The conjunction between Mars and the bright blue star Regulus began on Monday (June 16) and will bring the two objects side by side in the night sky. A conjunction occurs when two celestial bodies ...

Mars and Regulus will light up the night sky in a rare celestial display from the Red planet and icy blue star ...

Moving from the outer layer inward, the first layer is the corona — the outermost part of the sun’s atmosphere that is ...

Aurora chaser and photographer Harlan Thomas ( @TheAuroraGuy) was about 18.5 miles (30 kilometers) north of Calgary along a ...

On June 17, in the year 2 B.C.E, a significant planetary conjunction occurred involving Venus and Jupiter. From Earth’s perspective, these two bright planets appeared to draw so close that they would ...

I photograph people with the Stars and Stripes and ask them what the flag means to them. Pictured here is retired Marine ...