TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

Astronomers have discovered over 100 new alien worlds so far this year — some many light-years away from Earth — that ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

The James Webb Space Telescope has achieved a historic milestone by capturing the first direct image of an exoplanet.

Out of this World Exploration of our mysterious universe took a giant leap forward after scientists harnessing NASA's James ...

Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of ...

The James Webb telescope has captured some seriously cool direct images of a planet beyond our solar system. This is the ...

Well in simple terms, they’re clumps of frozen gas, stones, and dust roughly the size of a small town. Scientists think comets have been around since the early days of the solar system, which means ...

In February 2025, a stunning planetary alignment–also known as the planet parade–allowed observers to see seven planets in the night sky simultaneously: Mercury, Venus, Mars, Jupiter, Saturn, Uranus, ...