🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 14.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.07 AU - 1.65 AU

Year: 1024 Days

Day: 9.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,056,103 km

• M1: 179,368 km (0.093 R)
• M2: 638,334 km (0.058 R)
• M3: 1,181,374 km (0.089 R)
• M4: 3,111,935 km (0.12 R)
• M5: 3,740,246 km (0.077 R)
• M6: 4,579,789 km (0.075 R)
• M7: 6,490,902 km (0.077 R)
• M8: 6,950,915 km (0.026 R)
• M9: 7,705,188 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967

Radius: 9.2

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.57 AU - 1.91 AU

Year: 1482 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,056,103 km

• M1: 114,442 km (0.088 R)
• M2: 418,425 km (0.117 R)
• M3: 1,021,454 km (0.107 R)
• M4: 1,616,854 km (0.097 R)
• M5: 2,441,437 km (0.074 R)
• M6: 3,045,214 km (0.064 R)
• M7: 3,556,689 km (0.11 R)
• M8: 3,851,098 km (0.09 R)
• M9: 4,199,362 km (0.088 R)
• M10: 5,174,441 km (0.049 R)
• M11: 5,508,194 km (0.117 R)
• M12: 6,648,429 km (0.113 R)
• M13: 7,623,059 km (0.091 R)
• M14: 11,117,665 km (0.115 R)
• M15: 11,865,056 km (0.106 R)
• M16: 12,368,602 km (0.088 R)
• M17: 13,048,525 km (0.053 R)
• M18: 14,265,653 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 14.8

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.2 AU - 4.32 AU

Year: 4708 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,056,103 km

• M1: 184,903 km (0.079 R)
• M2: 645,814 km (0.085 R)
• M3: 1,416,093 km (0.053 R)
• M4: 2,336,719 km (0.081 R)
• M5: 3,430,728 km (0.082 R)
• M6: 3,963,895 km (0.05 R)
• M7: 4,576,348 km (0.1 R)
• M8: 5,357,249 km (0.052 R)
• M9: 9,016,712 km (0.045 R)
• M10: 10,040,859 km (0.068 R)
• M11: 13,432,393 km (0.115 R)
• M12: 18,371,067 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.6

Radius: 7.6

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.8 AU - 11.22 AU

Year: 20449 Days

Day: 20.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,056,103 km

• M1: 101,278 km (0.066 R)
• M2: 482,603 km (0.053 R)
• M3: 1,092,663 km (0.116 R)
• M4: 1,382,434 km (0.119 R)
• M5: 2,258,928 km (0.109 R)
• M6: 4,908,007 km (0.086 R)
• M7: 7,063,263 km (0.063 R)
• M8: 9,084,779 km (0.114 R)
• M9: 15,464,530 km (0.085 R)
• M10: 20,943,403 km (0.071 R)
• M11: 21,778,458 km (0.036 R)
• M12: 28,144,595 km (0.069 R)
• M13: 34,741,562 km (0.095 R)
• M14: 35,910,819 km (0.067 R)
• M15: 37,781,391 km (0.105 R)
• M16: 38,878,991 km (0.104 R)
• M17: 45,760,343 km (0.113 R)
• M18: 51,049,226 km (0.117 R)
• M19: 57,627,493 km (0.096 R)
• M20: 63,012,119 km (0.054 R)
• M21: 65,531,048 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 5.2

Gravity: 21.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.37 AU - 11.61 AU

Year: 23524 Days

Day: 21.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,056,103 km

• M1: 68,067 km (0.084 R)
• M2: 288,873 km (0.11 R)
• M3: 837,598 km (0.064 R)
• M4: 1,116,150 km (0.077 R)
• M5: 1,329,626 km (0.112 R)
• M6: 1,536,520 km (0.034 R)
• M7: 2,494,096 km (0.073 R)
• M8: 3,126,147 km (0.064 R)
• M9: 4,385,013 km (0.073 R)
• M10: 5,222,611 km (0.042 R)
• M11: 5,457,630 km (0.102 R)
• M12: 5,781,958 km (0.072 R)
• M13: 7,066,255 km (0.072 R)
• M14: 8,966,448 km (0.072 R)
• M15: 10,738,135 km (0.111 R)
• M16: 10,990,806 km (0.114 R)
• M17: 11,442,442 km (0.113 R)
• M18: 13,665,765 km (0.075 R)
• M19: 18,043,149 km (0.084 R)
• M20: 24,665,847 km (0.116 R)
• M21: 24,995,261 km (0.089 R)
• M22: 25,439,118 km (0.109 R)
• M23: 27,034,130 km (0.057 R)
• M24: 29,426,500 km (0.108 R)
• M25: 33,946,150 km (0.093 R)
• M26: 34,627,419 km (0.079 R)
• M27: 35,596,514 km (0.083 R)
• M28: 40,409,078 km (0.081 R)
• M29: 40,866,847 km (0.111 R)
• M30: 53,652,678 km (0.115 R)
• M31: 56,266,302 km (0.099 R)
• M32: 62,964,397 km (0.11 R)
• M33: 65,030,942 km (0.12 R)
• M34: 68,864,089 km (0.065 R)
• M35: 69,081,454 km (0.03 R)
• M36: 71,947,600 km (0.026 R)
• M37: 76,743,259 km (0.105 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit