Speed of light they appeared 13 billion years ago, when the universe was less than a billion years old. The fact that more distant objects appear to be younger, due to the finite speed of light, allows astronomers to infer the evolution of stars, of galaxies, and of the universe itself. Astronomical distances are sometimes expressed in light-years, especially in popular science publications and media. A light-year is the distance light travels in one year, around 9461 billion kilometres, 5879 billion miles, or 0.3066 parsecs. In round figures, a light year is nearly 10 trillion kilometres or nearly 6 trillion miles. Proxima Centauri,
26-2 of several contrafacts by Coltrane, others including "Countdown" (from the album "Giant Steps" — a contrafact of Miles Davis's "Tune Up", and "Satellite" from the album "Coltrane's Sound" — based upon the Chord progression of "How High the Moon)". Coltrane plays the first statement of the melody on tenor saxophone, and switches to soprano saxophone for the last statement of the melody on the recorded version. "26-2" was also covered and recorded by the following: 26-2 "26-2" is a musical composition written by American Jazz musician John Coltrane. The song was recorded by Coltrane in 1960, but released ten years