As of Sunday, Dec. 21, the moon phase is Waxing Crescent (if you're in the U.S). According to NASA's Daily Moon Observation, ...

Today, Dec. 20, 2025, the moon is 0 days old and is in the New Moon phase of its lunar cycle. It is 0% illuminated.

Can the full moon really affect your sleep, mood or energy levels? Here’s what we know about December’s cold moon – and simple ways to help you feel better.

The biggest full moon of 2025, a so-called supermoon, will rise on Wednesday, Nov. 5, lighting up the night sky with its dramatic glow. At 5:30 p.m. EST (2230 GMT), the moon will reach its closest ...

The Moon is one of the most charming objects in the night sky, casting its beautiful white light on the Earth. It is also its ...

When I saw The Moon on my teaching schedule, I panicked. Despite seeing it nearly every night, I’d never paid attention to ...

The Trump administration is accelerating plans to place a nuclear reactor on the moon to power a base for humans. The reactor would launch to the moon by 2030, according to a directive by acting NASA ...

The biggest stories of the day delivered to your inbox.

The biggest stories of the day delivered to your inbox.

A set of instruments shut off almost 50 years ago are still producing useful results. It's the seismometers left by the Apollo missions to monitor moonquakes, which, as the name suggests, are ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Sign up for our weekly Life's Little Mysteries newsletter to get the latest mysteries before they ...