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

Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of them with planets of their own. The Milky Way got its name from the ...

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 ...

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

The telescope will catalogue billions of new objects and produce a new map of the entire night sky every three days with the ...

This collage highlights a small selection of regions of the Milky Way imaged as part of ... of Jupiter and the closest brown dwarfs to the solar system. Brown dwarfs are intermediate objects ...

Shapley determined that the Milky Way was 300,000 light years across, and that our solar system was 50,000 light-years from ...

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 ...

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

Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across ... How our own ...

Scientists have uncovered the existence of a binary star system close to the black hole near the center of the Milky Way galaxy, confirming a hypothesis made by happenstance nearly a century ago.

This composite of planets in our solar system was taken by various NASA spacecraft. Included in the image are (from top to bottom) Jupiter, Saturn, Uranus, and Neptune. Credit: NASA/JPL.