3) Mars is the second smallest planet in the solar system after Mercury. With a diameter (distance through the middle) of 6,791 kilometres, it’s roughly half the size of Earth. 4) It can get pretty cold on Mars
Plus you can learn more about what’s in our Solar System with our Top 10 Facts on the Sun and the Moon; the planets Earth, Mercury, Venus, Mars, Jupiter, Saturn, more »
Facts About Saturn: Lesson for Kids 3:48 Facts About the Solar System: Lesson for Kids 2:28 Kuiper Belt Facts: Lesson for Kids Planet Mercury Facts: Lesson for Kids 3:01 Meteor Facts: Lesson for Kids 2:56 Milky Way Facts: Lesson for Kids 3:23 NASA Facts: Lesson for Kids ...
He became one of the 110 military test pilots who were invited to learn more about the space program in general and Project Mercury in particular. While profoundly interested by the program, Grissom was very much aware of the wild challenge that would result for the coveted spots. He was nea...
Mercuryis the closest planet to the sun and the smallest planet in the solar system — it is only a little larger than Earth's moon. Mercury zips around the sun in only 88 days and because it is so close to our star (about two-fifths the distance between Earth and the sun). ...
Jupiter’s a close second with 80, and it also has the biggest moon—bigger than the planet Mercury! Early expeditions paved the way for many more voyages and discoveries. They also represent the start of the “space industry,” when organizations like the US National Aeronautics and Space ...
Project Mercury (1958–1963) –It was the first human spaceflight program of the United States with the goal to put a man into Earth orbit and return him safely. Project Gemini (1961–1966) –It was NASA’s second human spaceflight program. Gemini’s objective was the development of space...
Ch 1. Mars for Elementary School Ch 2. The Moon for Elementary School Myths About the Moon: Lesson for Kids How Big is the Moon? - Lesson for Kids Moon Crater Facts: Lesson for Kids How Did the Moon Form? - Lesson for Kids Movements of the Moon Lesson for Kids: Orbit & Rota...
Mercury affects the health of everyone, especially women and young children. One in six women of childbearing age in this country has enough mercury in her body to put her baby at risk. The Sierra Club is cosponsoring a project to raise awareness about the dangers of mercury pollution. For...
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