An international team of astronomers has captured the most detailed image ever of a cosmic filament, a vast structure of gas ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...