In the search for alien life, one Cornell researcher says color may be a telltale sign of biosignatures on far-off exoplanets ...

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 ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

White dwarfs are the dense, slowly cooling remnants left behind when stars like the Sun exhaust their nuclear fuel. They no ...

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.

Jay Zhadum chose a more modern show called Childhood’s End, describing it as ‘excellent from start to finish’. Based on the 1953 novel of the same name, by Arthur C. Clarke, and developed by Life on ...

A class of University of Texas astronomy students has discovered that nearby dwarf galaxy Segue-1 seems to host a ...

Scientists found two Earth-sized planets and a third candidate orbiting a nearby double star system, TOI-2267.

V Sagittae’s violent mass transfer hints at an imminent nova—and a future supernova visible from Earth. Binary star systems are fairly common in the universe, as are pairs where one star is a compact ...

Astronomers found an ancient planetary system being consumed by white dwarf LSPM J0207+3331, hosting the oldest, most ...

A strange white dwarf system is pulling a nearby planet apart, leaving scientists unsure how both objects are still orbiting together.

As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the ...