What is the moon phase today? Today, Sep. 21, 2024, the moon is 18 days old and is in the Waning Gibbous phase of its lunar cycle. It is 81% illuminated. Moon phases reveal the passage of time in ...

Although many lunar phenomena are one-night-only events, a ring around the moon is much less elusive. Also known as a lunar halo, a bright white ring of light around the moon can appear anytime ...

This will be the third and closest of four supermoons in a row for 2024. A supermoon occurs when the full moon coincides with the moon being at the point in its orbit within 90% of its closest ...

As the nights grow long and the temperatures cool in the Northern Hemisphere, a new moon famed for its brightness and orange hue will rise in the sky. The Harvest Moon, which has inspired no ...

Starting in late September, Earth is going to have a second moon for two brief months, as a small asteroid piece will be incorporated into the planet's orbit before heading back into outer space.

This week, the moon has been hanging out with not one, but three different planets on three different days. The three planets -- Jupiter, Mars and Mercury -- have been in conjunction with the moon ...

Moon watchers will get a special treat this month: September's full "harvest" moon is also a supermoon, meaning it's slightly bigger and brighter than an average moon. The full moon will be ...

As the name would suggest, the upcoming full moon is a rare occurrence that won't happen again until 2037 Kelsie Gibson is the SEO Editor of PEOPLE. She has been working at PEOPLE since 2021.

Aug. 2, 2024 — Scientists say they have identified the main process that formed the moon's atmosphere and continues to sustain it today. The team reports that the lunar atmosphere is primarily a ...

Here are some of the best images: A rare super blue full moon appears rising in Eindhoven in the Netherlands on August 19, 2024. ... [+] (Photo by Nicolas Economou/NurPhoto via Getty Images ...

The Moon is a little over a quarter the size of the Earth, with a circumference of 10,917 kilometres around the equator and a radius (the distance from the core of the Moon to the surface) of just ...

Some of this material came raining back down to the surface, while the rest mixed with the remains of Theia, eventually coalescing into a single satellite: our moon. This scenario represents our ...