Quantcast

S-type asteroids Reference Libraries

Page 1 of about 1 Articles
Dactyl Asteroid
2004-10-19 04:45:40

Dactyl Asteroid -- Dactyl, discovered in 1993, is a tiny asteroid (diameter 1.4 km) that orbits asteroid 243 Ida. The origins of Dactyl are unclear. The two main theories are that it and Ida formed at the same time, and that it was knocked loose by a later impact. Both have problems. Dactyl, found by the Galileo probe was the first asteroid moon discovered. ----- NASA...

Word of the Day
bellycheer
  • Good cheer; viands.
  • To revel; to feast.
The word 'bellycheer' may come from 'belle cheer', "good cheer".
Related