It used to be said that you could test your eyesight by counting the number of stars visible to the unaided eye. The best nights to try this are around January 19 when the Moon is new ...

Supermoons happen a few times a year and come in groups, taking advantage of the sweet spot in the moon’s elliptical orbit.

Illinois residents may be able to catch a peek of the first full moon of 2026 tonight. Here's when to venture outside.

Most of the planets we’ve identified are in orbit around stars and formed from the disks of gas and dust that surrounded the ...

On Wednesday, Dec. 31, Kourtney Kardashian shared several photos on Instagram of her and 13-year-old daughter Penelope's ...

As a rocket revolution sets the stage for astronauts to explore Mars, advances in bioengineering could help them survive the ...

A surprising new theory claims Earth’s building blocks were supernova ice, not stardust. This could change everything.

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.

A dozen luminous blue outbursts were thought to be unusual supernovae. A new outburst, the brightest yet, suggests it's ...