🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.51 AU - 0.83 AU

Year: 206 Days

Day: 43.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,599,081 km

• M1: 28,424 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.84 AU - 1.14 AU

Year: 369 Days

Day: 19.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.76 AU - 2.3 AU

Year: 1084 Days

Day: 28.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,599,081 km

• M1: 59,690 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.31 AU - 3.45 AU

Year: 2329 Days

Day: 30.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.52 AU - 3.9 AU

Year: 2678 Days

Day: 18.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,599,081 km

• M1: 2,080,158 km (0.075 R)
• M2: 2,771,301 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774

Radius: 9.5

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.37 AU - 9.07 AU

Year: 8038 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,599,081 km

• M1: 118,182 km (0.101 R)
• M2: 743,352 km (0.119 R)
• M3: 1,707,510 km (0.044 R)
• M4: 2,263,266 km (0.027 R)
• M5: 2,710,863 km (0.058 R)
• M6: 3,399,013 km (0.113 R)
• M7: 4,119,327 km (0.066 R)
• M8: 4,501,849 km (0.081 R)
• M9: 4,878,237 km (0.112 R)
• M10: 5,827,735 km (0.095 R)
• M11: 7,318,477 km (0.118 R)
• M12: 7,881,414 km (0.109 R)
• M13: 9,048,278 km (0.115 R)
• M14: 10,130,169 km (0.102 R)
• M15: 14,135,353 km (0.12 R)
• M16: 16,050,056 km (0.115 R)
• M17: 17,139,129 km (0.083 R)
• M18: 17,559,948 km (0.043 R)
• M19: 22,155,893 km (0.11 R)
• M20: 28,953,172 km (0.115 R)
• M21: 33,199,507 km (0.035 R)
• M22: 34,184,161 km (0.046 R)
• M23: 35,527,250 km (0.11 R)
• M24: 35,868,483 km (0.059 R)
• M25: 36,211,810 km (0.096 R)
• M26: 36,673,020 km (0.111 R)
• M27: 38,080,437 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.9

Radius: 14.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.22 AU - 11.7 AU

Year: 12677 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,599,081 km

• M1: 181,013 km (0.04 R)
• M2: 634,893 km (0.103 R)
• M3: 1,352,963 km (0.065 R)
• M4: 1,995,187 km (0.12 R)
• M5: 2,968,919 km (0.045 R)
• M6: 4,414,783 km (0.091 R)
• M7: 6,214,595 km (0.113 R)
• M8: 7,747,225 km (0.095 R)
• M9: 12,848,662 km (0.087 R)
• M10: 13,917,838 km (0.048 R)
• M11: 15,045,656 km (0.112 R)
• M12: 18,795,776 km (0.117 R)
• M13: 20,506,876 km (0.12 R)
• M14: 24,520,138 km (0.115 R)
• M15: 26,163,770 km (0.108 R)
• M16: 26,861,644 km (0.075 R)
• M17: 27,469,460 km (0.076 R)
• M18: 27,983,179 km (0.03 R)
• M19: 29,455,372 km (0.099 R)
• M20: 30,428,805 km (0.055 R)
• M21: 30,978,877 km (0.077 R)
• M22: 33,245,434 km (0.112 R)
• M23: 38,745,998 km (0.084 R)
• M24: 39,652,860 km (0.081 R)
• M25: 44,542,317 km (0.084 R)
• M26: 48,462,978 km (0.034 R)
• M27: 50,583,977 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.1

Radius: 5.4

Gravity: 27.27 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 11.62 AU - 18.34 AU

Year: 21727 Days

Day: 19 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,599,081 km

• M1: 67,319 km (0.08 R)
• M2: 293,960 km (0.105 R)
• M3: 519,703 km (0.044 R)
• M4: 1,355,058 km (0.11 R)
• M5: 1,980,975 km (0.117 R)
• M6: 2,346,891 km (0.086 R)
• M7: 2,558,273 km (0.107 R)
• M8: 3,213,213 km (0.082 R)
• M9: 3,876,829 km (0.115 R)
• M10: 4,737,017 km (0.093 R)
• M11: 4,923,266 km (0.042 R)
• M12: 5,430,702 km (0.095 R)
• M13: 6,367,633 km (0.095 R)
• M14: 7,761,437 km (0.108 R)
• M15: 11,006,215 km (0.044 R)
• M16: 12,215,713 km (0.11 R)
• M17: 12,637,729 km (0.064 R)
• M18: 16,712,775 km (0.097 R)
• M19: 21,483,301 km (0.115 R)
• M20: 24,232,162 km (0.073 R)
• M21: 29,028,868 km (0.107 R)
• M22: 31,451,756 km (0.09 R)
• M23: 39,219,027 km (0.078 R)
• M24: 44,114,168 km (0.048 R)
• M25: 44,443,283 km (0.078 R)
• M26: 52,472,650 km (0.055 R)
• M27: 60,804,204 km (0.053 R)
• M28: 61,007,807 km (0.074 R)
• M29: 63,905,966 km (0.064 R)
• M30: 68,423,224 km (0.119 R)
• M31: 73,148,721 km (0.1 R)
• M32: 74,305,113 km (0.097 R)
• M33: 77,129,969 km (0.069 R)
• M34: 84,503,499 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.6

Radius: 3

Gravity: 74.51 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.93 AU - 15.69 AU

Year: 22449 Days

Day: 21.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,599,081 km

• M1: 39,045 km (0.085 R)
• M2: 145,858 km (0.051 R)
• M3: 689,796 km (0.092 R)
• M4: 893,997 km (0.11 R)
• M5: 1,016,817 km (0.112 R)
• M6: 1,236,726 km (0.107 R)
• M7: 1,405,622 km (0.111 R)
• M8: 2,131,171 km (0.097 R)
• M9: 2,760,380 km (0.081 R)
• M10: 5,866,780 km (0.077 R)
• M11: 6,567,347 km (0.032 R)
• M12: 6,890,777 km (0.102 R)
• M13: 7,873,037 km (0.072 R)
• M14: 12,526,877 km (0.051 R)
• M15: 12,880,377 km (0.059 R)
• M16: 13,607,123 km (0.093 R)
• M17: 13,830,473 km (0.107 R)
• M18: 14,670,016 km (0.085 R)
• M19: 16,873,742 km (0.078 R)
• M20: 20,528,867 km (0.073 R)
• M21: 21,119,031 km (0.045 R)
• M22: 21,720,264 km (0.073 R)
• M23: 28,133,076 km (0.088 R)
• M24: 29,600,781 km (0.059 R)
• M25: 30,353,408 km (0.073 R)
• M26: 33,898,578 km (0.047 R)
• M27: 34,446,256 km (0.043 R)
• M28: 40,864,304 km (0.073 R)
• M29: 45,835,591 km (0.112 R)
• M30: 46,169,344 km (0.07 R)
• M31: 51,374,153 km (0.073 R)
• M32: 52,825,252 km (0.083 R)
• M33: 54,864,869 km (0.093 R)
• M34: 55,052,914 km (0.105 R)
• M35: 55,809,131 km (0.091 R)
• M36: 59,893,153 km (0.104 R)
• M37: 76,333,510 km (0.086 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: 558 - 18,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit