🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 42.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,349,666 km

• M1: 24,384 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 38.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.6

Radius: 13.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.96 AU - 2.58 AU

Year: 2208 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,349,666 km

• M1: 175,329 km (0.089 R)
• M2: 669,750 km (0.088 R)
• M3: 1,105,528 km (0.085 R)
• M4: 1,539,362 km (0.035 R)
• M5: 2,003,415 km (0.107 R)
• M6: 2,639,056 km (0.085 R)
• M7: 3,106,101 km (0.088 R)
• M8: 3,644,952 km (0.035 R)
• M9: 4,715,175 km (0.094 R)
• M10: 5,985,261 km (0.09 R)
• M11: 9,010,280 km (0.104 R)
• M12: 9,789,984 km (0.094 R)
• M13: 11,025,961 km (0.072 R)
• M14: 13,366,420 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.5

Radius: 11.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.46 AU - 3.6 AU

Year: 3405 Days

Day: 9.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,349,666 km

• M1: 144,811 km (0.096 R)
• M2: 712,834 km (0.044 R)
• M3: 2,976,698 km (0.091 R)
• M4: 3,656,621 km (0.073 R)
• M5: 6,709,614 km (0.101 R)
• M6: 8,415,927 km (0.112 R)
• M7: 9,044,388 km (0.057 R)
• M8: 11,157,757 km (0.116 R)
• M9: 13,360,137 km (0.105 R)
• M10: 14,078,356 km (0.097 R)
• M11: 15,887,443 km (0.065 R)
• M12: 17,633,400 km (0.028 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.5

Radius: 3

Gravity: 27.17 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.79 AU - 6.85 AU

Year: 11500 Days

Day: 17.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,349,666 km

• M1: 37,399 km (0.114 R)
• M2: 490,980 km (0.099 R)
• M3: 692,638 km (0.096 R)
• M4: 1,762,413 km (0.095 R)
• M5: 2,050,987 km (0.107 R)
• M6: 3,043,269 km (0.088 R)
• M7: 4,396,981 km (0.111 R)
• M8: 5,012,277 km (0.101 R)
• M9: 5,875,606 km (0.077 R)
• M10: 6,072,776 km (0.116 R)
• M11: 8,667,701 km (0.119 R)
• M12: 9,719,822 km (0.071 R)
• M13: 12,445,944 km (0.094 R)
• M14: 13,381,679 km (0.112 R)
• M15: 14,304,249 km (0.106 R)
• M16: 16,019,538 km (0.059 R)
• M17: 16,211,024 km (0.099 R)
• M18: 17,058,645 km (0.059 R)
• M19: 18,559,710 km (0.051 R)
• M20: 26,946,466 km (0.102 R)
• M21: 28,881,066 km (0.113 R)
• M22: 32,409,182 km (0.071 R)
• M23: 35,995,192 km (0.108 R)
• M24: 36,214,054 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.4

Radius: 7.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.65 AU - 9.19 AU

Year: 13050 Days

Day: 19.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,349,666 km

• M1: 90,806 km (0.074 R)
• M2: 328,218 km (0.087 R)
• M3: 682,615 km (0.098 R)
• M4: 952,340 km (0.068 R)
• M5: 1,818,362 km (0.096 R)
• M6: 2,071,631 km (0.094 R)
• M7: 3,019,932 km (0.047 R)
• M8: 3,940,258 km (0.056 R)
• M9: 4,592,655 km (0.104 R)
• M10: 7,771,460 km (0.093 R)
• M11: 8,574,202 km (0.096 R)
• M12: 14,277,471 km (0.095 R)
• M13: 14,524,906 km (0.117 R)
• M14: 14,901,444 km (0.076 R)
• M15: 16,203,693 km (0.06 R)
• M16: 17,580,143 km (0.11 R)
• M17: 26,568,582 km (0.082 R)
• M18: 27,511,796 km (0.098 R)
• M19: 29,067,315 km (0.1 R)
• M20: 29,565,177 km (0.028 R)
• M21: 41,129,391 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.6

Radius: 6.4

Gravity: 22.62 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.48 AU - 7.88 AU

