Centre for astrophysics and planetary science

Featured story

Asteroid 21 Lutetia is a large, heavily cratered main-belt asteroid (located between the orbits of Mars and Jupiter), made of metal rich rock. It has an irregular shape with estimated dimensions of 132 × 101 × 76 kilometers, and a mass of approximately 1.700 × 1018 kilograms.
Asteroid 21 Lutetia is a large, heavily cratered main-belt asteroid (located between the orbits of Mars and Jupiter), made of metal rich rock. It has an irregular shape with estimated dimensions of 132 × 101 × 76 kilometers, and a mass of approximately 1.700 × 1018 kilograms.