NASA’s planetary science program is still facing a funding shortfall that requires “strategic choices” about which missions to continue.

A massive crater on asteroid Psyche may hold the key to whether it’s a lost planet’s core or something more complex. New simulations suggest NASA’s upcoming mission could finally solve the mystery.

That figure would far surpass the costs of the U.S. airstrike campaign to date and aims to boost production of critical weapons depleted in the conflict, people familiar with the matter said.

It may sound fanciful, but a Los Angeles-based company says it has conceived of a plan to fly out to a smallish, near-Earth ...