occultation
Noun
Meaning
The hiding of a heavenly body from sight by the intervention of some other of the heavenly bodies; -- applied especially to eclipses of stars and planets by the moon, and to the eclipses of satellites of planets by their primaries.
Fig.: The state of being occult.
Source: Webster's dictionarySynonyms
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An example of an occultation is when the Moon passes between Earth and the Sun, causing the Sun to disappear either entirely or partially.
However, in 1979, Voyager 1 observed an occultation of the star κ Centauri during its flyby of Jupiter, with differing results.
A rare event in astronomy is the passage of one planet in front of another ( occultation ), as seen from Earth.
Earth occultation occurred between 17:07 UT and 17:11 UT, during which the spacecraft transmitted X-band radio waves through Venus' atmosphere, gathering data on cloud structure and temperature.
In 1991, an occultation of the star SAO 93228 by Vesta was observed from multiple locations in the eastern United States and Canada.
In contrast, some Ismailis believed the Imamate did continue, and that the Imams were in occultation and still communicated and taught their followers through a network of dawah "Missionaries".