Researchers might have solved the mystery of Mercury's origin. They say Mercury was formed from a huge grazing collision between 2 rocky bodies of similar mass.
Operations on the International Space Station will come to an end in 2030. What's next? Plans are for privately owned, commercially operated space stations.
New observations of the asteroid that Hayabusa2 is scheduled to touch down on in 2031 have revealed it's smaller and spinning much faster than once thought.
It appears there's a new nova - or guest star - in the southern constellation of Centaurus. The nova could be visible with your eyes alone from a dark-sky site.
Rockfalls and ancient floods could have brought organic materials, and perhaps traces of life, to the region the Rosalind Franklin rover will explore on Mars.