The comet 3I/ATLAS, discovered on July 1, 2025, by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Hawaii, marks the third recorded interstellar object, following the discoveries of ...

Astronomers discover a 3-billion-year-old white dwarf, LSPM J0207+3331, actively accumulationplanetary material long after its star’s death, revealing ongoing dynamics in ancient stellar remnants.

Astronomers have observed a free-floating planet accreting massive amounts of gas and dust, shedding new light on planetary formation.

Tiny life forms adrift in alien skies might one day expose themselves through the faintest play of light. A new study ...

Recent research indicates that larger objects in the Taurid stream could pose a greater threat in 2032 and 2036, potentially ...

White dwarfs are the dense, slowly cooling remnants left behind when stars like the Sun exhaust their nuclear fuel. They no longer fuse atoms in their cores, but their gravity remains intense enough ...

In about 5 billion years, our Sun will run out of hydrogen fuel and collapse into a dense, Earth-sized remnant called a white dwarf. Though it will no longer shine as it once did, this stellar core ...