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Brightest Stars

Aldebaran-Sun_comparison_cropped
Tonight | Jan 02, 2013

Aldebaran is the Bull’s fiery eye

If Aldebaran were placed where the sun is now, its surface would extend almost to the orbit of Mercury.

Brightest-Stars---Mira
Tonight | Dec 09, 2012

Menkar is the Whale’s alpha star

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.

Star trails, one of which is Hamal, via H. Raab on Flickr.
Tonight | Nov 25, 2012

Hamal is an ancient equinox star

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.

X-ray view of Deneb Kaitos via NASA/CXC
Tonight | Nov 15, 2012

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 in November.

Achernar, the flattest star known
Tonight | Nov 07, 2012

Achernar is the End of the River

Achernar – also known as Alpha Eridani – is the 9th brightest star in Earth’s sky and the flattest star known.

Al Risha via STScI
Nov 05, 2012

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, 2012

Algol is the Demon Star

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

Star Alpheratz, by Princess Andromeda's left eye
Tonight | Oct 27, 2012

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.

Alpha Centauri
Tonight | Oct 17, 2012

Alpha Centauri: Closest star system to our sun

The third star in the system, a red dwarf called Proxima Centauri, is thought to be about 4.22 light-years distant and is actually our sun’s closest neighbor.

fomalhaut_disk_planet_300
Tonight | Sep 23, 2012

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.