Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos.

An icy visitor from deep space has just pulled off one of the strangest light shows astronomers have ever recorded, flaring ...

Understanding how the universe transitioned from darkness to the emergence of stars marks a critical shift known as Cosmic Dawn. Yet, astronomers have struggled to unravel details about the first ...

Early in the story of the universe, long before galaxies like the Milky Way were expected to take shape, astronomers have now ...

"Some of our ancestors were very skilled observers." A team of international researchers say they've uncovered new data on the world's first recorded solar eclipse using a surprising source — ancient ...

Nandkumar M. Kamat The Star of Bethlehem remains a unique focal point in scientific inquiry, occupying a rare intersection of ...

Astronomers from the Harvard-Smithsonian Center for Astrophysics (CfA) and elsewhere report the discovery of a new brown ...

"The Ancient Astronomers of Timbuktu takes us from the edge of the Sahara Desert, to Addis Ababa in the East and Cape Town on the Southern tip of Africa. We follow investigative and collaborative ...

The James Webb Space Telescope has observed the oldest known supernova—the explosive death of a star that lived when the universe was only 730 million years old. The ancient blast occurred when the ...

Near the Moon’s western limb lies Oceanus Procellarum, the Ocean of Storms — a vast swath of terrain spanning 1,600 miles (2,500 kilometers) north to south, and covering 10.5 percent of the lunar ...