Planet the Sun: Jupiter is the largest, at 318 Earth masses, whereas Mercury is the smallest, at 0.055 Earth masses. The planets of the Solar System can be divided into categories based on their composition: An exoplanet (extrasolar planet) is a planet outside the Solar System. In early 1992, radio astronomers Aleksander Wolszczan and Dale Frail announced the discovery of two planets orbiting the pulsar PSR 1257+12. This discovery was confirmed, and is generally considered to be the first definitive detection of exoplanets. These pulsar planets are believed to have formed from the unusual remnants of the supernova that produced the
Brook Green Suite written in 1933, which has full enharmonic relations but remains austere. The final movement, the Dance, is based on a melody heard by Holst while in Sicily. The piece also originally contained a fourth movement, a Gavotte, which was removed after the first informal performance in 1934, the last concert Holst attended. In early 1929, Holst heard a tune during a puppet show and he utilised it in the last movement. Brook Green Suite Gustav Holst's Brook Green Suite, H. 190, was written in 1933 for St Paul's Girls' School junior orchestra for strings and consists of 3 movements. Holst