Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...

Galaxies are astronomical objects composed of billions or even trillions of stars. Our Earth and solar system are just a tiny ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Given that by conservative estimates our galaxy harbors at least 200 billion ... like the original star cluster in which our own solar system formed. But early such clusters are tumultuous places.

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...

STARGAZERS are in for a treat this month as a rare planet parade falls in Andromeda galaxy season. “One of the best planet ...

Helium can help scientists detect the speed and direction at which we’re moving through space. Deuterium, which is left over ...

We will never get an image of the Milky Way from above, but M81 or Bode's galaxy is a good stand-in – and now is a great time ...

With a lining up of planets and distant galaxies visible to the naked eye, there is a lot to see in the skies in February.

It's possible for our solar system to capture a rogue planet and give it a home as it hurtles through the galaxy, according to a new study. In 2017, astronomers at the Pan-STARRS1 observatory were ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun as the orbit of Mars.