Space & Science Stories
Clear, evergreen answers to the basic questions people ask about space, astronomy, planets, stars, black holes, telescopes and the science connecting space with Earth.
Black Holes Explained
What is an event horizon? Can a black hole swallow Earth? Learn the basics.
🔭How JWST Sees the Early Universe
Why infrared light helps Webb study distant galaxies and cosmic history.
🌍Earth's Magnetic Field
How the geodynamo creates our magnetic shield and why magnetic poles move.
🪐Our Solar System
How the Sun, eight planets, dwarf planets, moons and small bodies fit together.
✨How We Find Exoplanets
How transit and radial-velocity measurements reveal planets around other stars.
☀️Space Weather
Solar flares, CMEs, auroras and how solar activity can affect technology.
🌌What Is a Galaxy?
Learn how stars, gas, dust and dark matter form enormous cosmic systems.
💫What Is a Light-Year?
A simple explanation of the distance unit astronomers use for cosmic scales.
🌙Why Does the Moon Have Phases?
Understand why the Moon changes appearance during its orbit around Earth.
☀️How Does the Sun Produce Energy?
Learn how nuclear fusion in the Sun powers light and heat reaching Earth.
🛰️What Is a Lagrange Point?
Why spacecraft can use special gravitational locations such as Sun–Earth L2.
🌠What Is a Supernova?
How massive stars die and why stellar explosions matter to the universe.
🧲Can Earth’s Magnetic Poles Flip?
What magnetic reversals are, what causes them and what they do not mean.
🪐Why Is Pluto a Dwarf Planet?
The astronomical definition behind Pluto’s current classification.
🌌How Old Is the Universe?
How observations of cosmic expansion and the cosmic microwave background help estimate its age.
Space questions, answered simply
These evergreen explainers are designed for readers searching for the basics behind the universe, astronomy and space science.