Aquila, the Eagle (Aql)
(ACK-will-uh)
The constellation of Aquila, the Eagle, is best viewed in Fall during the month of September. It's brightest star is Altair at magnitude 0.76. The boundary of the Aquila constellation contains 9 stars that host known exoplanets.
- Pronunciation:
- ACK-will-uh
- Meaning:
- Eagle
- Genitive:
- Aquilae
- Abbreviation:
- Aql
- Asterism:
- Summer Triangle
- Constellation Family:
- Hercules
- Hemisphere:
- Northern
- Quadrant:
- NQ4
- Best viewing month*:
- September
- Right Ascension (avg):
- 19h 41m
- Declination (avg):
- 3° 22'
- Brightest star:
- Altair (0.76)
- Stars with planets:
- 9
Double Stars in Aquila
These are the brightest and easiest-to-find double, triple, and quadruple star systems in the constellation Aquila .
- Star system
- Magnitudes
- Type
- Struve 2404
- 6.9, 7.8
- double
- 57 Aquilae
- 5.7, 6.4
- double
Star Clusters in Aquila
The most notable, famous, and easy-to-find star clusters in the constellation Aquila :
- Star cluster
- Catalog #
- Cluster type
- NGC 6749
- globular
- NGC 6756
- open
- NGC 6760
- globular
- Palomar 11
- globular
Nebulae in Aquila
The most notable, famous, and easy-to-find nebulae in the constellation Aquila :
- Nebula name
- Catalog #
- Nebula type
- Abell 70
- planetary
- Glowing Eye Nebula
- planetary
- Kesteven 79
- supernova remnant
- Manatee Nebula
- supernova remnant
- Phantom Streak Nebula
- planetary
Neutron Stars in Aquila
These are the most well-known neutron stars in the constellation Aquila. Although neutron stars cannot be seen in any amateur telescope, they are at the center of many supernova remnant nebulae, which can be seen.
Black Holes in Aquila
These are the most well-known smaller (non-supermassive) black holes in the constellation Aquila. Although black holes cannot be seen directly, the smaller ones are at the center of some star clusters and supernova remnant nebulae, which can be seen. Supermassive black holes are at the center of most galaxies, such as Sagittarius A* at the center of our Milky Way galaxy.
- Black hole
- Type
- Manatee Nebula
- SS 433
- stellar
- V1487 Aql
- stellar
- W49B
Exoplanets in Aquila
These are the most notable named exoplanet systems known in the constellation Aquila. Bear in mind that we will likely discover billions of exoplanets in the years to come.
* For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.
** Circumpolar constellations are visible year-round in the hemisphere listed (and not at all in the opposite).