297: total eclipse of the earth

Sun, sangria and… solar eclipses? Over the next few years, Spain will offer front-row seats to some of the most spectacular celestial shows on Earth, with three ‘central’ – that is, total or annular –

Planetary physicist Dr Sheila Kanani on why now is the time to spot shooting stars and a sunlit Saturn

I looked out of the window before bed while on holiday in Orkney in mid-August and was delighted to see my first-ever noctilucent cloud display! The reflections in the still waters of the Bay of Firth

1 Sep 00:00 AEST (31 Aug, 14:00 UT) 15 Sep 23:00 AEST (13:00 UT) 30 Sep 22:00 AEST (12:00 UT) The chart accurately matches the sky on the dates and times shown for Sydney, Australia. The sky is differ

F rom the top of the highest peak ...

The seasoned polar explorer Franklin lost two vessels and 129 men, himself included, in the late 1840s, searching for the route that would take 3,000nm off the sea route to the Orient. Even though glo