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1) Earth is the third planet from the sun in our solar system. Its name comes from the the old English and Germanic words meaning ‘the ground’. 2) Our amazing planet has been around for quite some time. By researching our planet’s rocks, scientists have calculated the Earth to be around 4.5 billion years old!
- Universe Facts
The Earth is about 4.5 billion years old – but that’s only a...
- Solar System
We’re off on an adventure out of this world to discover ten...
- Universe Facts
(One more if you include Pluto!) 🌍 Earth is the fifth largest planet in our solar system! 🌍 Earth is the only known planet with humans! 🌍 Over 71% of Earth’s surface is covered in water! That is more than half! 🌍 Earth spins like a ball over 365 times each year! 🌍 Earth makes one trip around the sun each year! 🌍 The first Earth Day was in 1970.
- The name Earth is a German word, which simply means the ground. It comes from the Old English words ‘eor(th)e’ and ‘ertha‘. In German it is ‘erde’.
- Earth is the only planet not named after a god.
- Earth is more than 4.5 billion year old.
- A day on Earth is 24 hours. Earth makes a complete orbit around the sun (a year in Earth time) in 365 1/4 days.
Jan 17, 2024 · If the Earth were smooth and perfect, gravity would be the same everywhere. But Earth has mountains, oceans, valleys, and other features. The differences in gravity across Earth are called gravity anomalies. A mission called GRACE (Gravity Recovery and Climate Experiment) has a satellite that orbits Earth and maps the gravity across the surface.
- Structure and Surface
- Time on Earth
- Earth’s Neighbors
- Quick History
- What Does Earth Look like?
Earth is a terrestrial planet. It is small and rocky.Earth's atmosphere is the right thickness to keep the planet warm so living things like us can be there. It’s the only planet in our solar system we know of that supports life. It is mostly nitroge...One year on Earth lasts 365.25 days. That 0.25 extra means every four years we need to add one day to our calendar. We call it a leap day (in a leap year).Earth has just one Moon. It is the only planet to have just one moon.Earth has lots of spacecraft watching it. There is still a lot we can learn about our home planet.Earth is the third planet from the Sun in our solar system. That means Venus and Mars are Earth’s neighboring planets.We have known about our planet since ancient times, of course. But we didn’t know our place in the solar system for a long time.
This Apollo 11 picture taken by an astronaut in 1969 shows the Earth rising over the Moon. Doesn't it look small? This is a view of Earth looking just at the northern portion. A NASA camera on the Deep Space Climate Observatory satellite took this picture of the entire sunlit side of Earth from one million miles away.
Fun Facts about Earth for Kids. Earth is often called the ocean planet. Its surface is 70 percent water. The oceans help regulate the temperature of the planet and influence weather. The Earth has a molten inner core made of iron and other metals. Under the Earth’s crust are plates that slowly move against each other (Plate Tectonics).
Key Facts & Summary. Earth is the third planet from the Sun and our home planet. Earth revolves around the Sun, but its average distance from it is 149 million kilometers / 93 million miles. In astronomy, this is 1 AU – or an astronomical unit. Scientists have researched and estimated that our Earth is around 4.5 billion years old.
