What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy ...

Stevenson 218 is the largest known star in the universe, located about 18,900 light-years away in the constellation of Scutum and far surpassing even the sun in size and brightness. So immense that it ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've observed in the universe so far.

The Flagship 2 simulation, developed using an algorithm by University of Zurich astrophysicist Joachim Stadel, is the largest ...

Using the world’s largest digital camera, Rubin will capture a full view of the southern sky every three days.

A problem that has long been considered impossible to solve and that now, thanks to a breakthrough, can be calculated quickly ...

Astronomy is, in essence, an exercise in inference. We cannot touch the stars, nor scoop up galaxies in a lab. Instead, we ...

Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

The Vampire Diaries and We Were Liars co-creator Julie Plec has found her next TV project with an Alchemy of Secrets ...

This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...