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Named Objects |
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Name |
RA |
Dec |
Mag |
Size |
Type |
Const |
Comments |
|
Andromeda Glx - M31 |
00h42.7m |
+41°16' |
3.5 |
178' |
Gal |
Andromeda |
M31. The closest spiral galaxy to earth. Spanning 3 degrees across, the
Andromeda galaxy is the farthest object that can be seen with the naked eye.
Distance = 2.8 mil ly. Diameter = 180,000 ly. |
|
Barnard's Galaxy - NGC 6822 |
19h44.9m |
-14°48' |
9.0 |
10.2' |
Gal |
Sagittarius |
Irregular dwarf galaxy. Distance = 1.7mil ly. Diameter = 10,000 ly. |
|
Bear Paw Galaxy - NGC 2537 |
08h13.2m |
+46°00' |
11.7 |
1.7' |
Gal |
Lynx |
Moderately bright, round and well resolved galaxy. |
|
Beehive OC - M44 |
08h40.1m |
+19°59' |
3.1 |
95' |
OC |
Cancer |
Open cluster containing over 200 stars, visible to the naked eye. Also
called 'Praesepe' and 'M44'. Distance = 525 ly. Diameter = 40 ly |
|
Black-Eye Glx - M64 |
12h56.7m |
+21°41' |
8.5 |
9.3' |
Gal |
Coma Berenices |
A spiral galaxy with a striking dark dust cloud near the central nucleus.
Distance = 20 mil ly. |
|
Blinking Plan - NGC 6826 |
19h44.8m |
+50°31' |
10.0 |
2.3' |
PN |
Cygnus |
Planetary nebula disc with 11th magnitude central star. |
|
Blue Planetary - NGC 3918 |
11h50.3m |
-57°11' |
8.0 |
0.2' |
PN |
Centaurus |
Small, round planetary nebula. Blue in color with 7th magnitude star in
center. |
|
Blue Snowball - NGC 7662 |
23h25.9m |
+42°33' |
9.0 |
2.2' |
PN |
Andromeda |
A hazy blue planetary nebula estimated to be 1,800 to 5,600 ly away and
20,000 to 50,000 AU across |
|
Bode's Nebula - M81 |
09h55.6m |
+69°04' |
6.9 |
25.7' |
Gal |
Ursa Major |
A massive galaxy with a luminosity equal to 20 billion suns and a total mass
of approx 250 solar masses. Distand 7 mil ly. Diameter = 36,000 ly. |
|
Box Nebula - NGC 6309 |
17h14.1m |
-12°55' |
11.0 |
1.1' |
PN |
Ophiuchus |
This planetary nebula has a greenish disk and appears rectangular in shape
thus giving it its name. The Box Nebula is best seen using an OIII nebula
filter. |
|
Bubble Nebula - NGC 7635 |
23h20.7m |
+61°12' |
|
15' |
SR |
Cassiopeia |
Remenant of a supernova, named for its gaseous arc that resembles a large
bubble. Distance = 11,000 ly. |
|
Bug Nebula - NGC 6302 |
17h13.7m |
-37°06' |
13.0 |
0.8' |
PN |
Scorpius |
Irregular shaped planetary nebula. |
|
Butterfly OC - M6 |
17h40.1m |
-32°13' |
4.2 |
15' |
OC |
Scorpius |
Also called M6. Bright open cluster containing about 50 stars. Distance =
1,300 ly. Diameter = 20 ly |
|
California Neb - NGC 1499 |
04h00.7m |
+36°37' |
|
145' |
Neb |
Perseus |
Very faint,large,and diffused nebula resembling the shape of california.
