Minor Planets, Asteroids, Comets

Asteroid Hygeia is the fourth largest of the asteroids and takes 5½ years to orbit the Sun. It was named after the Greek goddess of health, daughter...

Read More

Asteroid Hygeia

Planet Sedna has the longest orbital period of any planet by far, taking 11,400 years to orbit the Sun. It also has a very elongated orbit, possibly t...

Read More

Planet Sedna

The astrology of asteroid Icarus is a wonderful example of how everything is linked. The naming of the asteroid itself, the mythology, the psychologic...

Read More

Asteroid Icarus