
What Are the Moon’s Phases? - NASA Space Place
2025年3月17日 · 🌓 First Quarter: We see the first quarter phase as a half moon. 🌔 Waxing Gibbous: The waxing gibbous phase is between a half moon and full moon. Waxing means it is getting …
Moon Phases - Science@NASA
3 天之前 · The Moon looks like it’s half illuminated from the perspective of Earth, but really you’re seeing half of the half of the Moon that’s illuminated by the Sun ― or a quarter. A last quarter …
Quarter moon or a half moon? | Moon Phases - EarthSky
2020年8月25日 · Is that a ‘half’ moon in the sky? Astronomically, the answer to that question is always no. There’s no half-moon phase, at least not in any official way. Invariably, when …
What Are the 8 Phases of the Moon, in Order? | HowStuffWorks
2023年7月26日 · The first quarter phase of the moon is so named because it occurs when the moon is one-quarter of the way through its 29.5-day cycle. If you can see the moon on this …
The First Quarter Moon Is a Half Moon - timeanddate.com
The First Quarter Moon is also called a Half Moon because the Sun’s rays illuminate about 50% of the Moon’s surface seen from Earth. Half of the Moon’s surface is always illuminated by direct …
The Phases of the Moon - timeanddate.com
2025年2月20日 · Half of the Moon’s surface is always illuminated by sunlight. As the Moon orbits Earth, it changes how much of the lit-up side we can see. How do Moon phases work? We …
The phases of the Moon explained - The Planetary Society
2023年4月25日 · Waxing gibbous: When more than half of the Moon’s surface visible from Earth is illuminated, we call it a Gibbous Moon. Full Moon : When the Moon is on the opposite side …