Regulus is the brightest object in the constellation Leo and one of the brightest stars in the night sky. It has the Bayer designation designated α Leonis, which is Latinized to Alpha Leonis, and abbreviated Alpha Leo or α Leo.

Regulus, designated Alpha Leonis, is a blue-white main-sequence star of magnitude 1.34, 77.5 light-years from Earth. It is a double star divisible in binoculars, with a secondary of magnitude 7.7. Its traditional name (Regulus) means "the little king".

In the sky, the six bright stars that form the Sickle of Leo represent the lion’s head, and the brightest star in the constellation, Regulus (Alpha Leonis), marks the beast’s heart. Another bright star, Denebola (Beta Leonis) marks the tip of the lion’s tail.

Mar 17, 2025 · Regulus is the 21st brightest star in the sky. It resides within the constellation Leo and is one of the three bright stars making up the Spring Triangle, a recognizable asterism. The star has an apparent magnitude of 1.4, which means it’s easily visible to the naked eye without any telescopes or binoculars.

Regulus, also known as Alpha Leonis, is the brightest star in the constellation Leo and the 21st brightest star in the night sky. It has an apparent magnitude of 1.35 and is not actually a single star, but a multiple star system.

Regulus, the little king star, the brightest star in the constellation of Leo, the lion is not one star but a group of four stars. The main star (Regulus A) is a large oval shaped blue star, its shape caused by the pull of its companion stars.

Feb 20, 2023 · Regulus, Alpha Leonis (α Leo), is the primary component in a multiple-star system located 79.3 light-years away in the constellation Leo. With a combined apparent magnitude of 1.40, it is the brightest star in Leo and the 21st brightest star in the sky.

Apr 14, 2015 · Regulus, also known as Alpha Leonis, is the brightest star in the constellation Leo and the 21st brightest star in the night sky. It has an apparent magnitude of 1.35 and lies at a distance of 79.3 light years, or 24.3 parsecs, from Earth.

Dec 30, 2022 · Leo is one of the easiest constellations to spot and the best way to start is by looking for its bright blue-white star Regulus or "Alpha Leonis."

Apr 19, 2017 · Regulus (Alpha Leonis), meaning “Prince” or “Little King” in Latin, is the brightest star in the constellation Leo, and the 21st brightest star in the entire sky.