A double blast of dying stars may be the first observed case of a long-hypothesized, never proven “superkilonova.” Although ...

Orbiting a pulsar, astronomers have found a strange, lemon-shaped exoplanet with winds of helium and pure carbon, denser than ...

A long-standing physics mystery has been solved with the discovery of emergent photon-like behavior inside a strange quantum ...

Astronomers said planet PSR J2322-2650b appears to have an exotic helium-and-carbon-dominated atmosphere unlike any ever seen ...

The combination of a supernova and a kilonova may have produced a rare space explosion that astronomers have never seen ...

Nearly 800 million light-years away, something has been forming. Scientists aren't exactly sure what it is but have dubbed it ...

The first pulsar was discovered in 1967 by Jocelyn Bell Burnell. Finding these mysterious signals forever changed astronomy.

Webb spots a bizarre exoplanet with a carbon-rich atmosphere orbiting a pulsar, defying theories of how planets form.

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been ...

Scientists using NASA’s James Webb Space Telescope have observed an entirely new type of exoplanet whose atmospheric ...

A distant neutron star unexpectedly reawakened, unleashing a powerful X-ray surge that may reveal how the universe’s most ...

A new discovery, made using the James Webb Space Telescope (JWST), may just be the weirdest exoplanet yet, possessing an ...