Astronomers detect 10 billion-year-old radio waves from a distant galaxy cluster SpARCS1049, revealing a mini-halo that suggests black holes or cosmic collisions energize galaxies.

Ultimately, deciphering the faint whispers encoded in ancient radio signals allows researchers to peer deeply into the universe’s earliest chapters, shedding light on how it evolved from ...

Ancient Greek astronomers were the first to gather knowledge about space exploration. Richard Branson and Jeff Bezos could thank them now!

Later ancient Greek lighthouses included the famous Lighthouse of Alexandria, which was constructed during the reign of Ptolemy II (280 – 247 B.C.).

These Scientists Say They’ve Identified the Oldest Known Star Chart in the World A new preprint suggests that an ancient Chinese star catalog dates to 355 B.C.E. But other researchers aren’t ...

But a new study claims one of the world’s oldest surviving star catalogs — the Star Manual of Master Shi — might be more ancient than we thought. It might rewrite the history of astronomy ...

Iota Draconis b is properly known as Hypatia (after the Greek scholar of ancient Alexandria) and weighs between 12 and 26 Jupiter masses.

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding? Astronomers have tried two main methods to figure it out, but their numbers don ...

Ancient Greek philosophers debated the Milky Way’s nature, with some attributing it to celestial fires and others viewing it as a dense cluster of distant stars. Credit: Ale RaFlo, CC BY-SA 4.0 via ...

Two independent groups of scientists have detected oxygen in the farthest known galaxy just 300 million years after the Big Bang.

Lost manuscripts written by the famous Greek mathematician Apollonius of Perga were discovered in the Netherlands. The ancient finds are located at Leiden University Libraries.

In the early 19th century, there was a famous French astronomer and ... and was of great importance to the field. So these ancient Chinese scientific observations have influenced both European and ...