Read some fun space facts for kids and find out more about astronomy, the Moon, planets, our Sun, the Milky Way galaxy, our Universe, plus even more.
Kids will love the cool, crazy, odd, humorous, weird, strange, eccentric, and wacky information and did you understand facts and other interesting space info, which will help them understand a thing or two along the way.
Space Facts — Important Information You Should Know
Space is the endless three- dimensional extent where objects and events have an absolute position and direction. Modern physicists generally regard it, with some reservation, as a continuous, four-dimensional continuum referred to as spacetime, while classical mechanics regard it as a discrete continuum, with only time as an element of this continuum. As mentioned, time is a dimension of space because objects move faster than light. But it does not affect any other dimension, except for time and space themselves. Thus, time and space are two independent and distinct aspects of spacetime, which can be combined to produce the spacetime continuum.
The idea of space and time is related to the three dimensions of space we know: length, breadth, and height. A fourth dimension is called “distance,” and it depends on how long a distance is measured. An object is in space if it has all its parts in one direction and nothing in the opposite direction. If it has no parts in one direction and all its parts in the opposite direction, it is in space, and it will be moving towards or away from you. It will also be moving concerning a coordinate system, such as Earth, that you determine if that coordinate system is circular or not. An object’s size also affects its location since a bigger object will be occupying more space, and smaller objects will be located in the same area.
When we talk about space and gravity, we generally refer to the gravitational field produced by the mass movement, which is assumed to act on a free-falling object. Space and gravity can also be described in terms of their interaction with electromagnetic radiation, such as light. Similarly, space and time are also associated with other elements of spacetime, such as curvature, spin, momentum, and energy. Thus, they can also be considered as four components of spacetime, rather than three. Space facts are usually discussed about a single dimension of space called spacetime continua, such as spacetime diagram or Einstein’s spacetime geometry. Spacetime diagrams can be used to study these four components necessary to develop a complete model of spacetime in three dimensions.
- The Sun is over 300000 times bigger than the world. More Sun details. It will be visible again from Earth sometime in 2061 (get your camera ready).
- Venus is the hottest planet in our solar system, using a surface temperature of over 450 degrees Celcius.
- Many scientists believe that an asteroid impact caused the extinction of the dinosaurs around 65 million decades ago — more asteroid truth.
- The Solar System formed about 4.6 billion decades ago. More Solar System facts.
- The Moon appears to get more craters and discoloration than Earth since it’s a lot less natural activity happening.
- The Earth is continually reforming its surface through erosion, earthquakes, rain, wind, and plants growing on the surface, although the moon has minimal weather to alter its appearance.
- Saturn is not the only real world. Other gas giants like Jupiter, Uranus, and Neptune also have rings. They are just less obvious.
- Footprints and tire tracks left behind by astronauts on the moon will probably remain there forever as there’s not an end to blow them off.
- In 2006, astronomers changed the definition of a world. This means that Pluto is now referred to as a dwarf planet. Learn more dwarf planet facts.
Because of reduced gravity, a person who weighs 200 pounds on the planet would just weigh 76 pounds on Mars's surface.
- The only planet that rotates on its side like a barrel is Uranus. The only world that spins relative to the others is Venus.
- Some of the quickest meteoroids can travel through the solar system at a rate of around 42 km per minute (26 miles per second). Check out more meteoroid details or learn the gap between comets, asteroids, and meteoroids.
- The first human-made object sent into space was in 1957 when the Russian satellite named Sputnik was launched.
- Jupiter’s 4 biggest moons are named Europa, Ganymede, Callisto, and Io. More Solar System moon reality.
- It is because of this Sun & Moon’s gravity that we’ve low & high tides.
To get a list of important space, definitions look at our record of simple space and astronomy definitions for children.
- Enjoy these enjoyable Sun facts for kids. Learn how alluring that the Sun is, how much time it takes light from the Sun to reach Earth, what the Sun is made of, and much more.
Read on for a range of interesting facts about the Sun.
- The Sun is a star found in the Middle of their Solar System.
- It constitutes around 99.86% of the Solar System’s mass.
- At approximately 1,392,000 kilometers (865,000 kilometers ) wide, the Sun’s diameter is approximately 110 times wider than Earth’s.
- Around 74% of the Sun’s mass is made up of hydrogen. Helium makes up around 24 percent, while heavier elements such as oxygen, carbon, iron, and neon make up the remaining portion.
- Light from Sunlight reaches Earth in about 8 minutes.
- The Sun’s surface temperature is approximately 5500 degrees Celsius (9941 degrees Fahrenheit), so pack a lot of sunscreens if you plan on seeing (recalling that the average distance from the Sun to the Earth is around 150 million km ).
- The Sun’s core is around 13600000 degrees Celsius!
- The Sun generates huge amounts of energy by combining hydrogen nuclei into helium. This procedure is known as nuclear fusion.
- Because of the Sun’s enormous influence on Earth, many ancient cultures saw the Sun as a deity or god. For instance, Ancient Egyptians had a sun god named Ra, although, in Aztec mythology, there’s a sun god named Tonatiuh.
- The Sun generates a solar wind that contains charged particles such as electrons and protons. They escape the Sun’s intense gravity because of their high kinetic energy and the Sun’s corona (a type of plasma air that extends into space).
- Planets with strong magnetic fields like Earth manage to deflect all those charged particles as they approach.
Moon Facts for Children
Check out these fun Moon details for children. Discover how large the Moon is, that the first man to walk it had been, why we only see one side of it, plus much more. Read on and enjoy the broad range of interesting facts about the Earth’s Moon.
- The Moon is the Earth’s only all-natural satellite. A natural satellite is a space body that orbits a planet, a world like an item or an asteroid.
- It’s the fifth-largest moon in the Solar System. Learn more about other moons in the Solar System.
- The average distance from the Moon to the Earth is 384403 km (238857 kilometers ).
- The Moon orbits the Earth every 27.3 days.
Mons Huygens is the tallest mountain on the Moon. It’s 4700 meters tall, just over half of the height of Mt Everest (8848m).
- The Moon rotates on its axis in about the same length of time it takes to orbit the Earth. This means that by Earth, we only ever see approximately 60% of its surface (50 percent at any one time).
- The side that we can view from Earth is called the other hand, while another side is known as the other side (it is sometimes called the dark side regardless of whether it is illuminated by sunlight just as much as the other ).
- The effect of gravity is only about one fifth (17%) as powerful over the surface of the Moon in comparison to the power of gravity on the surface of the Earth.
- The first man to set foot on the Moon was Neil Armstrong.
The far side of the Moon appears quite different due to its lack of maria (early pools of solidified lava).
- The Moon's surface comes with a huge number of impact craters out of comets and asteroids that have collided with the surface as time passes. Because the Moon lacks an atmosphere or weather, all these craters remain well preserved.
- Although research is continuing, many scientists agree the Moon features little quantities of water.
- The Moon is very hot during the day but quite cold at night.
- The gravitational pull of the Moon mainly causes the Earth’s tides.