Many astronomers are growing increasingly concerned that these outdoor lighting from roads, buildings and elsewhere could blind us to the rest of the universe.

NASA/ESA's Hubble Space Telescope has captured an image of the swirling spiral galaxy NGC 3285B, located 137 million light-years away in the Hydra constellation.

The first stars were not just lights in the dark, they were cosmic fire-starters that transformed the universe while seeding ...

Cosmologists have discovered new evidence from the early universe that suggests we are living in a giant void.

What can carbon dioxide (CO₂) on Saturn’s moons teach scientists about their formation and evolution? This is what a recent ...

Some observatories that used to be dark and remote are now adjacent to bright urban centers. And sending all telescopes into ...

The James Webb Space Telescope's s MIRI and NIRCam instruments have captured an amazing view of spiral galaxy NGC 2090. The ...

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, Rosette Nebula and galaxy NGC 5335 to celebrate. Credit: NASA's Goddard Space ...

Stars are more colorful than you think! Patience will reveal them; head outside tonight to see summer’s multi-hued stars.

Betelgeuse needs no introduction. Besides having its name borrowed by the ghost with the most, this 10-million-year-old red ...

The comet 3I/ATLAS was discovered just as the Vera C. Rubin Observatory was gearing up to carry out its initial observations of the heavens, dovetailing with the LSST's expected discovery of many more ...