What Are the Moon’s Phases? - NASA Space Place
网页2024年9月17日 · The Moon displays these eight phases one after the other as it moves through its cycle each month. It takes about 27.3 days for the Moon to orbit Earth. However, because of how sunlight hits the Moon, it takes about 29.5 days to go from one new moon to the next new moon. Here’s what the Moon looks like right now from Earth:
Lunar phase - Wikipedia
网页There are four principal (primary, or major) lunar phases: the new moon, first quarter, full moon, and last quarter (also known as third or final quarter), when the Moon's ecliptic longitude is at an angle to the Sun (as viewed from the center of the Earth) of 0°, 90°, 180°, and 270° respectively.
Moon Phases 2024 – Lunar Calendar - timeanddate.com
网页Moon phases for 2024 or any year. New Moon and Full Moon calendar with precise times and simulation of the Moon phase today. When is the next Full Moon?
Lunar Phases and Eclipses - NASA Science
网页The eight lunar phases are, in order: new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter and waning crescent. The cycle repeats once a month (every 29.5 days). Daily Moon Guide. Check out NASA's interactive map for observing the Moon each day of the year. Go to the guide. What is a Lunar Eclipse?
The Phases of the Moon - timeanddate.com
网页The lunar cycle lasts about 29.5 days, just under a calendar month. Lunar calendar: next Full Moon and New Moon phase. New Moon. Moon phase: primary. Moonrise: around sunrise | Moonset: around sunset. Illumination: 0% (approx) Position in space: the Moon is between the Sun and Earth.
Moon Phases - NASA Science
网页The Moon can be seen in the daylit sky at any phase except for the new moon, when it’s invisible to us, and full moon, when it’s below the horizon during the day. The crescent through quarter phases are high in the sky during the day, but the daytime gibbous phases can be glimpsed only just before the Sun sets.
Phases of the moon, facts and information - National Geographic
网页2019年6月15日 · In any given month we see eight distinct phases of the moon, defined by how much of the lunar disk is illuminated from our perspective and whether the moon is heading toward or away from...
Understanding the phases of the Moon | Astronomy.com
网页2023年8月30日 · There are eight distinct phases the Moon goes through. Beginning with New Moon, they are: New Moon: The New Moon phase marks the beginning of the lunar cycle. During this phase, the Moon is...
Phases of the Moon - Moon: NASA Science
网页2017年10月4日 · Other times the Moon seems to disappear entirely. As the bright parts of the Moon appear to change shape during the month, each stage of the change is called a phase, and each phase carries its own name. This chart shows why this happens. The center ring shows the Moon as it revolves around …
Lunar phase | Definition, Examples, & Facts | Britannica
网页2024年8月22日 · Lunar phase, any of the varying appearances of the Moon as seen from Earth as different amounts of the lunar disk are illuminated by the Sun. The Moon displays eight phases: new, waxing crescent, first quarter, waxing gibbous, full, waning gibbous, last quarter, and waning crescent.