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Meet Delta Scorpii, aka Dschubba

Delta Scorpii, also known as Dschubba, is a variable star in the constellation Scorpius. With your eyes alone, you can check its brightness for yourself.

Don Machholz

July 30, 2026

Meet Shaula and Lesath, the Scorpion’s Stinger stars

Shaula and Lesath, the Stinger Stars, mark Scorpius the Scorpion’s tail. Learn how to find this striking constellation in the night sky.

Bruce McClure

Editors of EarthSky

July 28, 2026

Summer Triangle star: Altair is variable and spins fast!

Altair, in the constellation Aquila the Eagle, is one of the closest stars to our solar system. It's variable in an unusual way, and it spins very fast!

Larry Sessions

Deborah Byrd

July 21, 2026

Summer Triangle star Deneb is distant and luminous

When you gaze at the bright star Deneb, you’re gazing across thousands of light-years of space at one of the bright stars of the huge Summer Triangle asterism.

Larry Sessions

Deborah Byrd

July 14, 2026

Summer Triangle star: Vega is bright and blue-white

The Summer Triangle star pattern hangs in the east on July and August evenings in the Northern Hemisphere. Its brightest star is blue-white Vega.

Larry Sessions

Deborah Byrd

July 8, 2026

Exquisite Albireo, a beloved and colorful double star

Albireo, in the constellation Cygnus, is a favorite for stargazers. Through a small telescope, it appears as a beautiful gold star with a dimmer blue companion.

Bruce McClure

Shireen Gonzaga

July 2, 2026

Epsilon Lyrae is the famous Double Double star

To the unaided eye, Epsilon Lyrae appears as 1 star. But it’s actually a system with at least 5 stars. Learn how to find them here.

Bruce McClure

July 1, 2026

Is Zubeneschamali a green star? Pros say no … sky-watchers say yes

Professional astronomers can explain to you why stars can’t look green. Yet many stargazers insist that Zubeneschamali proves otherwise. What's the truth?

Bruce McClure

June 30, 2026