Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

December's "Cold Moon" rose on Dec. 4 as it neared its closest point to Earth in its monthly orbit. The final full moon of ...

Scientists have discovered that moonquakes, not meteoroids, are responsible for shifting terrain near the Apollo 17 landing ...

NASA's Jonny Kim and two cosmonauts are scheduled to land just after midnight on Tuesday (Dec. 9). Three astronauts will come ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This ...

Ernie Wright, a science visualizer at NASA, explains why the moon turns red during a lunar eclipse. Wright also explains how ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.