🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.11 AU - 1.39 AU

Year: 619 Days

Day: 21.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.64 AU - 2.52 AU

Year: 1329 Days

Day: 19 Hours

Environment

Temp: -120 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.8

Radius: 12.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.88 AU - 3.92 AU

Year: 2777 Days

Day: 7.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,463,256 km

• M1: 153,039 km (0.114 R)
• M2: 539,450 km (0.096 R)
• M3: 942,467 km (0.109 R)
• M4: 1,353,262 km (0.069 R)
• M5: 1,735,934 km (0.101 R)
• M6: 2,274,037 km (0.092 R)
• M7: 3,051,198 km (0.119 R)
• M8: 4,158,671 km (0.072 R)
• M9: 5,194,786 km (0.057 R)
• M10: 5,650,162 km (0.07 R)
• M11: 6,132,316 km (0.086 R)
• M12: 7,553,795 km (0.034 R)
• M13: 10,690,563 km (0.087 R)
• M14: 11,430,325 km (0.11 R)
• M15: 12,355,288 km (0.067 R)
• M16: 12,933,783 km (0.098 R)
• M17: 13,692,544 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.9

Radius: 12.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.14 AU - 4.18 AU

Year: 3758 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,463,256 km

• M1: 159,172 km (0.11 R)
• M2: 582,534 km (0.097 R)
• M3: 1,028,186 km (0.063 R)
• M4: 1,651,411 km (0.082 R)
• M5: 2,302,311 km (0.109 R)
• M6: 2,850,587 km (0.037 R)
• M7: 3,308,507 km (0.064 R)
• M8: 4,144,459 km (0.104 R)
• M9: 5,248,192 km (0.065 R)
• M10: 6,884,494 km (0.113 R)
• M11: 9,340,891 km (0.1 R)
• M12: 9,821,250 km (0.109 R)
• M13: 10,658,549 km (0.115 R)
• M14: 11,817,484 km (0.085 R)
• M15: 12,475,415 km (0.045 R)
• M16: 13,009,480 km (0.1 R)
• M17: 13,916,192 km (0.093 R)
• M18: 17,245,044 km (0.078 R)
• M19: 17,665,265 km (0.102 R)
• M20: 18,153,702 km (0.12 R)
• M21: 21,899,931 km (0.03 R)
• M22: 23,916,511 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.6

Radius: 14.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.1 AU - 6.3 AU

Year: 5252 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,463,256 km

• M1: 180,415 km (0.093 R)
• M2: 642,224 km (0.072 R)
• M3: 1,202,019 km (0.067 R)
• M4: 2,538,825 km (0.05 R)
• M5: 3,167,436 km (0.102 R)
• M6: 3,650,338 km (0.094 R)
• M7: 4,480,905 km (0.12 R)
• M8: 5,205,258 km (0.06 R)
• M9: 5,882,787 km (0.062 R)
• M10: 6,957,647 km (0.098 R)
• M11: 7,524,175 km (0.061 R)
• M12: 8,629,703 km (0.1 R)
• M13: 9,453,389 km (0.025 R)
• M14: 12,141,363 km (0.033 R)
• M15: 13,498,216 km (0.073 R)
• M16: 14,666,126 km (0.086 R)
• M17: 17,012,569 km (0.068 R)
• M18: 18,175,992 km (0.116 R)
• M19: 22,211,394 km (0.12 R)
• M20: 22,668,266 km (0.093 R)
• M21: 23,443,632 km (0.103 R)
• M22: 24,076,730 km (0.06 R)
• M23: 26,128,614 km (0.062 R)
• M24: 28,294,642 km (0.087 R)
• M25: 29,467,190 km (0.079 R)
• M26: 30,204,708 km (0.079 R)
• M27: 31,524,909 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.7

Radius: 6

Gravity: 22.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 12.98 AU - 13.32 AU

Year: 21121 Days

Day: 17.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 28,463,256 km

• M1: 74,799 km (0.106 R)
• M2: 302,337 km (0.036 R)
• M3: 617,390 km (0.113 R)
• M4: 1,084,585 km (0.076 R)
• M5: 1,356,105 km (0.09 R)
• M6: 1,936,245 km (0.094 R)
• M7: 2,794,787 km (0.075 R)
• M8: 3,395,273 km (0.116 R)
• M9: 3,788,416 km (0.102 R)
• M10: 4,417,176 km (0.045 R)
• M11: 5,507,745 km (0.091 R)
• M12: 5,837,758 km (0.089 R)
• M13: 9,312,467 km (0.08 R)
• M14: 10,702,082 km (0.084 R)
• M15: 11,545,814 km (0.109 R)
• M16: 15,691,769 km (0.086 R)
• M17: 16,439,310 km (0.115 R)
• M18: 17,560,546 km (0.075 R)
• M19: 26,407,016 km (0.052 R)
• M20: 27,108,181 km (0.083 R)
• M21: 29,410,343 km (0.12 R)
• M22: 30,801,005 km (0.059 R)
• M23: 31,058,463 km (0.078 R)
• M24: 31,708,465 km (0.044 R)
• M25: 41,314,145 km (0.117 R)
• M26: 43,378,446 km (0.12 R)
• M27: 45,844,567 km (0.076 R)
• M28: 48,229,007 km (0.099 R)
• M29: 55,495,425 km (0.115 R)
• M30: 58,005,378 km (0.116 R)
• M31: 58,792,711 km (0.045 R)
• M32: 61,808,455 km (0.065 R)
• M33: 63,250,429 km (0.11 R)
• M34: 69,684,932 km (0.108 R)
• M35: 72,149,407 km (0.034 R)
• M36: 73,517,929 km (0.073 R)
• M37: 76,542,050 km (0.118 R)
• M38: 80,376,842 km (0.064 R)
• M39: 81,847,239 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29

Radius: 6.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 10.55 AU - 16.67 AU

Year: 22239 Days

Day: 17.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 129 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,463,256 km

• M1: 319,541 km (0.097 R)
• M2: 1,450,800 km (0.099 R)
• M3: 2,826,652 km (0.111 R)
• M4: 3,085,456 km (0.1 R)
• M5: 3,360,118 km (0.086 R)
• M6: 3,672,478 km (0.061 R)
• M7: 6,366,885 km (0.112 R)
• M8: 7,733,312 km (0.043 R)
• M9: 8,466,043 km (0.091 R)
• M10: 9,045,435 km (0.059 R)
• M11: 11,305,261 km (0.049 R)
• M12: 11,864,906 km (0.026 R)
• M13: 12,888,156 km (0.114 R)
• M14: 13,241,955 km (0.055 R)
• M15: 14,022,108 km (0.055 R)
• M16: 17,696,830 km (0.073 R)
• M17: 18,771,242 km (0.062 R)
• M18: 19,423,040 km (0.117 R)
• M19: 20,225,183 km (0.109 R)
• M20: 20,771,964 km (0.096 R)
• M21: 22,398,990 km (0.093 R)
• M22: 27,703,880 km (0.115 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 19,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit