🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.58 AU - 0.68 AU

Year: 181 Days

Day: 23.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,524,753 km

• M1: 51,462 km (0.088 R)
• M2: 151,094 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.09 AU - 1.35 AU

Year: 487 Days

Day: 34.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,524,753 km

• M1: 74,350 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.46 AU - 2.24 AU

Year: 910 Days

Day: 43.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,524,753 km

• M1: 110,702 km (0.029 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.4

Radius: 3.3

Gravity: 43.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.8 AU - 15.7 AU

Year: 18439 Days

Day: 18.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,524,753 km

• M1: 41,139 km (0.1 R)
• M2: 148,700 km (0.116 R)
• M3: 333,154 km (0.116 R)
• M4: 901,926 km (0.107 R)
• M5: 7,326,705 km (0.062 R)
• M6: 9,388,164 km (0.097 R)
• M7: 10,379,100 km (0.116 R)
• M8: 12,055,644 km (0.07 R)
• M9: 17,823,390 km (0.113 R)
• M10: 18,906,628 km (0.118 R)
• M11: 27,091,127 km (0.046 R)
• M12: 32,372,381 km (0.115 R)
• M13: 35,900,946 km (0.078 R)
• M14: 37,488,628 km (0.097 R)
• M15: 38,984,607 km (0.089 R)
• M16: 43,413,601 km (0.091 R)
• M17: 49,932,628 km (0.12 R)
• M18: 52,410,118 km (0.074 R)
• M19: 60,516,976 km (0.114 R)
• M20: 63,712,387 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.6

Radius: 5.2

Gravity: 18 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 15.58 AU - 17.88 AU

Year: 24748 Days

Day: 21 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,524,753 km

• M1: 64,776 km (0.095 R)
• M2: 584,180 km (0.07 R)
• M3: 955,182 km (0.091 R)
• M4: 1,744,461 km (0.101 R)
• M5: 1,932,356 km (0.076 R)
• M6: 2,326,845 km (0.113 R)
• M7: 2,674,960 km (0.071 R)
• M8: 4,187,693 km (0.075 R)
• M9: 4,774,266 km (0.109 R)
• M10: 6,908,130 km (0.068 R)
• M11: 9,955,589 km (0.05 R)
• M12: 13,942,821 km (0.114 R)
• M13: 25,749,234 km (0.109 R)
• M14: 25,973,182 km (0.052 R)
• M15: 33,181,107 km (0.114 R)
• M16: 35,758,828 km (0.097 R)
• M17: 36,037,678 km (0.119 R)
• M18: 36,882,906 km (0.104 R)
• M19: 37,741,299 km (0.106 R)
• M20: 39,796,026 km (0.085 R)
• M21: 44,447,472 km (0.117 R)
• M22: 56,117,004 km (0.073 R)
• M23: 61,744,128 km (0.109 R)
• M24: 64,178,534 km (0.044 R)
• M25: 64,590,377 km (0.047 R)
• M26: 65,419,448 km (0.066 R)
• M27: 74,329,796 km (0.04 R)
• M28: 74,556,587 km (0.074 R)
• M29: 75,927,651 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.9

Radius: 5.2

Gravity: 14.27 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 14.31 AU - 19.65 AU

