🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.49 AU - 0.57 AU

Year: 143 Days

Day: 33.2 Hours

Environment

Temp: 220 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.57 AU - 0.85 AU

Year: 222 Days

Day: 12.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.68 AU - 0.76 AU

Year: 227 Days

Day: 23.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.98 AU - 1.42 AU

Year: 488 Days

Day: 30.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 44.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.27 AU - 1.29 AU

Year: 537 Days

Day: 24.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 109.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.6

Radius: 14.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.78 AU - 7.6 AU

Year: 5711 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,382,733 km

• M1: 338,390 km (0.101 R)
• M2: 932,294 km (0.12 R)
• M3: 1,474,586 km (0.055 R)
• M4: 2,553,486 km (0.097 R)
• M5: 3,276,792 km (0.081 R)
• M6: 4,501,849 km (0.109 R)
• M7: 5,164,268 km (0.081 R)
• M8: 6,044,801 km (0.075 R)
• M9: 7,161,400 km (0.105 R)
• M10: 9,589,224 km (0.082 R)
• M11: 10,107,730 km (0.09 R)
• M12: 10,690,413 km (0.112 R)
• M13: 14,167,966 km (0.027 R)
• M14: 16,436,318 km (0.114 R)
• M15: 16,992,373 km (0.087 R)
• M16: 20,314,194 km (0.085 R)
• M17: 21,536,109 km (0.101 R)
• M18: 22,277,367 km (0.096 R)
• M19: 24,764,581 km (0.111 R)
• M20: 27,518,080 km (0.068 R)
• M21: 28,834,840 km (0.11 R)
• M22: 29,373,093 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.4

Radius: 9.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.44 AU - 11.38 AU

Year: 10705 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,382,733 km

• M1: 119,379 km (0.045 R)
• M2: 552,016 km (0.062 R)
• M3: 1,075,010 km (0.114 R)
• M4: 1,891,366 km (0.115 R)
• M5: 2,253,542 km (0.025 R)
• M6: 3,556,241 km (0.078 R)
• M7: 14,049,783 km (0.038 R)
• M8: 15,372,528 km (0.059 R)
• M9: 18,191,550 km (0.12 R)
• M10: 19,838,024 km (0.117 R)
• M11: 21,663,268 km (0.117 R)
• M12: 22,742,915 km (0.099 R)
• M13: 26,290,479 km (0.036 R)
• M14: 28,685,541 km (0.091 R)
• M15: 31,431,859 km (0.089 R)
• M16: 34,237,567 km (0.115 R)
• M17: 34,683,518 km (0.065 R)
• M18: 39,603,194 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913

Radius: 9.4

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 11.28 AU - 11.6 AU

Year: 14350 Days

Day: 14.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,382,733 km

• M1: 116,836 km (0.1 R)
• M2: 446,101 km (0.085 R)
• M3: 900,579 km (0.054 R)
• M4: 1,363,585 km (0.096 R)
• M5: 2,353,623 km (0.038 R)
• M6: 3,593,490 km (0.069 R)
• M7: 5,369,367 km (0.099 R)
• M8: 6,983,977 km (0.076 R)
• M9: 8,242,394 km (0.086 R)
• M10: 8,693,731 km (0.101 R)
• M11: 9,374,551 km (0.075 R)
• M12: 11,881,960 km (0.091 R)
• M13: 13,120,631 km (0.088 R)
• M14: 14,515,182 km (0.119 R)
• M15: 16,630,197 km (0.073 R)
• M16: 17,926,911 km (0.099 R)
• M17: 20,447,037 km (0.05 R)
• M18: 22,899,245 km (0.049 R)
• M19: 23,691,665 km (0.048 R)
• M20: 28,041,971 km (0.097 R)
• M21: 33,021,935 km (0.054 R)
• M22: 38,839,646 km (0.072 R)
• M23: 41,989,579 km (0.084 R)
• M24: 43,325,787 km (0.059 R)
• M25: 45,305,715 km (0.102 R)
• M26: 50,601,181 km (0.112 R)
• M27: 60,132,360 km (0.047 R)
• M28: 60,882,593 km (0.076 R)
• M29: 63,170,543 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687

Radius: 8.5

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.77 AU - 13.53 AU

Year: 14747 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,382,733 km

• M1: 106,514 km (0.118 R)
• M2: 389,553 km (0.103 R)
• M3: 664,065 km (0.067 R)
• M4: 1,666,670 km (0.104 R)
• M5: 2,026,902 km (0.1 R)
• M6: 2,631,875 km (0.11 R)
• M7: 3,430,728 km (0.112 R)
• M8: 4,835,901 km (0.112 R)
• M9: 5,108,767 km (0.117 R)
• M10: 7,361,861 km (0.11 R)
• M11: 7,816,190 km (0.102 R)
• M12: 9,555,115 km (0.114 R)
• M13: 11,120,807 km (0.11 R)
• M14: 12,785,831 km (0.105 R)
• M15: 14,681,535 km (0.113 R)
• M16: 15,994,855 km (0.091 R)
• M17: 19,360,807 km (0.099 R)
• M18: 19,704,134 km (0.088 R)
• M19: 20,758,500 km (0.106 R)
• M20: 21,208,789 km (0.106 R)
• M21: 23,075,172 km (0.109 R)
• M22: 25,456,471 km (0.088 R)
• M23: 29,554,107 km (0.113 R)
• M24: 30,934,296 km (0.059 R)
• M25: 31,997,339 km (0.102 R)
• M26: 34,697,880 km (0.115 R)
• M27: 37,149,490 km (0.119 R)
• M28: 37,413,979 km (0.025 R)
• M29: 45,494,956 km (0.1 R)
• M30: 52,474,595 km (0.103 R)
• M31: 62,160,907 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.8

Radius: 4

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 13.28 AU - 19.76 AU

Year: 24901 Days

Day: 19.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,382,733 km

• M1: 62,532 km (0.09 R)
• M2: 228,735 km (0.089 R)
• M3: 493,673 km (0.044 R)
• M4: 1,074,562 km (0.086 R)
• M5: 1,570,778 km (0.09 R)
• M6: 2,037,673 km (0.049 R)
• M7: 3,289,657 km (0.106 R)
• M8: 3,628,048 km (0.055 R)
• M9: 4,105,265 km (0.08 R)
• M10: 5,935,744 km (0.036 R)
• M11: 7,879,619 km (0.047 R)
• M12: 10,927,676 km (0.104 R)
• M13: 15,663,495 km (0.049 R)
• M14: 18,475,337 km (0.111 R)
• M15: 19,372,027 km (0.071 R)
• M16: 29,327,017 km (0.09 R)
• M17: 34,280,202 km (0.068 R)
• M18: 37,788,422 km (0.104 R)
• M19: 43,915,502 km (0.071 R)
• M20: 50,358,234 km (0.057 R)
• M21: 50,829,916 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 13,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit