The Earth's magnetic field shields the planet from solar wind.
Fact #119
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The Earth's rotation is gradually slowing over time.
Fact #105 · Space
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1848 · Space
Venus has a thick atmosphere that traps heat.
Fact #56 · Space
The Earth spins at 1000 mph.
Fact #1704 · Space
In 1977, a strong narrowband radio signal known as the 'Wow! signal' was detected from space.
Fact #765 · Space
Jupiter is the largest planet in the solar system.
Fact #44 · Space
The Kuiper Belt contains many icy bodies beyond Neptune.
Fact #1619 · Space
There are rogue planets drifting through space with no star at all.
Fact #1823 · Space
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