If a star flying previous our photo voltaic system moved Neptune’s orbit by simply 0.1 per cent, it may finally trigger the opposite planets to smash into each other or get thrown out of the photo voltaic system solely
6 July 2022
If a neighbouring star will get too shut, it may drive our photo voltaic system into pandemonium. This can be apparent for encounters that instantly shift the planets by a major quantity, however new simulations recommend that it might occur even when the stellar fly-by itself solely has a small impact – as it might later snowball into main instability.
Garett Brown and Hanno Rein on the College of Toronto, Canada, carried out …