🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.2

Radius: 14.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.65 AU - 2.81 AU

Year: 3114 Days

Day: 7.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,678,901 km

• M1: 181,612 km (0.111 R)
• M2: 735,124 km (0.096 R)
• M3: 1,199,625 km (0.084 R)
• M4: 2,049,940 km (0.096 R)
• M5: 2,991,359 km (0.071 R)
• M6: 3,749,222 km (0.041 R)
• M7: 6,613,572 km (0.097 R)
• M8: 9,682,872 km (0.093 R)
• M9: 11,142,349 km (0.068 R)
• M10: 11,798,934 km (0.1 R)
• M11: 13,554,165 km (0.114 R)
• M12: 14,066,089 km (0.102 R)
• M13: 14,639,199 km (0.072 R)
• M14: 17,852,860 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.1

Radius: 8.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.78 AU - 4.52 AU

Year: 4813 Days

Day: 6.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 144.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,678,901 km

• M1: 103,372 km (0.047 R)
• M2: 536,009 km (0.063 R)
• M3: 888,611 km (0.1 R)
• M4: 1,519,316 km (0.105 R)
• M5: 2,000,722 km (0.103 R)
• M6: 2,568,745 km (0.117 R)
• M7: 6,235,688 km (0.115 R)
• M8: 6,809,545 km (0.076 R)
• M9: 7,394,024 km (0.1 R)
• M10: 8,609,657 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 11.4

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.02 AU - 5.62 AU

Year: 7304 Days

Day: 11.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,678,901 km

• M1: 141,968 km (0.117 R)
• M2: 562,039 km (0.045 R)
• M3: 1,072,018 km (0.054 R)
• M4: 1,478,476 km (0.115 R)
• M5: 2,035,279 km (0.105 R)
• M6: 4,529,524 km (0.119 R)
• M7: 8,220,852 km (0.027 R)
• M8: 9,199,521 km (0.112 R)
• M9: 11,134,570 km (0.063 R)
• M10: 11,748,818 km (0.059 R)
• M11: 14,495,136 km (0.104 R)
• M12: 15,921,103 km (0.067 R)
• M13: 19,855,527 km (0.085 R)
• M14: 22,246,550 km (0.098 R)
• M15: 31,564,552 km (0.106 R)
• M16: 33,845,172 km (0.101 R)
• M17: 35,352,520 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.2

Radius: 5.5

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.93 AU - 6.91 AU

Year: 11228 Days

Day: 20.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,678,901 km

• M1: 75,697 km (0.081 R)
• M2: 323,431 km (0.042 R)
• M3: 1,510,041 km (0.091 R)
• M4: 4,556,153 km (0.07 R)
• M5: 5,332,416 km (0.047 R)
• M6: 6,055,273 km (0.068 R)
• M7: 8,271,416 km (0.027 R)
• M8: 8,527,677 km (0.064 R)
• M9: 9,466,852 km (0.116 R)
• M10: 12,140,316 km (0.077 R)
• M11: 13,326,029 km (0.1 R)
• M12: 17,274,066 km (0.081 R)
• M13: 18,551,632 km (0.089 R)
• M14: 23,689,122 km (0.102 R)
• M15: 25,984,851 km (0.066 R)
• M16: 26,813,025 km (0.109 R)
• M17: 30,100,139 km (0.115 R)
• M18: 30,808,784 km (0.071 R)
• M19: 32,681,749 km (0.038 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 19,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit