Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

Published as a cover story in Science on Friday, this cosmic atlas solves a decade-old challenge in astronomy by revealing ...

Previous efforts to map the galaxy's dust were challenged by limited data, but the Gaia mission has provided a treasure trove ...

Dark energy, the mysterious phenomenon that powers the expansion of the universe, may undergo periodic 'violent transitions' ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

Gravitational lensing often evokes images of a cosmic funhouse mirror: duplicated galaxies, dramatic arcs and distorted ...

Lingering snags from Endwalker have left Dawntrail's early months feeling a bit strange, but the road ahead looks brighter.

Astronomers are ready to search for the fingerprints of life in faraway planetary atmospheres. But first, they need to know ...

SPHEREx hopes to solve some of the universe's biggest mysteries, while PUNCH will study the sun’s outer atmosphere, the corona. Here's what to know.