Starshade-based methods, both for in-space observatories like the Habitable Worlds Observer or ground-based observatories, have the potential to increase our observational capability without launching ...

Humanity’s return to the Moon is accelerating—and with it, the question of where astronauts will live once they arrive. One visionary architect believes he has the answer: giant, blown-glass spheres ...

It’s not every day we hear of a new space propulsion method. Even rarer to hear of one that actually seems halfway practical. Yet that’s what we have in the case of TFINER, a proposal by [James A.