Did You Know?

There’s a planet where it snows titanium dioxide.

On Kepler-13Ab, a planet 1,730 light-years from Earth, it snows titanium dioxide - the same compound used in sunscreen. The intense heat on the planet's dayside vaporizes the compound, which then condenses and falls as snow on the cooler nightside.

Did You Know?

A spoonful of a white dwarf star would weigh several tons.

White dwarfs are the remnants of stars like our Sun after they've exhausted their nuclear fuel. They're incredibly...

Read more: A spoonful of a white dwarf star would weigh several tons.

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Some planets orbit their stars in figure-eight patterns.

In binary star systems, planets can follow complex figure-eight orbital patterns due to the gravitational influence of both...

Read more: Some planets orbit their stars in figure-eight patterns.

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Jupiter’s moon Io has lakes of liquid sulfur.

Due to intense tidal heating from Jupiter, Io has lakes of molten sulfur on its surface that can...

Read more: Jupiter’s moon Io has lakes of liquid sulfur.