Year: 25304 Days

Day: 23.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,524,753 km

• M1: 64,626 km (0.081 R)
• M2: 241,451 km (0.025 R)
• M3: 478,863 km (0.115 R)
• M4: 764,445 km (0.105 R)
• M5: 946,655 km (0.112 R)
• M6: 1,254,079 km (0.114 R)
• M7: 1,711,848 km (0.077 R)
• M8: 2,231,701 km (0.071 R)
• M9: 2,426,477 km (0.053 R)
• M10: 3,080,669 km (0.071 R)
• M11: 3,462,892 km (0.115 R)
• M12: 6,983,229 km (0.075 R)
• M13: 8,392,141 km (0.098 R)
• M14: 8,600,382 km (0.102 R)
• M15: 10,155,451 km (0.075 R)
• M16: 11,374,973 km (0.055 R)
• M17: 11,630,038 km (0.114 R)
• M18: 15,072,733 km (0.105 R)
• M19: 16,329,206 km (0.098 R)
• M20: 20,235,206 km (0.108 R)
• M21: 22,056,261 km (0.108 R)
• M22: 22,955,793 km (0.113 R)
• M23: 32,818,182 km (0.107 R)
• M24: 37,248,374 km (0.109 R)
• M25: 43,908,920 km (0.107 R)
• M26: 45,489,721 km (0.118 R)
• M27: 47,108,070 km (0.043 R)
• M28: 51,842,843 km (0.1 R)
• M29: 52,368,231 km (0.117 R)
• M30: 53,074,183 km (0.104 R)
• M31: 53,965,637 km (0.048 R)
• M32: 56,699,687 km (0.109 R)
• M33: 58,194,918 km (0.107 R)
• M34: 62,639,920 km (0.102 R)
• M35: 63,835,506 km (0.117 R)
• M36: 67,305,728 km (0.076 R)
• M37: 68,559,956 km (0.088 R)
• M38: 70,684,844 km (0.078 R)
• M39: 72,198,027 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.4

Radius: 4.5

Gravity: 26.59 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 17.21 AU - 17.77 AU

Year: 26453 Days

Day: 17.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,524,753 km

• M1: 56,398 km (0.115 R)
• M2: 805,884 km (0.103 R)
• M3: 1,167,312 km (0.032 R)
• M4: 2,182,783 km (0.11 R)
• M5: 6,187,069 km (0.115 R)
• M6: 7,258,638 km (0.085 R)
• M7: 17,070,763 km (0.112 R)
• M8: 19,342,705 km (0.025 R)
• M9: 22,850,476 km (0.12 R)
• M10: 23,276,681 km (0.077 R)
• M11: 24,809,610 km (0.068 R)
• M12: 25,033,857 km (0.111 R)
• M13: 25,715,126 km (0.065 R)
• M14: 28,196,655 km (0.099 R)
• M15: 30,575,262 km (0.082 R)
• M16: 31,092,571 km (0.1 R)
• M17: 33,084,317 km (0.108 R)
• M18: 35,870,129 km (0.117 R)
• M19: 36,735,403 km (0.112 R)
• M20: 37,614,440 km (0.078 R)
• M21: 39,262,410 km (0.063 R)
• M22: 39,414,551 km (0.11 R)
• M23: 40,801,772 km (0.104 R)
• M24: 42,701,515 km (0.116 R)
• M25: 53,090,040 km (0.11 R)
• M26: 55,161,073 km (0.062 R)
• M27: 65,468,666 km (0.106 R)
• M28: 67,848,469 km (0.102 R)
• M29: 69,837,821 km (0.042 R)
• M30: 70,959,656 km (0.052 R)
• M31: 82,596,874 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.8

Radius: 4.2

Gravity: 31.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 16.41 AU - 21.53 AU

Year: 29881 Days

Day: 16.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,524,753 km

• M1: 52,210 km (0.114 R)
• M2: 346,020 km (0.116 R)
• M3: 482,902 km (0.118 R)
• M4: 748,438 km (0.087 R)
• M5: 971,189 km (0.092 R)
• M6: 1,133,952 km (0.103 R)
• M7: 2,082,253 km (0.084 R)
• M8: 2,307,547 km (0.044 R)
• M9: 4,085,368 km (0.039 R)
• M10: 7,769,365 km (0.075 R)
• M11: 9,838,005 km (0.105 R)
• M12: 13,975,732 km (0.072 R)
• M13: 15,353,529 km (0.076 R)
• M14: 17,540,500 km (0.108 R)
• M15: 20,529,765 km (0.102 R)
• M16: 22,955,195 km (0.089 R)
• M17: 25,800,696 km (0.032 R)
• M18: 26,880,194 km (0.075 R)
• M19: 35,437,492 km (0.067 R)
• M20: 48,471,505 km (0.103 R)
• M21: 54,861,130 km (0.114 R)
• M22: 57,243,775 km (0.106 R)
• M23: 64,367,476 km (0.104 R)
• M24: 87,353,338 km (0.115 R)
• M25: 92,247,582 km (0.085 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 18,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit