The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able ...

It wasn’t a glossy colour postcard or a carefully planned shot. Instead, it was a grainy black-and-white image, sent across space in 1966, that completely transformed how humanity saw itself. On ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But mitigating this is its far greater distance, plus the fact that Earth appears much ...

Humanity's first look at Earth from the moon didn't come until Aug. 23, 1966, when this grainy, black-and-white image showed our planet as a crescent above the lunar horizon, appearing to rise as the ...

The James Webb Space Telescope's (JWST) latest extragalactic survey has revealed fainter and more distant objects than ever before, some dating back to the earliest periods of the universe. But it ...

We’ve grown up with the idea that the universe will expand forever, meaning the "cosmological constant" is positive. What if it's negative?

For the past decade, gravitational wave astronomy has opened our eyes to amazing cosmic phenomena thanks to LIGO, the Laser Interferometer Gravitational-wave Observatory. Bob McDonald celebrates LIGO ...

Using the world’s largest digital camera, Rubin will capture a full view of the southern sky every three days.

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states ...