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Physics & Astronomy Facts

Lasers are really useful tools for making measurements.
How Lasers Work

Light is a fascinating thing. Or things, as the case may be. Electromagnetic energy that our eyes have developed to see, light has the same behavior and properties as all other electromagnetic radiati ...
Global mosaic of 102 Viking 1 Orbiter images of Mars taken on orbit 1,334, 22 February 1980. The images are projected into point perspective, representing what a viewer would see from a spacecraft at an altitude of 2,500 km.
Exploring The 'Red Planet'

The planet Mars, sometimes called the 'Red Planet', has been an object of study for many centuries. The distinctive reddish color of the planet led some cultures to associate Mars with bloodshed and w ...
False-color image of Jupiter
Jupiter's Great Red Spot - A Super Storm

The most prominent and well-known feature of the planet Jupiter is the Great Red Spot. It is not a surface feature, as the hard core of Jupiter lies at the bottom of an atmosphere that is thousands of ...

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