Did You Know?

Astronauts grow taller in space.

Without Earth's gravity compressing their spines, astronauts can grow up to 3 inches taller during long space missions. This extra height is temporary, and they return to their normal height after coming back to Earth. This effect can cause back pain and makes it important to account for in spacecraft design.

Did You Know?

There’s a star that’s shaped like a teardrop.

HD 209458, nicknamed 'Osiris,' is being pulled into a teardrop shape by a nearby planet's gravity. The planet...

Read more: There’s a star that’s shaped like a teardrop.

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Saturn’s largest moon has rain, rivers, and seas of liquid methane.

Titan is the only world besides Earth known to have stable liquid on its surface, though it's liquid...

Read more: Saturn’s largest moon has rain, rivers, and seas of liquid methane.

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The strongest magnetic field ever detected could warp atoms into cylinders.

A magnetar called SGR 1806-20 produced the strongest magnetic field ever detected, strong enough to distort atomic nuclei...

Read more: The strongest magnetic field ever detected could warp atoms into cylinders.