Mysteries abound in the Solar System. Though it can sometimes seem like we’ve learned a lot, you can pick any object in the Solar System and quickly come up with unanswered questions. That’s certainly true of tiny Mercury. Mercury’s mystery lies in its core. Ground based radio observations during the 1960s and 1970s showed that it had a massive core. …
Read More »Mercury’s Bizarre Core May Be The Result of a Collision With Its Twin : ScienceAlert
