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Harold J. Reitsema Reference Libraries

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Neptunes Moon Proteus
2004-10-19 04:45:41

Planet Proteus -- Proteus is one of Neptune's moons. It is one of the darkest objects in the solar system, as dark as soot; like Saturn's moon Phoebe, it reflects only 6 percent of the sunlight that strikes it. Proteus is about 400 kilometers in diameter, larger than Nereid, but it wasn't discovered from Earth because it is so close to Neptune that it is lost in the glare of reflected...

Neptunes Moon Larissa
2004-10-19 04:45:41

Planet Larissa -- Larissa is the fifth of Neptune's known moons. It was discovered by Harold Reitsema based on ground-based stellar occultation observations, and was photographed by Voyager 2 in 1989. Larissa is irregular (non-spherical) in shape and appears to be heavily cratered, with no sign of any geological modification. Little else is known about it. Since its orbit is below...

Word of the Day
obdormition
  • Sleep; the state or condition of being asleep.
  • The state or condition of numbness of a part due to pressure on a nerve: as, the obdormition of a limb.
The word 'obdormition' comes from a Latin word meaning "to fall asleep".
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