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What is the name of Small planet?

What is the name of Small planet?

The Smallest Planet In The Solar System – Mercury

Equatorial Circumference 15,329 km
Equatorial Diameter 4879 km
First Record 14th century BC
Known Moons None
Mass 330,104,000,000,000 billion kg (That is 5.5% of Earth)

Which planet has been visited by a spacecraft?

While Jupiter has been known since ancient times, the first detailed observations of this planet were made by Galileo Galilei in 1610 with a small telescope. More recently, this planet has been visited by passing spacecraft, orbiters and probes.

Which planets or dwarf planets have we landed a spacecraft on?

List of minor planets visited by spacecraft

Minor planet Space probe
Name Dimensions (km) Closest approach
132524 APL 2.5 101867
134340 Pluto 2376 12500
162173 Ryugu 0.865 landed

Is the moon a dwarf planet?

Plutoids are dwarf planets that are farther from the Sun than Neptune. All the dwarf planets except Ceres are plutoids; because of its location in the asteroid belt, Ceres is not….dwarf planet.

name Official dwarf planets* 2003 AZ84
orbital period (years) 246.94
diameter (km) 686
year of discovery 2003
notable features has one moon

Which dwarf planets have been visited by space probes?

NASA’s New Horizons became the first spacecraft to visit dwarf planet Pluto (opens in new tab) in July 2015. The far-traveling spacecraft also visited a distant Kuiper Belt object Ultima Thule (2014 MU69) – now called Arrokoth (opens in new tab) – in January 2019.

What asteroids have been visited by spacecraft?

Asteroids visited

  • 951 Gaspra. The first asteroid visited by a spacecraft.
  • 243 Ida and Dactyl. Ida was the first asteroid proved to have a tiny moon, Dactyl.
  • 253 Mathilde.
  • 9969 Braille (1992 KD)
  • 433 Eros.
  • 2685 Masursky.
  • 1 Ceres.
  • 4 Vesta.

Which asteroids have we landed on?

Humans have yet to land a spacecraft on an asteroid in the asteroid belt, but unmanned spacecraft have temporarily landed on a few asteroids, the first of which in 2001 was 433 Eros, a NEA from the Amor group, more recently 162173 Ryugu, another NEA of the Apollo group.