June presents a perfect opportunity to spot the three biggest constellations in the sky — Hydra, Virgo and Ursa Major — but you may have to look beyond standard star charts to find the Big Three. Over ...
The first Galileo launch is less than a week away, but how will Europe’s own satellite navigation system operate? Find out in a new ESA video, on YouTube in 3D. Use red/blue 3D glasses to experience ...
Constellations through the ages -- Constellations of the zodiac -- An astronomy primer -- Watching the skies -- How this book is organized -- The greek alphabet -- Map of the northern sky -- Map of ...
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