| N |
Designation |
Name |
N |
Designation |
Name |
| 1 |
A1 |
planet | 2 |
A2 |
moon | | 3 |
A3 |
sun | 4 |
A4 |
asteroid | | 5 |
A5 |
comet | 6 |
A6 |
meteor | | 7 |
A7 |
artificial satellite | 8 |
F |
unknown star field | | 9 |
G1 |
galaxy | 10 |
G2 |
QSO | | 11 |
G3 |
group of galaxies | 12 |
G4 |
cluster of galaxies | | 13 |
G5 |
supercluster | 14 |
G6 |
void | | 15 |
G7 |
radio galaxy | 16 |
GR |
gamma-ray source | | 17 |
IR |
infrared source | 18 |
LE |
lunar eclipse | | 19 |
RS |
radio source | 20 |
S1 |
star | | 21 |
S2 |
double or multiple star, binary, star in double or multiple system | 22 |
S3 |
variable star | | 23 |
S4 |
star cluster | 24 |
S5 |
HII region | | 25 |
S6 |
nebula | 26 |
S7 |
planetary nebula | | 27 |
S8 |
supernova (remnant) | 28 |
S9 |
fundamental star | | 29 |
SA |
association of stars | 30 |
SD |
dark nebula | | 31 |
SE |
solar eclipse | 32 |
SH |
Herbig-Haro object | | 33 |
SM |
molecular cloud | 34 |
SP |
pulsar | | 35 |
SR |
reference star around a radio source | 36 |
SS |
standard star field | | 37 |
U |
object of unknown nature | 38 |
XR |
X-ray source |
|