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Small Steps, Giant Leaps

NASA’s technical workforce put boots on the Moon, tire tracks on Mars, and the first reusable spacecraft in orbit around the Earth. Learn what’s next as they build missions that redefine the future with amazing discoveries and remarkable innovations.

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Episode 165Dec 17, 2025

Small Steps, Giant Leaps: Episode 165: Sailing the Solar System

A solar sail uses light particles from the Sun to move through space without needing a single drop of fuel. NASA is demonstrating the lightweight technology that could open doors to low-cost missions to deep space.

Episode 164Dec 3, 2025

Small Steps, Giant Leaps: Episode 164: Simulating Moon and Mars Dust

To build habitats on the Moon and Mars, first we need to simulate lunar and Martian soil on Earth. We got the dirt on regolith simulants.

Episode 163Nov 19, 2025

Small Steps, Giant Leaps: Episode 163: NASA's Centennial Challenges Prize Program

NASA’s Centennial Challenges Program Office awards citizen solvers prize money to address some of the toughest problems in exploration.

Episode 162Sep 18, 2025

Small Steps, Giant Leaps: Episode 162: 6,000 Exoplanets and Counting

On September 17, 2025, NASA announced that the number of exoplanets, planets outside our solar system, tracked by NASA has reached 6,000. In the three decades since the groundbreaking detection of exoplanet 51 Pegasi b, the first confirmed planet orbiting a Sun-like star, astronomers have concluded that exotic worlds are everywhere.