During July, magnitude 5.8 Uranus can be spotted as a blue-green speck in binoculars and as a small 3.5 arc-seconds-wide disk ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

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

Friday, July 4 Mercury reaches its greatest eastern elongation from the Sun, standing 26° from our star at 1 A.M. EDT. We’ll ...

The 2025 Buck Moon rises on July 10, in the southeast from about 10pm in the UK. July's full Moon is called the 'Buck Moon' ...

A superbright Mars is currently visible alongside Regulus, the "Heart of the Lion" star located around 79 light-years from Earth.

Regulus is a bright blue star in the constellation Leo, which is often called the 'lion's heart'. It regularly appears close ...

Learn why the sky is blue through the lens of physics and chemistry. Discover the science behind Rayleigh scattering, light wavelengths, and atmospheric composition in this detailed explainer.