🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 8.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.48 AU - 0.76 AU

Year: 331 Days

Day: 10 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,852,721 km

• M1: 103,223 km (0.115 R)
• M2: 372,349 km (0.104 R)
• M3: 710,889 km (0.079 R)
• M4: 1,041,201 km (0.092 R)
• M5: 1,334,862 km (0.087 R)
• M6: 1,729,800 km (0.089 R)
• M7: 2,041,712 km (0.079 R)
• M8: 2,638,158 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 11.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.18 AU - 3.16 AU

Year: 2959 Days

Day: 10.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 117.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,852,721 km

• M1: 145,858 km (0.032 R)
• M2: 583,432 km (0.054 R)
• M3: 977,622 km (0.063 R)
• M4: 1,713,494 km (0.087 R)
• M5: 2,371,276 km (0.05 R)
• M6: 3,174,467 km (0.105 R)
• M7: 7,505,325 km (0.116 R)
• M8: 8,126,904 km (0.089 R)
• M9: 9,297,208 km (0.097 R)
• M10: 9,904,725 km (0.064 R)
• M11: 10,538,721 km (0.06 R)
• M12: 11,682,247 km (0.084 R)
• M13: 12,095,137 km (0.073 R)
• M14: 14,781,466 km (0.097 R)
• M15: 16,212,819 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.4

Radius: 14.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.2 AU - 3.28 AU

Year: 3956 Days

Day: 8.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,852,721 km

• M1: 186,249 km (0.09 R)
• M2: 674,088 km (0.081 R)
• M3: 1,162,525 km (0.117 R)
• M4: 1,679,535 km (0.109 R)
• M5: 2,177,696 km (0.108 R)
• M6: 3,092,038 km (0.084 R)
• M7: 4,133,988 km (0.109 R)
• M8: 4,612,252 km (0.097 R)
• M9: 5,681,278 km (0.12 R)
• M10: 6,693,458 km (0.061 R)
• M11: 7,471,516 km (0.104 R)
• M12: 10,030,537 km (0.114 R)
• M13: 15,266,164 km (0.075 R)
• M14: 15,835,084 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.7

Radius: 13.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.36 AU - 5.94 AU

Year: 7927 Days

Day: 10.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,852,721 km

• M1: 172,935 km (0.045 R)
• M2: 678,726 km (0.069 R)
• M3: 1,401,433 km (0.115 R)
• M4: 2,282,864 km (0.119 R)
• M5: 2,740,483 km (0.077 R)
• M6: 3,393,927 km (0.094 R)
• M7: 3,869,349 km (0.098 R)
• M8: 4,444,104 km (0.1 R)
• M9: 5,319,551 km (0.099 R)
• M10: 6,590,085 km (0.072 R)
• M11: 8,473,523 km (0.057 R)
• M12: 16,055,442 km (0.045 R)
• M13: 17,615,598 km (0.09 R)
• M14: 19,052,486 km (0.114 R)
• M15: 19,799,727 km (0.088 R)
• M16: 22,735,436 km (0.113 R)
• M17: 24,788,068 km (0.101 R)
• M18: 26,223,460 km (0.054 R)
• M19: 27,713,454 km (0.044 R)
• M20: 28,190,522 km (0.089 R)
• M21: 30,862,041 km (0.086 R)
• M22: 31,788,800 km (0.084 R)
• M23: 33,267,425 km (0.11 R)
• M24: 34,132,549 km (0.109 R)
• M25: 39,521,813 km (0.075 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 12,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit