Venus takes about 243 Earth days to complete a single rotation, and it does so in the opposite direction from nearly every ...

There is interesting new work from Cool Worlds. A quasite is a conceptual space-based satellite system proposed by the Cool Worlds Lab (led by astronomer David Kipping), representing a hybrid or ...

Researchers looked through historical documents dating back to the fourth century to find total solar eclipses. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Japanese researchers investigated ancient texts from the 4th to 7th centuries CE to identify five total solar eclipses near the Eastern Mediterranean and improve the model of the Earth’s rotation over ...