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

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

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

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

Our own planet represents a tiny fraction of the peculiar phenomena that can be found lurking throughout the cosmos, and every day astronomers turn up new surprises. In this gallery, we take a look at ...

The James Webb Space Telescope, launched in 2022, has discovered something that may shatter current theories about the universe's early development.

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet ...

Previously, astronomers had proposed alternative explanations for these tiny red objects. Initially, they were thought to be ...

The first stars in the universe formed out of pristine hydrogen and helium clouds, in the first few hundred million years ...

The first fast radio burst, or FRB, was discovered in 2007 in archival data collected back in 2001, and scientists were ...

Scientists using NASA's James Webb Space Telescope now think the "little red dots" in the early universe could be a new space object.

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