What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan ...

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 ...

This illustration shows a stage in the predicted merger between our Milky Way galaxy ... s surrounding the galaxy, and, eventually, where it joins the wider cosmic web and other galaxies.” ...

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 ...