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 ...

Astronomers have narrowed down on the possible location ... Solar System where the elusive planet nine may be hiding, an advance that could shed more light on the evolution of our abode in the ...

The Milky Way is one of billions of galaxies in the universe and home to our own solar system. It appears as a hazy band in the sky when viewed from Earth. Milky Way , Stars ...

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 ...

New calculations suggest that the mass of the Milky Way is around 1.5 trillion solar masses, within a radius of 129,000 light-years from the centre of the galaxy. Previous estimates for our galaxy ...

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.

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

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

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

The bright band of stars in the center is a cross-cut view of the Milky Way; it looks this way because our solar system drifts within ... shows distant worlds that were located because their ...