/sci/ - Science & Math

>>9524923
The planet has seasons, and so does the Solar System.
Records of the evolutionary development of life on Earth display a ~62 million year fluctuation. As mentioned above, this biodiversity cycle is strongest when not only examining extinctions, but extinctions together with originations (the appearance of new genera),
https://larouchepac.com/20150520/vernadskian-reconsideration-galactic-cycles-and-evolution

A new study using data from ESA's Gaia satellite has tracked the movement of more than 300,000 stars relative to the Sun, and discovered that some will pass close enough to disturb the vast cloud of comets that make up the Oort Cloud.
http://newatlas.com/alien-stars-comets-solar-system-oort-cloud/51149/

https://www.youtube.com/watch?time_continue=1&v=KCEr8PqeLWI