Whether you’re chasing galaxies in California or counting meteors in Uruguay, this year’s top dark sky festivals promise awe, community, and unforgettable views.

A sheet of dark matter lying beyond the boundary of the Local Group is responsible for this.

The existence of massive, elliptical galaxies in the early universe has puzzled astronomers for two decades. An international ...

"These nine objects are special." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on rocket launches, ...

"The knowledge of these will ultimately help us understand the formation of the first stars and planets and how our own Milky Way came into being." When you purchase through links on our site, we may ...

Understanding how the universe transitioned from darkness to light with the formation of the first stars and galaxies is a key turning point in the universe’s development, known as the Cosmic Dawn.

While nearly all massive galaxies possess central black holes, the presence of such black holes in dwarf galaxies remains an open question, with previous estimates identifying them in only 0.5% of ...

Mysterious blasts of radio waves from across the universe called fast radio bursts help astronomers catalog matter. ESO/M. Kornmesser, CC BY-SA Chris Impey, University of Arizona If you look across ...

The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able to see photos captured from the depths of space, where time and distance ...

Artist’s impression of a black hole star (not to scale). The cut-out reveals the central black hole with its surrounding accretion disk. What makes this a black hole star is the surrounding envelope ...

New radio observations of molecular gas reveal how dozens of galaxies could have rapidly merged together in the early ...