As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.
Up for a challenge? If skies are clear, you may be able to complete a rare feat of visual athletics this coming weekend, and ...
The Earth’s axis is at right angles to the line from sun to Earth, the sun is directly over the equator and the lengths of ...
Discover the significance of the spring equinox, the balance of day and night, and how cultures around the world celebrate ...
For those of us who approach things by the Goldilocks Principle (not too little, not too much), spring equinox is ...
The difference between an equinox and a solstice is based on Earth’s tilt, affecting daylight length and the changing of ...
John Mullen has learnt a lot from the likes of Matthew Flinders, the first man to circumnavigate Australia, and 16th-century Portuguese explorer Ferdinand Magellan.
More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to Earth, a pair of telescopes has revealed multiple rocky worlds around it ...