As such, it will likely be some time before we have a solid understanding of just how many solar systems exist within our galaxy. But it's not just the size of the Milky Way that makes it ...

The Milky Way is a spiral galaxy and our Solar System is about half-way along one of its arms. Our Sun orbits the centre of the Milky Way at about 140 miles every second. It takes about 230 ...

After more than ten years in space, the European Space Agency (ESA) has officially said goodbye to its Gaia spacecraft. On 27 March 2025, Gaia was powered down and sent into a quiet orbit around the ...

The most surprising discovery of this new map was the appearance of an interstellar tunnel from our solar system ... about the history of the solar system, the galaxy and the universe as a whole.