The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.

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 ...

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." Spirals are a repeating theme in ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an intriguing signal: They found two objects traveling together through the ...

Astronomers have developed the first three-dimensional (3D) map detailing the properties of interstellar dust in the Milky ...

Using advanced artificial intelligence (AI) techniques, they trained a neural network to model the dust’s effect on starlight ...

Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

The inner Oort cloud, between 1,000 and 10,000 AU from the sun, displays a spiral formation with arms that extend 15,000 AU.

Scientists have used the wobble of the Milky Way and what are known as "cosmic lighthouses" to shine a light on the mystery ...

An international of team astronomers has unveiled the first three-dimensional (3D) map of the properties of interstellar dust ...