galaxy Check out this rare photograph of a triplet galaxy Thom Dunn

heliocentrism An Original Theory or New Hypothesis of the Universe, from 1750 Thom Dunn

galaxy Scientists have discovered that the universe is brighter than previously believed Thom Dunn

milky way Wait, "fossil galaxies" are a thing? Gareth Branwyn

spaghettification Scientists finally observe the actual "spaghettification" of a star Thom Dunn

The Universe How to calculate the power of a black hole collision Thom Dunn

milky way Awe-inspiring timelapse of galaxies sparkling in the skies Andrea James

galaxies Hypnotic animation of how a star-forming galaxy forms Andrea James

dark matter Watch a powerful new simulator depict how galaxies form Andrea James

Hubble Space Telescope Hubble releases shimmering image of a youthful globular cluster Andrea James

Hubble More than 2 trillion galaxies in the universe, at least 10 times as many as we thought Rob Beschizza