Spica is a binary star, with two stars larger and hotter than the sun, telescopically indistinguishable from a single point of light.
Mizar and its fainter companion star Alcor are located in the handle of the Big Dipper. They are one of the sky’s easiest-to-spot double stars.
The star Cor Caroli, or Alpha Canum Venaticorum, is a binary star and the brightest star in the northern constellation Canes Venatici.
If you’re in the U.S., you must be at about New Orleans’ latitude to glimpse it. From the southern hemisphere, Mimosa is a prominent and beloved star.
Blue Acrux shines as the brightest star in the constellation Crux the Southern Cross.
Meet Regulus, brightest star in Leo the Lion, soon to be covered by an asteroid in the best and brightest asteroid occultation ever predicted for North America.
You can see Alphard – the Heart of the constellation Hydra the Water Snake – in the evening in March, April, and May.
Pollux is the brighter of two bright stars in the constellation Gemini the Twins. It is the 17th brightest star in our sky.
Two stars noticeable for being bright and close together might be Castor and Pollux of the Gemini Twins constellation.
Sirius – in the constellation Canis Major the Greater Dog – is the sky’s brightest star. It’s very easy to spot on winter and spring evenings.
From the southern U.S. or similar latitudes, you’ll easily find Canopus on February evenings. Look southward below brilliant Sirius.
Someday, the star Betelgeuse will run out of fuel, collapse under its own weight, and then rebound in a spectacular supernova explosion. Someday … but probably not soon.
Elnath is the second-brightest star in Taurus the Bull. It’s the closest bright star to the galactic anticenter – the point in space that lies directly opposite of the center of our Milky Way galaxy.
We see Capella as the brightest star in the constellation Auriga the Charioteer. It is really two stars, each with a golden color similar to our sun.
We could not live as close to Rigel as we live to our sun, because Rigel is nearly twice as hot – and about 40,000 times brighter – than our local star.
If Aldebaran were placed where the sun is now, its surface would extend almost to the orbit of Mercury.
Mirfak isn’t as famous as its brother star in Perseus, called Algol. But Mirfak is easier to find and can help guide you to Algol.
Okay, it’s not the most famous star in Cetus. It’s not even the brightest, although it carries the designation Alpha. But Menkar has its own claims to fame.
The star Hamal, also known as Alpha Arietis, is the brightest star in Aries the Ram. Learn the role this star played in defining the term First Point in Aries.
Almach looks like a single star to the eye and like a colorful double star through a telescope. But today we know Almach as four stars.