A photo of a galactic merger captured by the Hubble Space Telescope shows a galaxy known as NGC 1487, located 30 million light-years away from Earth, but rather than viewing it as an object, NASA said it can be thought of as an "event."

A space telescope designed to look into the furthest-most reaches of space at some of the most energetic phenomena in the known universe has, once again, been turned to face our nearest star, producing a rare and beautiful insight to our X-ray sun.

There is further, compelling evidence that Ganymede - the largest moon in the Solar System - has an ocean of water beneath its icy crust.