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

A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers ...

At the center of our galaxy, hidden behind dense clouds of gas and dust, the black hole Sagittarius A* rotates rapidly, ...

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

The moon, the Milky Way, Saturn, Venus, Jupiter Mars, Neptune, Uranus and comet C/2024 G3 are all visible at once in ...

A new study suggests that dark matter could be shaping cosmic chemistry, with a proposed self-annihilating dark matter ...

"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased interstellar dust.

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

A study based on the trajectory of nine fast-moving stars observed at the fringes of the Milky Way provides strong evidence ...

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

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