🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.3

Radius: 13.4

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.5 AU - 0.68 AU

Year: 313 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,756,310 km

• M1: 181,612 km (0.071 R)
• M2: 601,533 km (0.09 R)
• M3: 1,082,939 km (0.086 R)
• M4: 1,542,803 km (0.096 R)
• M5: 2,029,744 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.5

Radius: 8.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.51 AU - 0.71 AU

Year: 329 Days

Day: 7 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,756,310 km

• M1: 108,159 km (0.049 R)
• M2: 381,475 km (0.044 R)
• M3: 703,110 km (0.116 R)
• M4: 1,223,561 km (0.1 R)
• M5: 1,855,612 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.5

Radius: 13.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.18 AU - 4.3 AU

Year: 4993 Days

Day: 5.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,756,310 km

• M1: 164,258 km (0.117 R)
• M2: 630,256 km (0.079 R)
• M3: 1,060,948 km (0.115 R)
• M4: 1,507,199 km (0.066 R)
• M5: 2,751,853 km (0.045 R)
• M6: 3,288,012 km (0.119 R)
• M7: 4,223,597 km (0.115 R)
• M8: 5,012,277 km (0.094 R)
• M9: 5,950,704 km (0.12 R)
• M10: 6,505,114 km (0.114 R)
• M11: 7,154,369 km (0.086 R)
• M12: 7,685,441 km (0.078 R)
• M13: 9,661,330 km (0.098 R)
• M14: 11,698,703 km (0.113 R)
• M15: 12,393,136 km (0.116 R)
• M16: 16,553,603 km (0.105 R)
• M17: 17,878,890 km (0.035 R)
• M18: 20,802,631 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596

Radius: 6.6

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.32 AU - 10.24 AU

Year: 16446 Days

Day: 22.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,756,310 km

• M1: 82,279 km (0.075 R)
• M2: 554,260 km (0.097 R)
• M3: 788,231 km (0.116 R)
• M4: 1,065,137 km (0.11 R)
• M5: 2,267,904 km (0.061 R)
• M6: 2,859,115 km (0.091 R)
• M7: 3,687,438 km (0.094 R)
• M8: 4,006,381 km (0.082 R)
• M9: 4,312,009 km (0.069 R)
• M10: 5,179,976 km (0.11 R)
• M11: 5,884,432 km (0.108 R)
• M12: 6,320,360 km (0.074 R)
• M13: 6,777,681 km (0.07 R)
• M14: 7,851,794 km (0.104 R)
• M15: 8,185,547 km (0.119 R)
• M16: 8,528,575 km (0.08 R)
• M17: 9,778,016 km (0.116 R)
• M18: 13,562,543 km (0.102 R)
• M19: 14,606,138 km (0.095 R)
• M20: 17,487,991 km (0.052 R)
• M21: 21,550,022 km (0.112 R)
• M22: 25,261,844 km (0.084 R)
• M23: 26,837,409 km (0.096 R)
• M24: 27,813,386 km (0.047 R)
• M25: 28,588,901 km (0.092 R)
• M26: 30,648,864 km (0.091 R)
• M27: 31,835,025 km (0.104 R)
• M28: 35,576,767 km (0.089 R)
• M29: 35,966,320 km (0.084 R)
• M30: 38,636,492 km (0.097 R)
• M31: 43,326,535 km (0.104 R)
• M32: 45,884,360 km (0.075 R)
• M33: 46,966,401 km (0.118 R)
• M34: 47,435,241 km (0.105 R)
• M35: 51,133,899 km (0.106 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: 405 - 16,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit