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The Moon is Earth's only natural satellite. It orbits at an average distance of 384,400 km (238,900 mi), about 30 times the diameter of Earth. Tidal forces between Earth and the Moon have synchronized the Moon's orbital period (lunar month) with its rotation period at 29.5 Earth days, causing the same side of the Moon to always face Earth.
The orbits of the Moon and planets are integrated numerically along with the orientation of the Moon called physical libration. [23] At the Moon's surface, the beam is about 6.5 kilometers (4.0 mi) wide [24] [i] and scientists liken the task of aiming the beam to using a rifle to hit a moving dime 3 kilometers (1.9 mi) away. The reflected light ...
The Moon almost constantly occults faint stars as it orbits the Earth but because even a young Moon appears immensely brighter than these stars, these events are difficult to observe using amateur telescopes. However, the Moon does frequently occult brighter stars and even planets due to its close proximity to the ecliptic.
The first full moon of the year is about to rise over the skies. Get ready to "howl" at the "wolf" moon, a celestial event so named for the idea that in the dark, cold months of winter, wolves ...
At this location the selenographic colongitude at sunrise is defined as 0°. Thus, by the time of the Full Moon the colongitude increases to 90°; at Last Quarter it is 180°, and at the New Moon the colongitude reaches 270°. Note that the Moon is nearly invisible from the Earth at New Moon phase except during a solar eclipse.
To find the moon’s height in Tallahassee at the solstice, subtract from Tallahassee’s latitude 23.5 degrees (30 - 23.5 = 6.5 degrees). Then subtract the 6.5 degrees from 90 degrees (overhead ...
A waxing gibbous Moon, rising over mountains with coniferous trees. The Moon's position relative to Earth and the Sun determines the moonrise and moonset time. For example, a last quarter rises at midnight and sets at noon. [5] A waning gibbous is best seen from late night to early morning. [6]
New Moon. Click here to read the full article. The new moon marks the beginning of the lunar cycle. During this phase, the moon is hidden from sight, taking its leave from the center stage.