New 3D map of the early universe from HETDEX reveals faint hydrogen light linking galaxies 9 to 11 billion years ago.

Each spring, amateur astronomers attempt the ultimate stargazing challenge—an overnight quest to spot every galaxy, nebula, and star cluster in Charles Messier’s famous catalog. Photographer Alan Dyer ...

Analysis reveals what appears to be a channel of hot, low-density plasma stretching out from our solar system toward distant ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Ryan Gosling plays a man stranded on a spaceship in the new film “Project Hail Mary,” opening in theaters on March 20. His ...

Astronomers using the Atacama Large Millimeter/submillimeter Array in Chile have detected extraordinarily high levels of methanol in interstellar comet 3I/ATLAS, with methanol-to-hydrogen-cyanide ...

Researchers are painstakingly reconstructing the oldest-known map of the night sky – previously thought lost forever – by ...

New Harry Potter set photos reveal our first look at Diagon Alley, Gringotts Wizarding Bank, Hagrid's hut, and the full ...

Greek filmmaker Yorgos Lanthimos has opened a photography exhibition in Athens days before he is due to attend the Academy ...

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...