NGC 1786’s mixed-age stars suggest globular clusters aren’t one-generation wonders, offering fresh clues to galaxy formation far beyond the Milky Way.

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

As a 2-year-old, the undefeated colt won “Win and You’re In” Group 3 Asociacion Uruguaya de Propietarios de Caballos de ...

The SOAR Telescope sits on the peak of Cerro Pachón, part of the Chilean Andes mountain range. Recently, a rare winter storm swept across the Atacama desert, bringing snow to the driest place on Earth ...

A new book unearths a chapter of the state’s story when anti-intellectual fundamentalism was put to good ends.

To have the best shot at viewing the Southern Delta Aquariids, NASA recommends looking halfway between the horizon and the ...

Credit: A Rainbow Mosaic of the Rosette and the Christmas Tree Nebulae © Shaoyu Zhang Behold! The 2025 ZWO Astronomy ...

The path of totality will carve an arc of darkness across the surface of our planet – at the height of the August tourist ...

Dominique Charrier took her first trip to Nazaré. The 22-year-old from Chile spent a month, predominantly paddling, into the ...

July’s full moon — the first of astronomical summer in the Northern Hemisphere — will reach peak illumination at 4:38 p.m.

Though July's Buck Moon will begin to wane soon, the month's calendar of celestial events has only just begun.

PhoSim simulates the atmosphere, including air turbulence, as well as distortions from the shape of the telescope’s mirrors and the electrical properties of the sensors. The photons are propagated ...