🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.48 AU - 0.64 AU

Year: 271 Days

Day: 28.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,392,362 km

• M1: 294,409 km (0.105 R)

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 8.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.97 AU - 1.51 AU

Year: 892 Days

Day: 12.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,392,362 km

• M1: 100,679 km (0.052 R)
• M2: 554,859 km (0.091 R)
• M3: 808,128 km (0.094 R)
• M4: 1,171,950 km (0.067 R)
• M5: 1,584,989 km (0.1 R)
• M6: 1,854,714 km (0.058 R)
• M7: 2,488,112 km (0.089 R)
• M8: 3,042,222 km (0.048 R)
• M9: 3,607,702 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 8.1

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.87 AU - 2.95 AU

Year: 2416 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,392,362 km

• M1: 101,278 km (0.084 R)
• M2: 355,445 km (0.117 R)
• M3: 708,496 km (0.108 R)
• M4: 982,858 km (0.113 R)
• M5: 1,237,922 km (0.036 R)
• M6: 2,413,762 km (0.111 R)
• M7: 3,172,372 km (0.102 R)
• M8: 3,760,591 km (0.052 R)
• M9: 5,299,505 km (0.115 R)
• M10: 5,781,060 km (0.094 R)
• M11: 6,236,436 km (0.049 R)
• M12: 7,874,832 km (0.11 R)
• M13: 9,486,899 km (0.064 R)
• M14: 11,307,654 km (0.082 R)
• M15: 12,584,921 km (0.114 R)
• M16: 13,031,171 km (0.101 R)
• M17: 13,814,167 km (0.05 R)
• M18: 14,775,034 km (0.057 R)
• M19: 19,715,653 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.7

Radius: 13.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.29 AU - 3.25 AU

Year: 2977 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,392,362 km

• M1: 166,353 km (0.102 R)
• M2: 625,917 km (0.039 R)
• M3: 1,070,522 km (0.084 R)
• M4: 1,580,950 km (0.084 R)
• M5: 2,319,515 km (0.115 R)
• M6: 3,415,469 km (0.104 R)
• M7: 3,945,045 km (0.087 R)
• M8: 4,445,301 km (0.099 R)
• M9: 5,721,819 km (0.108 R)
• M10: 6,312,133 km (0.089 R)
• M11: 6,914,563 km (0.109 R)
• M12: 7,828,307 km (0.12 R)
• M13: 8,955,078 km (0.086 R)
• M14: 9,932,251 km (0.109 R)
• M15: 11,934,021 km (0.105 R)
• M16: 13,692,244 km (0.084 R)
• M17: 15,519,582 km (0.085 R)
• M18: 16,415,674 km (0.077 R)
• M19: 17,877,843 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.1

Radius: 11.4

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.41 AU - 3.59 AU

Year: 4228 Days

Day: 14.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,392,362 km

• M1: 141,819 km (0.11 R)
• M2: 755,469 km (0.089 R)
• M3: 1,207,105 km (0.099 R)
• M4: 2,161,689 km (0.12 R)
• M5: 2,608,688 km (0.081 R)
• M6: 3,935,770 km (0.099 R)
• M7: 5,073,761 km (0.093 R)
• M8: 18,301,953 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 8.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.15 AU - 5.89 AU

Year: 7262 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,392,362 km

• M1: 102,026 km (0.115 R)
• M2: 476,320 km (0.116 R)
• M3: 897,737 km (0.115 R)
• M4: 2,514,142 km (0.103 R)
• M5: 4,423,908 km (0.085 R)
• M6: 6,494,792 km (0.09 R)
• M7: 6,969,765 km (0.045 R)
• M8: 7,741,091 km (0.057 R)
• M9: 9,139,682 km (0.111 R)
• M10: 9,916,843 km (0.079 R)
• M11: 10,321,655 km (0.079 R)
• M12: 11,481,936 km (0.09 R)
• M13: 12,218,556 km (0.101 R)
• M14: 14,197,736 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.7

Radius: 3.3

Gravity: 63.79 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.82 AU - 10.86 AU

Year: 18430 Days

Day: 17.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,392,362 km

• M1: 41,139 km (0.085 R)
• M2: 178,919 km (0.093 R)
• M3: 290,070 km (0.117 R)
• M4: 553,063 km (0.107 R)
• M5: 730,486 km (0.117 R)
• M6: 1,079,199 km (0.107 R)
• M7: 1,612,366 km (0.103 R)
• M8: 3,116,572 km (0.096 R)
• M9: 6,678,049 km (0.092 R)
• M10: 7,175,611 km (0.097 R)
• M11: 8,816,401 km (0.105 R)
• M12: 9,084,929 km (0.089 R)
• M13: 11,624,652 km (0.068 R)
• M14: 13,090,412 km (0.09 R)
• M15: 14,749,901 km (0.096 R)
• M16: 16,625,410 km (0.119 R)
• M17: 19,365,295 km (0.1 R)
• M18: 20,559,385 km (0.119 R)
• M19: 21,704,407 km (0.103 R)
• M20: 23,092,975 km (0.095 R)
• M21: 23,398,154 km (0.115 R)
• M22: 31,178,739 km (0.09 R)
• M23: 33,719,510 km (0.072 R)
• M24: 33,849,959 km (0.096 R)
• M25: 36,532,099 km (0.108 R)
• M26: 37,783,785 km (0.114 R)
• M27: 39,063,894 km (0.049 R)
• M28: 41,710,430 km (0.055 R)
• M29: 42,618,339 km (0.05 R)
• M30: 45,580,676 km (0.098 R)
• M31: 55,830,823 km (0.117 R)
• M32: 56,564,002 km (0.118 R)
• M33: 61,098,912 km (0.043 R)
• M34: 61,292,940 km (0.114 R)
• M35: 61,487,418 km (0.038 R)
• M36: 64,654,853 km (0.045 R)
• M37: 71,097,884 km (0.117 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: 444 - 12,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit