At least 50 billion planets in our own Milky Way galaxy are likely to be free-floaters ... the original star cluster in which our own solar system formed. But early such clusters are tumultuous ...

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 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 ...

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 ...

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

You live on Earth->Solar System->Milky Way Galaxy->Local Cluster->Virgo Cluster->Virgo Supercluster->Laniakea. Thanks to new deep sky surveys, astronomers now think all those places are part of an ...

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

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 ...

A collision with close by galaxy could open the Milky Way galaxy's black hole which could result in our solar system hurling into space. However, this collision could take up to two billion years ...

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...