Asteroid family
Themis family
An old family of carbonaceous asteroids in the outer main belt, some of whose members show signs of water ice and cometary activity.
Asteroid familyTaxonomy: C-typeParent body: themis
Overview
An old family of carbonaceous asteroids in the outer main belt, some of whose members show signs of water ice and cometary activity.
Members
1 modelled member.
A large carbonaceous outer-main-belt asteroid, parent of the Themis family, on whose surface water ice has been detected.
CategoryMain beltTypeCarbonaceous (C)Diameter198 kmDiscovered1853
Knowledge connections
- Family includes24 Themis
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
- NASA JPLJet Propulsion Laboratory / Solar System Dynamics
Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.