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What is Halley's Comet?

Halley's Comet, also known as 1P/Halley, is the most well known comet in the Solar System. As a periodic (or short-term comet) it has orbital period that is less than 200 years, and has therefore been observed more than once ...

dateJun 15, 2015 in Space Exploration
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Will we ever colonize Mars?

Mars. It's a pretty unforgiving place. On this dry, dessicated world, the average surface temperature is -55 °C (-67 °F). And at the poles, temperatures can reach as low as -153 °C (243 °F). Much of that has to do with ...

dateJun 01, 2015 in Space Exploration
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Four decades of tracking European spacecraft

Forty years ago this week, a satellite ground station in Spain became the first to be assigned to what would become ESA. Since then, the network – Estrack – has expanded worldwide and today employs cutting-edge technology ...

dateMay 19, 2015 in Space Exploration
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