Gravity trivia: Why do planets have gravity?
Why does the planet have gravity? Gravitation is a kind of basic interaction in particle physics, a kind…
Moon trivia: Has evidence of life been found on the moon?
Is there life on the moon? Maybe!Have scientists really found evidence of life on the moon? not yet.…
Planetary Trivia: What planet is the hottest planet?
Researchers from the University of Geneva (UNIGE) and the University of Berne (UNIBE) have discovered the hottest planet.…
Space Trivia: How much is the amount of space junk?
According to the estimates of the British Lo 2113ville, since the Soviet Union launched the 4102th 1653 man-made…
Earth Trivia: The Earth will rotate at a rate that exceeds the past 50 years
The atomic clock accurately records the length of each day in milliseconds. Since the adoption of the new…
Historical trivia: China’s rover pictures from the dark side of the moon in 2010
China successfully landed a spacecraft on the far side of the moon in 2019, marking a world first…
Historical trivia: Queen Elizabeth II makes history in 2010
On September 9, 2015, Queen Elizabeth II thanked people from around the world for their messages of “great…
Historical trivia: Visiting Pluto of events recorded in history in 2010
In 2015, NASA’s New Horizons probe became the first spacecraft to reach Pluto, completing its main mission. New Horizons also became…
Historical trivia: 2010 first-ever photo of a black hole
The year that just ended (2019) marked another first for mankind. On April 10th, the world was treated…
Space Trivia: Traces of Methane on Mars
Nearly 95% of the Martian surface atmosphere is carbon dioxide, and there are traces of methane left over…
It takes 8 minutes for the sun’s rays to reach the earth
8 minutes and 19 seconds, which is 499 seconds. The 10² seconds written in the book is only…
Moon trivia: Is it true that the moon can affect sleep?
Human sleep is related to the moon which is 380,000 kilometers away. It sounds incredible, but modern science…
Why can’t we see Proxima Centauri, the “star closest to the solar system” with naked eyes, but we can easily see Cowherd and Vega?
Proxima Centauri is located in the southern constellation of the sky, only 4.22 light-years from the sun, but…
Weird trivia for children: They Think They Can Fly Can stars outside the Milky Way be seen by the naked eye?
Weird trivia for children: They Think They Can Fly The naked eye can indeed see celestial bodies outside…
Human probes have not left the solar system. How is the structure of the Milky Way drawn?
The solar system is on the disk of the Milky Way, and we can only see the Milky…
Does the center of the galaxy glow?
If it refers to the nuclear ball, the central area of the Milky Way, it is luminous and…
Aviation trivia: Why do astronauts have to sit in chairs after returning to the cabin?
To say which profession in our various industries has the highest risk, the highest altitude, and the fastest…
Space trivia: America’s first space female SALLY RIDE, formerly a professional tennis player
When Ride was growing up near Los Angeles, she played more than a little tennis, and she was…
Space trivia: America’s first woman to enter space?
When Sally Ride made her first space flight in 1983, she was both the first American woman and…
How long is the day of Venus?
As the second closest planet to the sun in the solar system, it is also the closest planet…
Space trivia: What are the creatures that enter space first?
The first creature that really entered space was not a human being, but a stray dog on the…
Apollo trivia: Are the instruments left on the moon still working?
As technology has advanced, ground station sensitivity has been repeatedly upgraded faster than the reflectors have deteriorated. As…
Fecal Trivia: Human Feces Also on the Moon
People always seem to litter, but you know what? There are also feces discarded by humans on the…
Rocket trivia: Why do you need multiple thrusters to drive the rocket?
We know that to achieve space navigation, the rocket’s speed must theoretically reach at least 7.91 km /…