Explore our full collection of astronomy articles, written for curious minds.
Imagine looking up at a giant Moon dominating the night sky. From 300-foot ocean tides to hyper-frequent solar eclipses, here is what would happen if the Moon moved half its distance closer.
What happens if our host star instantly disappeared? Trace Earth's 8-minute light delay, rogue planetary drift through deep space, atmospheric freezing, and deep-sea survival.
Often nicknamed a 'failed star', Jupiter is made of hydrogen and helium. What if it gained enough mass to ignite nuclear fusion, turning our solar system into a binary star system?
Packing the mass of the Sun into a sphere the size of a city, neutron stars stretch the laws of physics. Explore starquakes, mega-tesla magnetic fields, and nuclear pasta.
If the universe is filled with trillions of glowing stars, why isn't the night sky blazing with infinite light? The simple answer unlocks the birth and expansion of space itself.