The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show "3 ...

Scientists have uncovered “Quipu,” the largest known galactic structure, stretching 1.4 billion light-years. This discovery ...

For decades, scientists have studied small satellite galaxies to better understand how the universe’s smallest galaxies ...

As it nears 35 consecutive years of space service, the NASA/ESA Hubble Space Telescope has taken another look at a famous ...

A nearby galaxy is ablaze with new stars in a dazzling new image from the James Webb Space Telescope.

Astronomers have captured a rare final glimpse of Comet C/2024 G3 (ATLAS) before it vanishes for half a million years.

A team of astronomers, led by Yale University, has made an exciting discovery—a giant galaxy with a record-breaking nine ...

From vibrant nebulae to a never-before seen view of our evolving universe, check out these 7 stunning deep-field images from ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full moon. What backyard observers don't ...

A nearly century-old offshoot of Einstein’s general theory of relativity may hold promise for solving the mysteries of dark ...

A new image captured by the Hubble Space Telescope offers a fresh look at the Veil Nebula, a vast supernova remnant that has ...

Discovery triples known active black holes in dwarf galaxies, doubles intermediate black hole candidates, and challenges ...