🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.66 AU - 0.84 AU

Year: 284 Days

Day: 46.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 173.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 12.6

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.39 AU - 8.95 AU

Year: 8381 Days

Day: 14.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,235,537 km

• M1: 157,078 km (0.089 R)
• M2: 569,220 km (0.093 R)
• M3: 1,046,138 km (0.094 R)
• M4: 1,451,399 km (0.048 R)
• M5: 2,012,241 km (0.057 R)
• M6: 2,501,576 km (0.063 R)
• M7: 3,901,812 km (0.086 R)
• M8: 5,571,025 km (0.06 R)
• M9: 8,613,097 km (0.06 R)
• M10: 9,249,487 km (0.09 R)
• M11: 13,504,948 km (0.118 R)
• M12: 14,364,537 km (0.097 R)
• M13: 17,662,572 km (0.061 R)
• M14: 19,449,070 km (0.113 R)
• M15: 20,705,243 km (0.114 R)
• M16: 22,860,649 km (0.109 R)
• M17: 23,378,706 km (0.111 R)
• M18: 24,348,549 km (0.046 R)
• M19: 25,161,913 km (0.102 R)
• M20: 27,808,599 km (0.091 R)
• M21: 29,401,517 km (0.057 R)
• M22: 31,797,027 km (0.048 R)
• M23: 32,768,815 km (0.11 R)
• M24: 36,855,081 km (0.085 R)
• M25: 40,510,056 km (0.112 R)
• M26: 41,269,116 km (0.032 R)
• M27: 41,908,796 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.9

Radius: 14.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.99 AU - 11.07 AU

Year: 12843 Days

Day: 7.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,235,537 km

• M1: 175,329 km (0.095 R)
• M2: 2,271,045 km (0.074 R)
• M3: 3,052,395 km (0.11 R)
• M4: 3,906,000 km (0.116 R)
• M5: 6,156,551 km (0.108 R)
• M6: 9,579,948 km (0.046 R)
• M7: 10,100,549 km (0.079 R)
• M8: 10,840,909 km (0.026 R)
• M9: 14,972,802 km (0.092 R)
• M10: 30,626,274 km (0.099 R)
• M11: 38,553,765 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.4

Radius: 5.8

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 12.58 AU - 15.44 AU

Year: 22893 Days

Day: 21.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,235,537 km

• M1: 73,153 km (0.094 R)
• M2: 373,247 km (0.097 R)
• M3: 634,145 km (0.047 R)
• M4: 1,070,971 km (0.079 R)
• M5: 2,831,289 km (0.084 R)
• M6: 4,289,719 km (0.116 R)
• M7: 4,505,589 km (0.104 R)
• M8: 5,733,488 km (0.066 R)
• M9: 6,384,688 km (0.084 R)
• M10: 6,831,536 km (0.098 R)
• M11: 7,212,413 km (0.075 R)
• M12: 8,345,168 km (0.114 R)
• M13: 9,384,274 km (0.117 R)
• M14: 10,787,054 km (0.046 R)
• M15: 11,245,272 km (0.038 R)
• M16: 11,479,243 km (0.082 R)
• M17: 12,017,646 km (0.098 R)
• M18: 12,888,305 km (0.12 R)
• M19: 14,477,633 km (0.079 R)
• M20: 15,035,184 km (0.116 R)
• M21: 15,679,502 km (0.119 R)
• M22: 17,022,891 km (0.099 R)
• M23: 18,279,962 km (0.056 R)
• M24: 18,603,692 km (0.118 R)
• M25: 20,366,105 km (0.11 R)
• M26: 30,754,181 km (0.111 R)
• M27: 35,289,839 km (0.111 R)
• M28: 42,050,615 km (0.075 R)
• M29: 48,074,024 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 17,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit