🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.5

Radius: 12.2

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.88 AU - 0.88 AU

Year: 550 Days

Day: 5.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,245,386 km

• M1: 151,692 km (0.098 R)
• M2: 631,153 km (0.088 R)
• M3: 1,215,034 km (0.025 R)
• M4: 1,987,857 km (0.103 R)
• M5: 2,539,274 km (0.092 R)
• M6: 3,104,156 km (0.07 R)
• M7: 3,675,320 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.1

Radius: 11.9

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.26 AU - 1.32 AU

Year: 977 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,245,386 km

• M1: 148,551 km (0.104 R)
• M2: 560,992 km (0.09 R)
• M3: 941,868 km (0.068 R)
• M4: 1,360,443 km (0.119 R)
• M5: 1,829,432 km (0.1 R)
• M6: 2,947,826 km (0.111 R)
• M7: 3,503,732 km (0.118 R)
• M8: 3,955,218 km (0.044 R)
• M9: 4,538,799 km (0.086 R)
• M10: 4,992,679 km (0.07 R)
• M11: 5,530,484 km (0.098 R)
• M12: 6,379,900 km (0.063 R)
• M13: 6,763,918 km (0.082 R)
• M14: 7,511,758 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.5

Radius: 8.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.77 AU - 3.77 AU

Year: 4881 Days

Day: 9.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,245,386 km

• M1: 128,205 km (0.09 R)
• M2: 512,373 km (0.078 R)
• M3: 889,659 km (0.106 R)
• M4: 1,375,852 km (0.091 R)
• M5: 3,569,256 km (0.07 R)
• M6: 6,493,595 km (0.117 R)
• M7: 7,818,134 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 10.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.68 AU - 5.78 AU

Year: 6860 Days

Day: 7.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,245,386 km

• M1: 133,591 km (0.115 R)
• M2: 954,285 km (0.1 R)
• M3: 1,838,109 km (0.064 R)
• M4: 2,193,254 km (0.097 R)
• M5: 2,646,087 km (0.119 R)
• M6: 3,102,510 km (0.044 R)
• M7: 3,526,022 km (0.065 R)
• M8: 4,151,042 km (0.075 R)
• M9: 4,927,604 km (0.088 R)
• M10: 5,622,038 km (0.114 R)
• M11: 6,348,934 km (0.118 R)
• M12: 6,834,379 km (0.059 R)
• M13: 7,591,045 km (0.081 R)
• M14: 8,175,823 km (0.091 R)
• M15: 8,672,787 km (0.12 R)
• M16: 10,068,236 km (0.071 R)
• M17: 11,560,774 km (0.071 R)
• M18: 14,258,622 km (0.084 R)
• M19: 14,643,836 km (0.085 R)
• M20: 15,206,324 km (0.068 R)
• M21: 21,218,513 km (0.115 R)
• M22: 25,706,749 km (0.081 R)
• M23: 27,530,795 km (0.119 R)
• M24: 28,735,657 km (0.072 R)
• M25: 29,528,525 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 10,991 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit