ka bagian di handap ieu terus ngajawab patarosan saterusna dina basa nu sarua jeung bagian: Passage: An observer of objects in the Solar System, Schiaparelli worked on binary stars, discovered the large main-belt asteroid 69 Hesperia on 29 April 1861, and demonstrated that the meteor showers were associated with comets. Anjeunna ngabuktikeun, contona, yén orbit of the Leonid meteor shower coincided with that of the comet Tempel-Tuttle. pengamatan ieu ngabalukarkeun astronom pikeun ngarumuskeun hipotésis panalungtik, saterusna kabuktian bener, yén meteor shower bisa jadi jalur komét. Anjeunna oge keen of the inner planets Mercury and Venus. Anjeunna dijieun sababaraha gambar jeung ditangtukeun perioda rotasi maranéhanana. Dina 1965, éta ieu ditémbongkeun yén na paling ukuran saterusna séjénna tina pakaitna Merkuri urang éta salah.
jalur komét