Space is vast, mysterious, and full of strange phenomena. Here are 20 facts that sound unbelievable—but they’re all real!
One day on Venus is longer than its year.
There’s a giant cloud of alcohol in space.
A spoonful of neutron star would weigh 6 billion tons.
The moon is slowly moving away from Earth.
You would age slower on Jupiter than on Earth.
There’s a planet made entirely of diamonds.
Space is completely silent—no sound can travel.
The Milky Way galaxy is on a collision course with Andromeda.
The largest known star is 1,700 times wider than the Sun.
There’s a massive “void” in space with no galaxies—over 1 billion light years wide.
Time runs differently in space due to gravity.
A day on Neptune lasts only 16 hours.
Space smells like burnt steak (according to astronauts).
Black holes can “evaporate” over time.
Mars has the tallest volcano in the solar system: Olympus Mons.
The Sun makes up 99.8% of the solar system’s mass.
There’s a planet where it rains glass sideways.
Saturn could float on water (if you could find an ocean big enough).
There’s more trees on Earth than stars in the Milky Way.
One light year is about 5.88 trillion miles.
Space will always be one of the most fascinating frontiers for science and discovery. There’s so much more we don’t know!