Sirius, famously known as the “Dog Star,” is the brightest star in Earth’s night sky and has fascinated humans for millennia.

Ancient cultures created constellations and asterisms, grouping stars into meaningful patterns. Many cultures independently identified similar star groupings, like Orion and the Big Dipper.

This small dwarf star is at its best viewing position in its obit around the primary star Sirius A in, in 2023. The trick in seeing Sirius B is trying to block out the light of the bright star.

The ancient Egyptians revered Sirius as signaling the beginning of the annual flooding of the Nile, when the star was first seen in the early morning before dawn.

Sirius, the brightest star in the night sky, is providing astronomers with a headache. It is simply the wrong color. Ancient manuscripts–including those of Ptolemy, Cicero, Seneca, Horace and… ...

In another legend, according to the ancient Greeks, Canis Major could run incredibly fast. ... This week, around 9 p.m. local time, look for the star Sirius in the southern sky.

The bright star Sirius presides over an ancient burial mound in a dazzling new photo by project nightflight, taken at the Grossmugl Star Walk in Austria. Project nightflight is an initiative that ...

This week provides skywatchers with their final opportunity to get a good view of Sirius, the night sky’s brightest star, before evening twilight swallows it. This luminary gleams at magnitude ...

Sirius is the brightest star in the night sky both because it's larger and hotter than the sun but also because it's only 8.7 light-years away. As stars go, that's just down the block.