astronomical anniversary that is not really marked but should be. It saw the discovery of dwarf ...

Billions of years ago, in the frigid outer reaches of our solar system, two icy worlds collided. Rather than destroying each ...

Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

This January is a stand-out month, with opportunities to see planets brighter than stars and our best chance to view Mars in ...

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

The vast majority of our top 10 stories typically involve issues with a weeks-long buildup and/or fallout. Number 9 on this year’s list keys on an event that spanned a mere six minutes: the total ...

On Mercury, craters are named after “artists, musicians, painters and authors who have made outstanding or fundamental ...

Directly above our heads, Jupiter will be signing bright. To the east, Mars will reach opposition in mid-January.

Unfortunate timing The first panel of this artist's concept depicts how Uranus's magnetosphere – its protective bubble – was ...

In 2025, the sky will be illuminated by 12 full Moons, plenty of meteor showers, four eclipses and three Supermoons. Here's a ...

January 2025 will be an excellent opportunity to spot Mars and some of its details with a medium-sized telescope!