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
A syllable is a single segment of uninterrupted sound which is typically produced with a single pulse of air from the lungs. A syllable is made up of one or more letters with a vowel sound at its core. A syllable which ends in a consonant is called a closed syllable. A syllable which ends in a vowel sound is called an open syllable. Examples of Syllables