Best seen using a hydrogen-beta filter. |
|
Cat's Eye Neb - NGC 6543 |
17h58.6m |
+66°38' |
9.0 |
5.8' |
PN |
Draco |
One of the brightest planetary nebulae with a central star nearly 100 times
the luminosity of the Sun. Distance = 3,200 ly. Diameter = .33 ly |
|
Christmas Tree - NGC 2264 |
06h41.1m |
+09°53' |
3.9 |
60' |
OC |
Monoceros |
A very young open cluster, also called the Cone Nebula, with 150 members
surrounded by dark nebulosity. Distance = 2,600ly. Diameter = 20ly |
|
Cocoon Nebula - IC 5146 |
21h53.4m |
+47°16' |
7.2 |
12' |
Neb |
Cygnus |
A faint open cluster surrounded by nebulosity that is located ESE of a large
dark nebula - Barnard 168. |
|
Crab Nebula - M1 |
05h34.5m |
+22°01' |
8.4 |
6' |
SR |
Taurus |
Also called M1. Supernova remnant that was recorded by the Chinese in the
year 1054. At its brightest, it was visible even in the daytime and casted
a shadow in the night time. Distance = 6,500 ly. Diameter = 10 ly |
|
Crescent Nebular - NGC 6888 |
20h12m |
+38°21' |
|
20' |
|
Cygnus |
A faint, very large nebular with a double star visible inside. Best seen
with an OIII filter. |
|
Deer Lick Galaxy - NGC 7331 |
22h37.1m |
+34°25' |
9.5 |
10.7' |
Gal |
Pegasus |
A fairly bright elongated galaxy with four small companion galaxies
surrounding it. |
|
Double Clust - NGC 869 / 884 |
2h19m |
+57°09' |
4.0 |
30' |
OC |
Perseus |
Two open clusters visible to the naked eye, each with a diameter of about 70
ly. Both clusters are very young. NGC 884 is 8,500 ly in distance and 11.5
million years old. NGC 869 is 7,000 ly away and 6.4 mllion years old. |
|
Dumbbell Neb - M27 |
19h59.6m |
+22°43' |
8.1 |
15.2 |
PN |
Vulpecula |
One of the closest planetary nebulae to earth. Expanding at a speed of 27
km/s it can be estimated to be about 48,000 years old. Distance = ~750 ly.
Diameter = 2 ly |
|
Eagle Nebula - M16 |
18h18.8m |
-13°47' |
6.0 |
35' |
Neb |
Serpens |
A large open cluster surrounded by a diffuse nebula. A very active region of
star formation. Distance = ~8,000 ly. Diameter = 70 ly |
|
Eight Burst Nebula - NGC 3132 |
10h07.0m |
-40°26' |
8.0 |
0.8' |
PN |
Vela |
Bright central star. Named after its multi-ring structure visible in
photographs. Distance - 2,500 ly. Diameter = 0.7 ly. |
|
Eskimo Nebula - NGC 2392 |
07h29.2m |
+20°55' |
10.0 |
0.7' |
PN |
Gemini |
Bright inner ring separated by a dark gap from another faint outer ring.
Distance = approx. 2,500 ly. |
|
Ghost Of Jup - NGC 3242 |
10h24.8m |
-18°38' |
9.0 |
20.8' |
PN |
Hydra |
Planetary nebula with an elongated inner ring. Distance = ~2,600 ly.
Diameter = 0.5 ly |
|
Helix Nebula - NGC 7293 |
22h29.6m |
-20°48' |
|
12.8' |
PN |
Aquarius |
The largest and closest planetary nebula with an angular diameter of half
the full moon. Distance = ~300 ly. Diameter = 1.75 ly |
|
Hercules GC - M13 |
16h41.7m |
+36°28' |
5.9 |
16.6' |
GC |
Hercules |
Globular cluster visible to the naked eye. The cluster contains about 1
million stars and is estimated to be 10 billion years old. Distance =
25,000 ly. Diameter = 160 ly |
|
Hind's Variable Neb - NGC 1555 |
04h22.9m |
+19°32m |
|
|
Neb |
Taurus |
Very faint reflection nebula. |
|
Horsehead Neb - IC 434 |
05h41m |
-02°24' |
11.3 |
60' |
Neb |
Orion |
A dark nebula that resembles the shape of a horse head, positioned in front
of a bright diffuse nebula. This object is best seen using a H-Beta filter.
