A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

A distant pulsar’s radio signal flickers as it passes through space, much like stars twinkle in Earth’s atmosphere. By ...

WASHINGTON — For the first time ever, astronomers have confirmed the existence of a "failed galaxy," a massive, starless ...

NASA’s Hubble Space Telescope is examining a newly discovered cloud of gas and dark matter that may represent a ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

Astronomers have captured the most detailed look yet at faraway galaxies at the peak of their youth, an active time when the ...

A newly discovered galaxy cluster, blazing with unexpectedly hot gas just 1.4 billion years after the Big Bang, is forcing ...

Scientists have theorized that dark matter clumps exist in staggering numbers, far more than the galaxies we see. Only clumps ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...

A team using the NASA/ESA Hubble Space Telescope has uncovered a new type of astronomical object—a starless, gas-rich, ...

Astronomers analyzed AT 2024wpp, the brightest LFBOT observed, confirming a black hole shredded a companion star, producing high-energy blue, ultraviolet, X-ray, and radio emissions.