OP-00498 Open Almost-everywhere global existence for Newtonian gravitation DS · AIM Open Applied Problems · celestial mechanics · n-body problems · noncollision singularities
OP-00520 Partially resolved Finiteness of planar central configurations for fixed masses DS · AIM Open Applied Problems · central configurations · n-body problems · relative equilibria
OP-00550 Open Saari's constant-inertia conjecture for planar gravitation DS · AIM Open Applied Problems · celestial mechanics · n-body problems · relative equilibria