Distance = 1500 ly |
|
Hubble Variable Neb - NGC 2261 |
06h39.2m |
+08°44' |
|
2' |
Neb |
Monoceros |
Gaseous nebula surrounding a variable star. Distance = 2,600 ly. Diameter =
7 ly. |
|
Hyades - NGC 7845 |
04h27.0m |
+16°00' |
|
4° |
OC |
Taurus |
A very close open cluster with a triangular shape forming the head of the
bull of the constellation Taurus. Distance = 150 ly. Diameter = 12 ly |
|
Lagoon Nebula - M8 |
18h03.8m |
-24°23' |
5.8 |
90' |
Neb |
Sagittarius |
A very bright nebula which is an active star formation region. Distance =
5,000 ly. Diameter = 100 ly |
|
Little Dumbbell - NGC 650 |
01h42.3m |
+51°34' |
12.0 |
4.8' |
PN |
Perseus |
|
|
NGC 891 |
02h22.6m |
+42°21' |
10.0 |
13.5' |
Gal |
Andromeda |
Edge-on spiral galaxy with prominent ban of dark interstellar matter along
the galactic plane. Distance = 43 mil ly. Diameter = 120,000 ly |
|
North American Neb - NGC 7000 |
20h58.8m |
+44°20' |
|
120' |
Neb |
Cygnus |
A diffuse nebula that resembles the outline of the North American
continent. Best seen with an OIII filter. Distance 1,600 ly. Diameter 45
ly. |
|
Omega Cluster - NGC 5139 |
13h26.8m |
-47°29' |
3.7 |
36.3' |
GC |
Centaurus |
The brightest and largest globular cluster in the sky. Best seen at lower or
southern latitudes. Distance = 17,000 ly. Diameter = 100 ly |
|
Orion Nebula - M42 |
05h35.4m |
-05°27' |
4.0 |
66' |
Neb |
Orion |
One of the most impressive diffuse nebulae in the sky. Visible to the naked
eye bellow Orion's belt. Star forming region with four prominent stars
called 'The Trapezium' centered in the nebula. Distance = 1,600 ly.
Diameter = 30 ly |
|
Owl Nebula - M97 |
11h14.8m |
+55°01' |
11.2 |
3.2' |
PN |
Ursa Major |
Also called M97. Irregular shaped planetary nebula. Distance = ~3,000 ly.
Diameter = 3 ly |
|
Pinwheel - M33 |
01h33.9m |
+30°39' |
5.7 |
62' |
Gal |
Triangulum |
A large spiral galaxy structure with bright knots of dust and fas. Next ot
the Andromeda Galaxy, it is the closeste spiral galaxy to the Milky Way.
Distance = 3 mil ly. Diameter = 60,000 ly. |
|
Pleiades - M45 |
03h47.5m |
+24°07' |
1.5 |
89' |
OC |
Taurus |
Also called 'The Seven Sisters' and M45. Bright open cluster with 250
memebers. Six or seven stars easily visible to the naked eye. Distance =
450 ly. Diameter = 20 ly |
|
Ring Nebula - M57 |
18h53.6m |
+33°02' |
9.0 |
2.5' |
PN |
Lyra |
A very famous planetary nebula with an extremely hot blue dwarf star in the
center. Distance = 1,400 ly. Diameter = 0.5 ly |
|
Ring-Tail Galaxy - NGC 4038 |
12h01.9m |
-18°53' |
13.0 |
3.2' |
Gal |
Corvus |
A very unusual pair of interacting galaxies resulting in extraordinary long,
curved filaments extending from each galaxy. Distance = 90 mil ly.
Diameter = 100,000 ly. |
|
Rosette Nebula - NGC 2244 |
06h30.3m |
+05°03' |
|
|
Neb |
Monoceros |
A diffuse nebula surrounding an open cluster. Clouds of dark interstellar
material against the glowing background of the nebula gives it its 'rose'
appearance. Distance = 2,600 ly. Diameter = 55 ly. |
|
Saturn Nebula - NGC 7009 |
21h04.2m |
-11°22' |
8.0 |
1.7' |
PN |
