It’s rare but some solar eclipses cause stunning Instagram-worthy visual effects such as a devil’s horns, a smile or diamond ring sparkling in the sky ...

A Nasa spacecraft has made history by surviving the closest-ever approach to the Sun. Scientists received a signal from the Parker Solar Probe just before midnight on Thursday after it had been ...

What is a 'Cheshire cat smile' eclipse ... when the moon partially covers the sun, leaving the shape of a ring. NASA explains the ring of fire effect: "An annular solar eclipse happens when ...