Halley's Comet or Comet Halley (/Ëhaeli/ ËhÃ¦li /or/), ËheÉªli officially DESIGNATED/1p, halley is a-short period comet visible From earth everyâ75 76. Years halley is the only known-short period comet that is clearly visible to the naked eye From, earth and the only-naked eye comet that might appear twice in a human. lifetimehe perihelion, the point in the comet's orbit when it is nearest the Sun, is just 0.6 AU. This is between the orbits of Mercury and Venus. Its aphelion, or farthest distance from the Sun, is 35 AU (roughly the distance of Pluto).
Definition of syllable for English Language Learners : any one of the parts into which a word is naturally divided when it is pronounced SYLLABLE Defined for Kids
In poetry pre-measured patterns of stressed and unstressed syllables are called meters. Stressed syllables-long sounding. Unstressed syllables-short sounding. Meters are the pattern of feet within a sentence. Feet are individual units of rhythm made up of patterns of syllables. A sentence is made up of one or more feet.