Astronomical objects discovered in 1846

Neptune is the eighth and farthest known planet orbiting the Sun. It is the fourth-largest planet in the Solar System by diameter, the third-most-massive planet, and the densest giant planet. It is 17 times the mass of Earth. Compared to Uranus, its neighbouring ice giant, Neptune is slightly smaller, but more massive and denser. Being composed primarily of gases and liquids, it has no well-defined solid surface. Neptune orbits the Sun once every 164.8 years at an orbital distance of . It is named after the Roman god of the sea and has the astronomical symbol representing Neptune's t

largest moon of Neptune

5D/Brorsen (also known as '''Brorsen's Comet or Comet Brorsen''') was a periodic Jupiter-family comet discovered on February 26, 1846, by Danish astronomer Theodor Brorsen. The comet was last seen in 1879 and is now considered lost.

80P/Peters–Hartley is a Jupiter-family comet with an orbital period of 8.06 years around the Sun. It is the first of two comets discovered by German–American astronomer, Christian Heinrich Friedrich Peters, later becoming lost and subsequently recovered by Australian astronomer, Malcolm Hartley.

comet