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BOOTES
Boötes is now one of the 88 modern constellations. It
contains the fourth brightest star in the night sky, the
orange-hued Arcturus. Boötes is home to many other
bright stars, including eight above the fourth
magnitude and an additional 21 above the fifth
magnitude, making a total of 29 stars easily visible to
the naked eye.
Visible : Feb, Mar, Apr, May, Jun, Jul, Aug, Sep
Spring - Summer
Arcturus is the brightest star in the northern celestial
hemisphere making it the brightest star north of the
celestial equator, and the fourth brightest star in
the night sky. This makes Arcturus the third
brightest individual star.
It is a type K0 III orange giant star
Canis Major
Canis Major is a constellation in the southern celestial
hemisphere.
Visible : Jan, Feb, Mar, Apr, Dec
Winter - Spring
Canis Major contains Sirius, the brightest star in the night sky,
known as the "dog star". It is bright because of its proximity to
our Solar System. In contrast, the other bright stars of the
constellation are stars of great distance and high luminosity
Cassiopeia
Cassiopeia is a constellation in the northern sky. It is
easily recognizable due to its distinctive 'M' shape
when in upper culmination but in higher northern
locations when near lower culminations in spring and
summer it has a 'W' shape, formed by five bright stars.
Visible : All through the year
Cepheus
Cepheus is a constellation in the northern sky
Visible : All through the year
Cygnus
Cepheus is a constellation in the northern sky
Visible : Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Spring – Summer - Winter
Draco
Draco is a constellation in the far northern sky.
Visible : All through the year
Gemini
Gemini name is Latin for "twins," and it is associated
with the twins Castor and Pollux in Greek mythology
Visible : Jan, Feb, Mar, Apr, May, Nov, Dec
Winter – Spring
The brightest star in Gemini is Pollux, and the second
brightest is Castor.
Leo
Leo is one of the constellations of the zodiac, lying
between Cancer to the west and Virgo to the east
Visible : Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Dec
Winter – Spring – Summer
Orion
Orion is a prominent constellation located on the celestial
equator and visible throughout the world.
Visible : Jan, Feb, Mar, Apr, Nov, Dec
Winter – Spring
Its brightest stars are :
Rigel (Beta Orionis) a blue-white
Betelgeuse (Alpha Orionis), red supergiant
Scorpius
Scorpius It lies between Libra to the west and Sagittarius to the
east. It is a large constellation located in the southern
hemisphere near the center of the Milky Way.
Visible : Jun, Jul, Aug
Summer
Taurus
Taurus is a large and prominent constellation in the northern
hemisphere's winter sky. It is one of the oldest constellations,
dating back to at least the Early Bronze Age when it marked the
location of the Sun during the spring equinox.
Taurus hosts two of the nearest open clusters to Earth,
the Pleiades and the Hyades, both of which are visible to the
naked eye.
Visible : Jan, Feb, Mar, Apr, Oct, Nov, Dec
Fall – Winter
Brightest Stars:
The red giant Aldebaran is the brightest star
Pleiades is nearest open cluster
Ursa Major
Ursa Major is a constellation visible throughout the year in most
of the northern hemisphere. It can be seen best in the month of
April.
Visible : All through the year
Ursa Minor
Ursa Minor is a constellation in the northern sky
Visible : All through the year
Polaris, the brightest star in the constellation, is a yellowwhite supergiant and brightest star in the night sky,
Virgo
Virgo it is the second largest constellation in the sky. It
can be easily found through its brightest star, Spica
Visible : Feb, Mar, Apr, May, Jun, Jul
Spring – Summer
Constellation
Seasons visible
(Northern
hemisphere)
Bootes
Spring - Summer
Canis Major
Winter - Spring
Cassiopeia
All year around
Cephus
All year around
Cygnus
Winter – Spring –
Summer
Draco
All year around
Gemini
Winter – Spring
Leo
Winter – Spring Summer
Main Star
Constellation
Seasons visible
(Northern
hemisphere)
Orion
Winter - Spring
Scorpius
Summer
Taurus
Fall - Winter
Ursa Major
All year around
Ursa Minor
All year around
Virgo
Spring - Summer
Main Star
What is an Alpha Star ?
Within a constellation, the stars are tagged with Greek letters in the order of their brightness. The "alpha"
is the brightest star in that constellation.
What is a Beta Star ?
A beta star is generally, but not always, the second brightest star within a constellation.