Eavesdropping on the shudders and groans echoing deep inside alien worlds like Mars and the moon is revealing what lies far beneath their surfaces and could teach us more about how our own planet formed. On Earth, we can feel and see the often terrifying results of the tectonic plates shifting beneath our feet. As … Read more
In the solar system’s early days, a first Earth is thought to have been pulverised by a planet that scientists call Theia. We don’t know what it was made of or where it came from, only that it may have been the size of Mars. The powerful collision destroyed both planets so completely that scientists … Read more
Fragments of moon rock brought back from the lunar surface by astronauts on the Apollo space missions are providing new insights about where our planet’s life-giving water came from. The next time you take a sip of water, take a moment to consider where it has come from. It may have travelled from a local … Read more
Humans have not set foot on the moon since 1972, when the last Apollo mission came back to Earth. That could all change in the coming years, however, as entities like the European Space Agency (ESA) are preparing not just to return, but to build a permanent base on the surface. ESA is right now … Read more