For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Issues delivered straight to your door "I expect Gaia's best results are still to come." ...

On New Year’s Day, 1925 attendees at an astronomical conference heard one of the most influential scientific presentations of ...

Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

A rare group of aligned, star-birthing dwarf galaxies resemble a cosmic string of pearls. Astronomers have discovered a rare ...

Astronomers have struggled with finding ultra-faint dwarf galaxies far enough from the Milky Way's influence, making these ...

Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...

Water is the essence of life. Every living thing on Earth contains water within it. The Earth is rich with life because it is ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...

The cores of galaxies may not be made of what we thought, new research suggests — they could hold one giant, invisible star ...

A team of astronomers led by David Sand, a professor of astronomy at the University of Arizona Steward Observatory, has uncovered three faint and ...

Feeding supermassive black holes are more common in the cosmos than previously suspected. What could possibly hide such ...