The sky guide challenge

Within the border between 700km Mare Tranquillitatis and 550km Mare Fecunditatis, lies a young, 56km-wide crater called Taruntius. Positioned just 5.5° north of the Moon’s equator and well away from t

Astronomers are now regularly detecting planets thousands of light years from Earth – but have we missed one in our own Solar System?

BEST TIME TO SEE: As shown Jupiter is a magnificent planet to observe. Through the eyepiece, it presents a tangible disc full of detail. Weather and local seeing effects can reduce the visibility, but

Are some localities anomaly hot spots? In practice, it can be hard to tell. If a few incidents receive publicity, that could encourage other witnesses to come forward. The total number of strange inci

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The parks and wilderness areas of Italy are some of the most dramatic on the continent, ranging from Europe’s highest active volcano to the last refuge of the Marsican bear. We pick 21 of the wildest to explore…