Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...

Gas and dust flowing from stars can, under the right conditions, clash with a star's surroundings and create a shock wave.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from, including world-class observatories and six Dark Sky parks. Tucson’s new ...

Today in the history of astronomy, one of the brightest and most famous scientific minds of the modern era is born.

The winners of the 2025 ZWO Astronomy Photographer of the Year Award have been revealed, showcasing a spectacular selection of night sky images that reveal the majesty of ancient galaxies, nebulas, ...