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

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

However, it is now considered a dwarf planet instead. The universe has billions of galaxies, and our solar system is in the Milky Way Galaxy. The Milky Way contains at least 100 billion other ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 trillion observations of about 2 billion stars and other objects over the ...

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

Cepheid variables that he identified in our galaxy were the first rung ... Shapley determined that the Milky Way was 300,000 ...

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

At just over 20,000 mph, experts say they're the fastest of their kind on any known planet. Find out more here.

Most of the atoms in your body likely spent millions of years circling the Milky Way on a cosmic "conveyor belt" before returning to our galaxy prior to the solar system's creation, a new study ...

The European Space Agency's Milky Way-mapping space mission Gaia, which involves UCL researchers, has completed its ...

Some 1.5 million kilometres away from Earth the European Space Agency’s (ESA) Gaia spacecraft has been mapping out the Milky ...

If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety ... variables that he identified in our galaxy were the first rung.