People have long assumed that the moon is geologically dead. After all, our natural satellite lacks the internal heat needed for tectonic activity. Right? But new analysis of data recorded by seismometers during the Apollo era is shedding light on…
Astronomers agree that the universe is growing larger, and that the rate of expansion—called the Hubble constant—is accelerating. What they don’t agree on is the best way to measure that expansion rate. Current methods have produced numbers that don’t align.…
People all over the world looked up at the sky in November to spot a phenomenon known as “supermoon.” While you might expect a supermoon to be huge, the difference between a supermoon and a regular moon can actually be hard to…
One of Jupiter's moons, Io, has a unique relationship with the planet. When the moon passes behind Jupiter's shadow, the atmosphere collapses. This means that the sulfer-dioxide gas that makes up the atmosphere is frozen solid and drops down to…
North Korea has a plan to expand its space explorations, including a plan to land on the moon. Though the plan would be ambitious for North Korea, experts believe it is achievable. The majority of the country's five year plan,…
Scientists have discovered three small planets that they think could support life. The planets are orbiting a dwarf star. Previously, scientists have thought dwarf stars to be too small and too cool to hold habitable planets in their orbits. The researchers used…