Bedtime Astronaut

Bedtime Astronaut

By: Bedtime Astronaut

Language: en

Categories: Science, Astronomy, Education, Self Improvement

Welcome to Bedtime Astronaut, where we drift through the universe one idea at a time. Each episode explores real space science, planetary history, and astronomical discoveries in a calm, steady voice—perfect for unwinding at the end of the day.

Episodes

Why Are Some Planets Rocky And Others Gaseous | Bedtime Astronaut For Sleep
Jan 06, 2026

Tonight, we take a gentle journey through our solar system to explore a quiet but fascinating question: why do some planets form as solid, rocky worlds, while others grow into vast spheres of gas and ice?

As you settle in, we begin near the warm glow of the Sun, drifting past the rocky inner planets — Mercury, Venus, Earth, and Mars — worlds shaped by heat, metal, and stone. From there, we glide outward through the asteroid belt and into the realm of the giant planets, where Jupiter and Saturn swirl with clouds of hydrogen and helium, and the dist...

Duration: 02:40:20
Where Does Solar System End? | Bedtime Astronaut for Sleep
Dec 21, 2025

Where does the solar system truly end? This episode explores the boundaries of our cosmic neighborhood, from the outer planets and the Kuiper Belt to the distant Oort Cloud and the edge of the Sun’s influence. We examine how gravity, solar wind, and interstellar space define the gradual transition from our solar system into the wider galaxy.

Duration: 02:14:05
The Hidden History of Saturn’s Rings
Dec 15, 2025

Saturn’s rings are one of the most recognizable structures in the solar system, yet their origin and evolution remain deeply complex. This episode explores how Saturn’s rings formed, what they are made of, how they interact with moons and gravity, and what modern space missions have revealed about their past and future.

Duration: 01:08:23