9 Nov 2014
Nov 9 2014

Making a Refracting Telescope Making a Refracting Telescope : A refracting telescope uses two magnifying glasses to bend light and bring it into focus. For this to work, you need to find the length between two lenses that brings the image into focus. This is called finding the […]

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9 Nov 2014
Nov 9 2014

Light Years Away Light Years Away : Distances in space are measured in light years. This is the distance that light travels in one year. How do light years measure distance? A light year is a measure of distance. A ray of light travels 9.5 trillion kilometres in […]

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9 Nov 2014
Nov 9 2014

International Space Station International Space Station : International Space Station International Space Station allows people to live in space for long periods of time. Supporters believe that space exploration benefits people on Earth. Other people are worried about the cost of a space station and whether the discoveries […]

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9 Nov 2014
Nov 9 2014

Space Shuttles Space Shuttles : Space Shuttles Space shuttles are reusable spacecraft. They lift off from the launch pad like a rocket and return to Earth by gliding and landing on a runway. They have taken astronauts into space since 1981. Design A shuttle is also known as […]

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9 Nov 2014
Nov 9 2014

The Moon Landing The Moon Landing : The Moon Landing Apollo 11 was the first manned spacecraft to land on the Moon. – The Moon Landing Apollo 11 was launched on July 16, 1969. It had two separable modules. On board were three astronauts — Commander Neil Armstrong, […]

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9 Nov 2014
Nov 9 2014

First in Space First in Space : First in Space The first man flew into space in 1961 and the first woman in 1963. Both were from the former Soviet Union. The United States space program concentrated on landing on the Moon. – First in Space Yuri Gagarin, […]

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9 Nov 2014
Nov 9 2014

Types of Satellites Types of Satellites : Types of Satellites Satellites provide information for weather forecasts and navigation, monitor conditions Earth and transmit communication signals. Weather Satellites Weather Satellites monitor climate patterns on Earth. They provide advance warnings of dangerous weather systems such as cyclones. Some weather satellites […]

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9 Nov 2014
Nov 9 2014

Satellites Satellites : Satellites collect and transmit information as they orbit Earth. How do satellites work? : A satellite is lounched to a specific altitude. This position is maintained by Earth’s gravity. Gravity pulls the satellite down just enough to keep the satellite travelling in a circular orbit […]

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9 Nov 2014
Nov 9 2014

Probes Probes : A space probe is a robot that carries scientific instruments. Probes fly past, orbit or land on a planet. Probes have explored planets and other bodies in our solar system since 1959. The first space probes, the Soviet-made Luna probes, travelled to the Moon. In […]

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9 Nov 2014
Nov 9 2014

Rockets Rockets : Rockets propel spacecraft away from Earth’s gravity and into space. How does a rocket work? Like all objects, rockets are held to Earth’s surface by the pull of gravity. Rockets need to achieve a speed of 11 kilometres per second or 40000 kilometres per hour […]

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