Lyra Constellation
Lyra (The Lyre)
Lyra, or "The Lyre," is a small but prominent constellation in the northern sky. It is best known for its brightest star, Vega, which is one of the most luminous stars visible from Earth. Lyra is home to fascinating deep-sky objects and holds a significant place in mythology and astronomy. It is visible during the summer and autumn months in the Northern Hemisphere.
Key Features
- Bright Stars: Lyra contains several notable stars:
- Vega: The fifth-brightest star in the night sky and a cornerstone of the Summer Triangle asterism. Vega is a blue-white star located just 25 light-years away.
- Sheliak: A binary star system that is part of the lyre’s outline.
- Sulafat: Another bright star forming part of the lyre, it is a blue giant star located about 620 light-years away.
- Deep-Sky Objects: Lyra is home to several well-known celestial wonders:
- Messier 57 (Ring Nebula): A planetary nebula resembling a glowing ring, located about 2,300 light-years away.
- Messier 56: A globular cluster of stars located about 33,000 light-years away.
- Double-Double Star (Epsilon Lyrae): A fascinating multiple star system, appearing as a pair of binary stars through a telescope.
Mythological Background
In Greek mythology, Lyra represents the lyre of Orpheus, a legendary musician and poet. Orpheus used the instrument, a gift from Apollo, to create music so beautiful that it could charm gods, mortals, and even inanimate objects. After his death, Zeus placed the lyre in the sky to honor his extraordinary talent.
The lyre also appears in other cultural traditions, symbolizing harmony, creativity, and divine inspiration. Its shape and connection to music have made it a symbol of artistic excellence throughout history.
Cultural Significance
Lyra’s brightest star, Vega, has been a key reference point in navigation and astronomical observations. Vega served as the North Star approximately 14,000 years ago and will regain that position in about 12,000 years due to the precession of Earth’s axis.
The constellation’s deep-sky objects, particularly the Ring Nebula, make it a favorite target for amateur astronomers. Lyra’s association with the Summer Triangle and its rich mythology ensure its enduring popularity in stargazing and cultural lore.
Lyra Rise and Set Timetable
| Time | Elevation | |
| Moon Set | 12:27 | 77° |
| Lyra Transit | 13:28 | 85° |
| Sunset | 17:08 | 47° |
| Civil sunset | 17:40 | 41° |
| Astrosession begin | 18:15 | 34° |
| Lyra Set | 21:51 | |
| Moon Rise, 57% illuminated | 23:50 | -12° |
| Lyra Rise | 05:01 | |
| Astrosession end | 06:46 | 15° |
| Civil sunrise | 07:20 | 21° |
| Sunrise | 07:52 | 26° |
Track Lyra Position Throughout the Night
← Sat, 21 December 2024 →
| Time | |
| Altitude | |
| Azimuth |
Annual motion of Lyra
| Date | Sun, 22 December 2024 |
| Twighlight start | 18:44 |
| Twighlight end | 06:07 |
| Twighlight duration | 11h 23m |
| Rise | 05:01 |
| Set | 21:47 |
| Elevation at transit | 85° |
| Transit time | 13:24 |
| Equatorial coordinate | RA: 19h 00m 06s", Dec: 35° 06' 50s |
| Magnitude | - |
| Constellation |
The graph is structured with the vertical axis showing the hours of the day, ranging from 12 AM to 12 AM the next day, while the horizontal axis spans each day of the year.
The reddish shaded area indicates the periods when the Lyra is above the horizon, visible to observers. The white line marks the times when the celestial object reaches its highest point in the sky each day, known as the transit.
Acknowledgements
We gratefully acknowledge the International Astronomical Union (IAU) for defining and standardizing the official constellation boundaries, which provide a consistent framework for celestial mapping.
Special thanks to Sky & Telescope Magazine and contributors Roger Sinnott and Rick Fienberg for their collaboration in producing the charts and tables. The constellation patterns, drawn by Alan MacRobert, were influenced by the work of H. A. Rey and thoughtfully adjusted to align with earlier traditions.