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But – especially with last month’s 2nd data release from the Gaia satellite, whose job is measuring star distances – why don’t we know Deneb’s distance for certain?
Mizar and its fainter companion star Alcor are easy to spot in the Big Dipper’s handle.
Regulus, brightest star in Leo the Lion, is now rising in the east after sunset. You might not notice it, but stargazers know that, when Regulus appears in this way, spring is near.
February evenings are a grand time to see Sirius. It’s hard to miss as the brightest star in Earth’s sky. How to spot it, mythology, science, here.
Yes, it will. 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.
Mira, in Cetus the Whale, varies in brightness over about 11 months. In late December 2017, it might be near its peak brightness, easily bright enough to be viewed with the eye alone.
Aldebaran – brightest star in Taurus the Bull – is huge! If it replaced our sun, its surface would extend almost to the orbit of Mercury.
Mirfak isn’t as famous as Algol, its brother star in the constellation Perseus. But Mirfak is easier to find and can help guide you to Algol.
It’s not the most famous star in Cetus the Whale, or the brightest, although it carries the designation Alpha. But Menkar has its own claims to fame.
Hamal is the brightest star in Aries the Ram. How to find it in your sky.
Almach looks like 1 star to the eye and like a colorful duo through a telescope. But today we know Almach as 4 stars.
Achernar – aka Alpha Eridani – is the 9th brightest star in the sky and the flattest star known.
The star Al Risha in the constellation Pisces is not bright. But – at the tip of the graceful V in Pisces – it’s very noticeable.
What’s the scariest star in all the heavens? Around Halloween, look for Algol – a star named for a demon!
The orange-colored star Mirach in the constellation Andromeda acts as your guide star to 3 different galaxies.
Look for Deneb Kaitos – brightest star in Cetus the Whale – highest in the sky around mid-evening.
Cassiopeia the Queen is one of the easiest-to-recognize constellations, having the shape of an M or W, Schedar is the Queen’s brightest star.
Finding the star Alpheratz can help you spot the Andromeda Galaxy, the nearest large spiral galaxy to Earth.
Gamma Cephei will someday be a Pole Star for Earth.
How to see the star Fomalhaut in your sky and a word about Fomalhaut b, the first planet beyond our solar system visible to the eye in photographic images.