Weird Facts100% (2)It rains diamonds on Neptune and UranusSpaceExtreme pressure and temperature deep inside the ice giants squeeze methane molecules into diamond crystals that sink toward the core.Recommend it?
Weird Facts100% (1)Charon makes Pluto wobble around empty spaceSpacePluto and its large moon Charon orbit a shared center that lies outside Pluto itself.Recommend it?
Weird Facts50% (1)Bennu is a rubble-pile asteroidSpaceAsteroid Bennu is a loose collection of rocks and dust held together by gravity.Recommend it?
Weird Facts50% (1)Magnetars have extreme magnetic fieldsSpaceMagnetars are neutron stars with magnetic fields strong enough to power enormous bursts of energy.Recommend it?
Weird Facts50% (1)The Moon has moonquakesSpaceThe Moon experiences quakes caused by tidal forces, temperature changes, and impacts.Recommend it?
Weird Facts50% (1)White dwarfs are stellar leftoversSpaceA white dwarf is the hot dense core left behind after a Sun-like star sheds its outer layers.Recommend it?
Weird Facts50% (1)Pulsars act like cosmic lighthousesSpaceRapidly spinning neutron stars can sweep beams of radiation past Earth with clocklike regularity.Recommend it?
Weird FactsNo ratings yetTitan has a thick nitrogen atmosphereSpaceSaturn's moon Titan has a dense atmosphere mostly made of nitrogen, like Earth's but colder.Recommend it?
Weird FactsNo ratings yetSome asteroids have moonsSpaceSmall bodies such as asteroids can have their own tiny moons orbiting them.Recommend it?
Weird FactsNo ratings yetThe Oort Cloud is a distant comet reservoirSpaceAstronomers think a vast shell of icy bodies surrounds the Solar System far beyond the planets.Recommend it?
Weird FactsNo ratings yetBlack holes reveal themselves by their surroundingsSpaceBlack holes are detected through hot gas, stellar motion, jets, and gravitational waves rather than direct light.Recommend it?
Weird FactsNo ratings yetNeutron stars are so dense a teaspoon would weigh ~6 billion tonsSpaceA neutron star packs the mass of the Sun into a sphere about 20 km across — the density of an atomic nucleus.Recommend it?
Weird FactsNo ratings yetSpacecraft often use older hardened chipsTechnologyRadiation-resistant chips can matter more in space than the newest consumer processor speed.Recommend it?
Weird FactsNo ratings yetRogue planets wander without starsSpaceSome planets drift through space without orbiting any star.Recommend it?
Weird FactsNo ratings yetThe Sun's corona is hotter than its surfaceSpaceThe Sun's outer atmosphere reaches far higher temperatures than the visible surface below.Recommend it?
Weird FactsNo ratings yetA day on Venus is longer than its yearSpaceVenus rotates so slowly that a single Venusian day (243 Earth days) outlasts its orbit around the Sun (225 Earth days).Recommend it?
Weird FactsNo ratings yetMercury hides ice in permanent shadowsSpaceDespite being close to the Sun, Mercury has polar craters cold enough to preserve water ice.Recommend it?
Weird FactsNo ratings yetPluto has a giant heart-shaped plainSpaceTombaugh Regio, the bright heart on Pluto, includes a smooth nitrogen-ice basin.Recommend it?
Weird FactsNo ratings yetMimas looks like the Death StarSpaceSaturn's moon Mimas has a huge crater that gives it a famous science-fiction resemblance.Recommend it?
Weird FactsNo ratings yetThe Kuiper Belt is a distant icy neighborhoodSpaceBeyond Neptune lies a region filled with icy bodies, dwarf planets, and comet-like objects.Recommend it?
Weird FactsNo ratings yetMoon footprints can last for agesSpaceWithout wind or rain, astronaut footprints on the Moon can remain until micrometeorites slowly erase them.Recommend it?
Weird FactsNo ratings yetValles Marineris dwarfs Earth's canyonsSpaceMars has a canyon system so vast it would stretch across much of the United States.Recommend it?
Weird FactsNo ratings yetPsyche may be rich in metalSpaceThe asteroid Psyche appears unusually metal-rich, making it a target for studying planetary cores.Recommend it?
Weird FactsNo ratings yetTriton has nitrogen geysersSpaceNeptune's moon Triton has dark geyser-like plumes thought to involve nitrogen ice and sunlight.Recommend it?