5 days ago · Astronomy A rare star in a tiny galaxy preserves a record of the early universe Found in an ultrafaint dwarf galaxy, the ancient star’s unusual chemistry indicates it formed from gas enriched by ...

Jun 1, 2025 · Astronomy is a branch of science that researches everything in the universe beyond our Earth's atmosphere. This includes things like other planets in our solar system, moons, stars, and …

Mar 4, 2025 · On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.

Apr 24, 2025 · Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

Aug 21, 2025 · Sporting the world’s largest digital camera, the new telescope is poised to help solve some of the universe’s biggest mysteries.

The past century of astronomy has been a series of revolutions, each one kicking Earth a bit farther to the margins of the universe.

Jun 24, 2025 · The discovery led to the realization that the universe is expanding, and that it must have had a beginning: the Big Bang. “Hubble is known as a titan in astronomy, especially American …

Mar 26, 2025 · The galaxy, called JADES-GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

Feb 17, 2022 · Stars were some of the first things humans made note of when they began to look to the sky, including our own Sun. There are billions of stars in the universe—some even have planets of …

Oct 30, 2024 · A new AI machine learning technique helped historians analyze 76,000 pages from astronomy textbooks spanning nearly two centuries.