Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

Astronomers discover an 850,000 light-year-long cosmic filament in the early universe, providing insights into large-scale ...

At the center of our galaxy, an enigmatic phenomenon has puzzled scientists. Recent observations suggest that dark matter, ...

The telescope will capture a three-dimensional map of the universe, collecting data on more than 450 million galaxies and over 100 million stars ...

Observations about the directions in which galaxies turn have a head-spinning implication: our entire Universe might exist ...

In just over three years since its launch, NASA's James Webb Space Telescope (JWST) has generated significant and ...

NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at ...

The James Webb Space Telescope has found perhaps its most profound discovery to date. The uncovered preferred direction for ...

"We are able to measure the local dark matter density using direct acceleration measurements for the first time." ...

Learn about NASA's SPHEREx mission, which will launch on March 7, 2025 to study the universe's early history and search the ...

Dark matter continues to confound us, so far defying every attempt to decipher it. According to a new study, clues may lurk ...

A new study suggests that clues about dark matter may be hidden in the Milky Way's Central Molecular Zone, where unexplained ...