Year: 13742 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,349,666 km

• M1: 79,885 km (0.112 R)
• M2: 337,792 km (0.078 R)
• M3: 611,107 km (0.079 R)
• M4: 1,018,612 km (0.062 R)
• M5: 1,500,915 km (0.094 R)
• M6: 1,973,196 km (0.112 R)
• M7: 3,475,907 km (0.055 R)
• M8: 4,491,826 km (0.071 R)
• M9: 5,246,697 km (0.116 R)
• M10: 6,003,662 km (0.092 R)
• M11: 6,449,763 km (0.102 R)
• M12: 8,358,781 km (0.114 R)
• M13: 11,450,071 km (0.075 R)
• M14: 11,820,925 km (0.111 R)
• M15: 12,521,342 km (0.101 R)
• M16: 13,520,656 km (0.118 R)
• M17: 13,934,892 km (0.109 R)
• M18: 16,836,642 km (0.107 R)
• M19: 18,470,400 km (0.119 R)
• M20: 19,066,398 km (0.05 R)
• M21: 19,587,298 km (0.08 R)
• M22: 21,672,543 km (0.076 R)
• M23: 25,434,331 km (0.081 R)
• M24: 31,616,912 km (0.066 R)
• M25: 34,092,607 km (0.097 R)
• M26: 35,638,402 km (0.064 R)
• M27: 38,730,889 km (0.086 R)
• M28: 41,706,390 km (0.058 R)
• M29: 43,473,291 km (0.12 R)
• M30: 46,841,337 km (0.101 R)
• M31: 59,625,074 km (0.056 R)
• M32: 60,179,783 km (0.097 R)
• M33: 65,524,765 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.8

Radius: 7.5

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.15 AU - 9.45 AU

Year: 15439 Days

Day: 24.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,349,666 km

• M1: 93,199 km (0.084 R)
• M2: 561,890 km (0.096 R)
• M3: 878,140 km (0.116 R)
• M4: 1,257,071 km (0.092 R)
• M5: 1,725,013 km (0.033 R)
• M6: 2,202,679 km (0.117 R)
• M7: 2,650,276 km (0.114 R)
• M8: 3,030,853 km (0.063 R)
• M9: 3,585,263 km (0.117 R)
• M10: 4,656,982 km (0.069 R)
• M11: 5,468,999 km (0.045 R)
• M12: 6,289,693 km (0.06 R)
• M13: 7,647,593 km (0.068 R)
• M14: 8,980,809 km (0.046 R)
• M15: 14,902,641 km (0.101 R)
• M16: 15,495,946 km (0.073 R)
• M17: 17,289,475 km (0.113 R)
• M18: 24,808,712 km (0.047 R)
• M19: 26,171,699 km (0.049 R)
• M20: 28,365,252 km (0.109 R)
• M21: 32,493,555 km (0.118 R)
• M22: 35,414,304 km (0.037 R)
• M23: 35,676,250 km (0.088 R)
• M24: 37,546,373 km (0.046 R)
• M25: 38,229,736 km (0.117 R)
• M26: 40,472,507 km (0.073 R)
• M27: 41,917,922 km (0.075 R)
• M28: 42,653,345 km (0.055 R)
• M29: 42,949,997 km (0.117 R)
• M30: 45,681,505 km (0.085 R)
• M31: 46,460,312 km (0.028 R)
• M32: 48,204,772 km (0.091 R)
• M33: 50,819,593 km (0.112 R)
• M34: 57,948,680 km (0.036 R)
• M35: 58,495,011 km (0.08 R)
• M36: 62,990,427 km (0.059 R)
• M37: 64,733,841 km (0.103 R)
• M38: 65,125,638 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.4

Radius: 3.7

Gravity: 57.81 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.8 AU - 8.84 AU

Year: 15495 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,349,666 km

• M1: 52,210 km (0.113 R)
• M2: 183,856 km (0.093 R)
• M3: 696,378 km (0.106 R)
• M4: 875,596 km (0.055 R)
• M5: 1,228,947 km (0.063 R)
• M6: 1,637,049 km (0.092 R)
• M7: 1,918,293 km (0.109 R)
• M8: 2,169,768 km (0.09 R)
• M9: 3,318,829 km (0.109 R)
• M10: 3,710,027 km (0.1 R)
• M11: 4,821,689 km (0.096 R)
• M12: 4,996,868 km (0.059 R)
• M13: 5,624,282 km (0.114 R)
• M14: 5,936,941 km (0.114 R)
• M15: 6,469,809 km (0.101 R)
• M16: 7,123,252 km (0.098 R)
• M17: 7,676,914 km (0.111 R)
• M18: 8,765,538 km (0.083 R)
• M19: 9,346,576 km (0.116 R)
• M20: 9,509,488 km (0.114 R)
• M21: 9,674,195 km (0.085 R)
• M22: 10,122,839 km (0.108 R)
• M23: 17,360,534 km (0.063 R)
• M24: 19,220,185 km (0.025 R)
• M25: 20,288,463 km (0.119 R)
• M26: 23,830,642 km (0.066 R)
• M27: 29,474,221 km (0.102 R)
• M28: 31,985,072 km (0.059 R)
• M29: 33,103,466 km (0.101 R)
• M30: 37,155,025 km (0.119 R)
• M31: 40,079,813 km (0.073 R)
• M32: 41,524,928 km (0.08 R)
• M33: 43,304,544 km (0.065 R)
• M34: 43,908,770 km (0.086 R)
• M35: 45,134,276 km (0.04 R)
• M36: 45,911,587 km (0.104 R)
• M37: 61,093,078 km (0.099 R)
• M38: 61,853,035 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 19,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit