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Brightest Stars

Al Risha via STScI
Nov 04, 2013

Star Al Risha knots two Fishes of Pisces together

The star Al Risha in Pisces is not bright. But – at the tip of the V in Pisces – it’s very noticeable.

Via Wikimedia and Caravaggio
Tonight | Oct 31, 2013

Algol is the Demon Star

On (or around) Halloween, look for Algol – a star named for a demon!

Image via thebadastronomer on Flickr
Tonight | Oct 27, 2013

Mirach is guide star to three galaxies

The orange-colored star Mirach in the constellation Andromeda acts as your guide star to three different galaxies: M31 (Andromeda galaxy), M33 (Triangulum galaxy), and NGC 404.

X-ray view of Deneb Kaitos via NASA/CXC
Tonight | Oct 21, 2013

Deneb Kaitos is the Sea-Monster’s Tail

Look for Deneb Kaitos – brightest star in Cetus the Whale – highest in the sky around mid-evening.

Upside-down Cassiopeia on Mercator globe.
Tonight | Oct 13, 2013

Schedar lies at the Queen’s heart

For much of the Northern Hemisphere, on clear nights you can always see the brightest star in the constellation Cassiopeia.

Star Alpheratz, by Princess Andromeda's left eye
Tonight | Oct 07, 2013

Alpheratz, in Andromeda, part of Great Square

Come to know this star and be one step further along the path of finding the Andromeda galaxy.

Image via Tim Jones/McDonald Observatory.
Tonight | Sep 30, 2013

Gamma Cephei is a future North Star

Gamma Cephei (aka Errai) is a binary star system with at least one planet. It’ll someday be a North Star for Earth.

fomalhaut_disk_planet_300
Tonight | Sep 23, 2013

Fomalhaut had first visible exoplanet

Fomalhaut is sometimes called the Loneliest Star. Its planet Fomalhaut b was the first beyond our solar system to be visible to the human eye.

lights_tunnel_distance
Tonight | Sep 08, 2013

Delta Cephei is a famous variable star

Delta Cephei doubles in brightness every 5.36 days. This star and others like it have helped establish the known scale of our galaxy and universe.

Alpha Cephei, or Alderamin, via M. Zao.
Tonight | Sep 03, 2013

Alpha Cephei is a rapidly rotating star

Alderamin – aka Alpha Cephei – is easy to spot, and it is interesting for its rapid rotation on its axis.