criticism articles
What timescale challenge hinders core accretion for forming Jupiter?
What subsequent process must the protoplanet model invoke for Hot Jupiters?
What velocity limit causes the fragmentation barrier for silicate aggregates?
What specific size range creates the effective Radial Drift or "meter-sized barrier"?
What initial mass function results from successful streaming instability dominance?
Which mechanism attempts to resolve the angular momentum imbalance in the Solar System?
What single observation historically limited the scope of early protoplanet theory?
How might dominant streaming instability slow terrestrial planet formation timescales?
What two competing physical processes dominate disk evolution uncertainty?