Sun, Moon, and Stars: September 2001
Updated February 21, 2017 | Factmonster Staff 
Sun, Moon & Stars
Movement of the heavenly bodies: September 2001
Movement of the heavenly bodies: September 2001
| Celestial links · Visibility of the Planets · Sunrise/Sunset, Moonrise/Moonset · Equinoxes and Solstices · Eclipses in 2001 · Astronomical terms · Calendar 2001 | Visit the Astronomy Center for more on the universe, the solar system, and related astronomical phenomena |
September Calendar
| Moon Phase | Day | Phenomenon | Hour (UT) | Hour (EST) |
 | 1 | Uranus is 3 degrees north of the Moon. | 0700 | 3 am |
 | 1 | The Moon is at its apogee, or farthest point from Earth in its monthly orbit. | 2300 | 7 pm |
 | 2 | FULL MOON | 2200 | 6 pm |
| 10 | Saturn is 0 degrees 2 minutes south of the Moon. The planet is occulted, or hidden from view, by the Moon. | 2100 | 5 pm |
| 10 | LAST QUARTER | 1900 | 3 pm |
 | 12 | Jupiter is 1 degree 0 minutes south of the Moon. The planet is occulted, or hidden from view, by the Moon. | 1200 | 8 am |
 | 15 | Venus is 3 degrees south of the Moon. | 0700 | 3 am |
 | 16 | The Moon is at its perigee, or closest point to Earth in its monthly orbit. | 1600 | 12 pm (noon) |
 | 17 | NEW MOON | 1000 | 6 am |
| 18 | Mercury is at its greatest elongation, or angular distance from the Sun, at 27 degrees east of the Sun. | 2200 | 6 pm |
 | 19 | Mercury is 8 degrees south of the Moon. | 0200 | 10 pm (Sept. 18) |
 | 20 | NEW MOON | 0300 | 11 pm |
| 20 | Mercury is 0 degrees 9 minutes north of Spica, the brightest star in the constellation Virgo. | 2000 | 4 pm |
 | 22 | Equinox | 2300 | 7 pm |
 | 24 | FIRST QUARTER | 1000 | 6 am |
| 25 | Mars is 2 degrees south of the Moon. | 0100 | 9 pm (Sept. 24) |
 | 27 | Saturn appears to be motionless in the sky as its apparent direct motion changes to backward, or retrograde, motion. | 0500 | 1 am |
 | 27 | Neptune is 3 degrees north of the Moon. | 0500 | 1 am |
 | 28 | Uranus is 3 degrees north of the Moon. | 1100 | 7 am |
| 29 | The Moon is at its apogee, or farthest point from Earth in its monthly orbit. | 0600 | 2 am |
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