🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.49 AU - 0.61 AU

Year: 263 Days

Day: 40.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 12.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987

Radius: 13.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.29 AU - 3.63 AU

Year: 3288 Days

Day: 8.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,806,752 km

• M1: 169,943 km (0.108 R)
• M2: 656,884 km (0.119 R)
• M3: 1,203,066 km (0.116 R)
• M4: 1,961,078 km (0.091 R)
• M5: 2,829,345 km (0.104 R)
• M6: 3,391,234 km (0.054 R)
• M7: 4,092,699 km (0.102 R)
• M8: 4,914,290 km (0.077 R)
• M9: 5,843,143 km (0.075 R)
• M10: 6,335,021 km (0.074 R)
• M11: 6,854,425 km (0.079 R)
• M12: 8,049,263 km (0.102 R)
• M13: 8,696,573 km (0.086 R)
• M14: 10,763,866 km (0.097 R)
• M15: 11,505,722 km (0.026 R)
• M16: 16,580,381 km (0.098 R)
• M17: 17,099,785 km (0.082 R)
• M18: 20,646,002 km (0.087 R)
• M19: 21,655,189 km (0.118 R)
• M20: 23,917,558 km (0.113 R)
• M21: 24,880,220 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.5

Radius: 11.9

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.94 AU - 3.94 AU

Year: 5050 Days

Day: 10.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,806,752 km

• M1: 148,251 km (0.119 R)
• M2: 579,243 km (0.12 R)
• M3: 1,029,832 km (0.101 R)
• M4: 1,424,770 km (0.118 R)
• M5: 2,129,226 km (0.064 R)
• M6: 2,536,282 km (0.118 R)
• M7: 3,445,538 km (0.104 R)
• M8: 4,035,552 km (0.118 R)
• M9: 4,560,491 km (0.112 R)
• M10: 5,273,325 km (0.049 R)
• M11: 5,656,894 km (0.056 R)
• M12: 7,564,716 km (0.063 R)
• M13: 8,131,093 km (0.093 R)
• M14: 9,649,811 km (0.092 R)
• M15: 10,046,395 km (0.098 R)
• M16: 10,778,078 km (0.071 R)
• M17: 12,093,342 km (0.084 R)
• M18: 12,868,708 km (0.084 R)
• M19: 13,676,985 km (0.099 R)
• M20: 14,461,626 km (0.098 R)
• M21: 15,335,427 km (0.059 R)
• M22: 16,430,035 km (0.092 R)
• M23: 17,969,397 km (0.069 R)
• M24: 21,631,553 km (0.086 R)
• M25: 25,932,641 km (0.067 R)
• M26: 27,572,533 km (0.06 R)
• M27: 33,104,812 km (0.065 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 13,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit