The asteroid belt between Mars and Jupiter contains millions of objects but is mostly empty space.
Fact #4594
👍 0 · 👎 0
More Space Facts
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1896 · Space
The Kepler mission searched for Earth-like exoplanets.
Fact #1025 · Space
Black holes can slow time so much that seconds near them equal years far away.
Fact #1810 · Space
The Moon was formed billions of years ago.
Fact #313 · Space
The Earth's rotation causes day and night cycles.
Fact #185 · Space
There are rogue planets drifting through space with no star at all.
Fact #1781 · Space
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1856 · Space
In 1977, a mysterious signal known as the 'Wow! signal' was detected from space.
Fact #638 · Space
Want more facts?
We have over 11,491 facts across 15 categories.