Encounter Blew Away Most of Smaller Galaxy's Gaseous Halo In a dramatic tale of survival captured by the Hubble Space ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

From the mysterious 'Pillars of Creation' to the iconic Horsehead nebula, check out these 7 breathtaking images of Nebulae ...

Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.

A 3D map of our cosmic neighborhood has revealed hot and cold regions as well as an "escape tunnel" from our local bubble.

Fall evenings are perfect for astrophotography because the cool weather keeps those pesky mosquitoes away, which gives me ...

Orange waves of hot gas, resembling the curved legs of a black widow spider, surround a pinkish glowing core in this image of ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit ...

Pismis 24 is a small open star cluster located in the core of the NGC 6357 emission nebula, which is about 8,000 light-years ...

These are just a taste of the discoveries made by the $10 billion Webb telescope since it began science observations in 2022.

Planetary Nebulae (PNe) are emission-line nebulae in a short-lived late stage of stellar evolution for low- to ...

Nebulas are mostly made up of dust, hydrogen, helium, and ionised gases. There are four types of nebulae: planetary nebulas, ...