An Egyptian astronomer called Ptolemy (AD100-168) described one of the earliest ideas for how the Solar System is structured. Ptolemy’s model and many earlier ideas of the Solar System had the ...
ESO/L. Calçada The asteroid's orbit (red) is highly eccentric, suggesting it has been disturbed One model of Solar System formation, known as the grand tack, proposes that the early Solar System ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback