SINGAPORE - If you happened to lift your gaze to the skies around midday on March 15, you may have spotted a bright ring of light around the sun. Known as a sun halo, photos of the rare sighting ...

The black hole measures a whopping 36 billion times the mass of the Sun, making it — if the observations are ... In astronomical observations, the system forms a halo of light known as an Einstein ...

Hong Kong on Tuesday witnessed a rare natural phenomenon, a halo around the sun, that can be experienced only when meteorological conditions are right. The Observatory posted pictures on its ...

A bright ring of light appeared around the sun on Saturday (March 15) prompting Senior Minister Lee Hsien Loong, who spotted the halo, to share a photo of it on Facebook. "A rare and spectacular ...