Intergalactic Medium
Vast pockets of material spread between galaxies, a area known as the cosmic web. This scattered matter isn't empty; it's mostly composed of hydrogen and galaxy gas nozzle tip helium, with small amoun
Vast pockets of material spread between galaxies, a area known as the cosmic web. This scattered matter isn't empty; it's mostly composed of hydrogen and galaxy gas nozzle tip helium, with small amoun