Blog

Learn how astronauts prepare for the intense physics, procedures, and emergencies of spacecraft reentry, from simulators to impact training.

Astronauts train in deserts to simulate space-like isolation, harsh terrain, and mission problem-solving. Here’s why these environments are so valuable.

Learn how astronauts rehearse experiments, protect data quality, and adapt procedures for microgravity before and during spaceflight.

Astronauts train extensively for fire because flame behaves differently in microgravity, and even small mistakes can become life-threatening.

Astronauts rely on communication skills to keep missions safe, coordinate complex tasks, and solve problems under extreme pressure.

Explore how astronauts learn survival skills through wilderness training, simulations, and emergency procedures designed for space missions.

Discover why astronauts must pass medical tests, what doctors screen for, and how these exams reduce mission risk in space.

Astronaut sleep in microgravity is surprisingly complex. Here’s how NASA trains crews to rest safely, manage circadian rhythms, and adapt to spaceflight.

Learn why most planets orbit the Sun in the same direction, from protoplanetary disk physics to angular momentum and exceptions.

Learn where dwarf planets belong in the solar system, how astronomers classify them, and why they matter to planetary science.