13 Jan 2026
This image captures the Leo Triplet, a famous group of interacting galaxies located in the constellation Leo, roughly 35 million light-years away. The trio is composed of M65 (NGC 3623), M66 (NGC 3627), and NGC 3628, each revealing a different face of galactic evolution shaped by gravity and time.
🔹 M65 (top right) is a relatively calm spiral galaxy, with tightly wound arms and a smooth, ordered structure.
🔹 M66 (bottom right) tells a more turbulent story: distorted spiral arms and intense star-forming regions betray past gravitational interactions with its neighbors.
🔹 NGC 3628 (left), often called the Hamburger Galaxy, is seen edge-on. Its prominent dark dust lane slices through the disk, while faint tidal streams extend into space — silent evidence of ongoing galactic encounters.
Surrounding the trio is a deep field rich with distant background galaxies, each a remote island universe scattered across the cosmic sea.
✨ Constellation: Leo
📏 Distance: ~35 million light-years
💫 Apparent magnitudes:
• M65: ~9.3
• M66: ~8.9
• NGC 3628: ~9.5
🌌 Object type: Interacting spiral galaxies
📸 Alessandro Motta
@ale_motta_astrofotografia
#LeoTriplet #M65 #M66 #NGC3628 #InteractingGalaxies #SpiralGalaxies #DeepSky #Astrophotography #NightSky #Cosmos
🌌 Three galaxies bound by gravity, tracing slow arcs through millions of years — a silent ballet written in starlight and shadow.
Leo Triplet
2 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 600 | 40m | 4 |
| Green | 450 | 30m | 4 |
| Blue | 600 | 30m | 3 |
| Red | 800 | 40m | 3 |