Upsilon Andromedae b
Videos
Upsilon Andromedae b, formally named Saffar, is an extrasolar planet approximately 44 light-years away from the Sun in the constellation of Andromeda. The planet orbits its host star, the F-type main-
Comparison of the orbits of Upsilon Andromedae b, c and d, with those of the inner Solar System.
An artist's impression of Upsilon Andromedae b and its parent star
Artist's impression of the hot spot, shown in orange hues
Jupiter radius
Videos
The Jupiter radius or Jovian radius has a value of 71,492 km, or of 11.2 Earth radii. The Jupiter radius is a unit of length used in astronomy to describe the radii of large planets and certain exopla
The size of Jupiter compared to Earth
Portrait of Jupiter from Cassini