🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.5 AU - 0.6 AU

Year: 147 Days

Day: 43.5 Hours

Environment

Temp: 229 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,720,649 km

• M1: 81,680 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.17 AU - 1.71 AU

Year: 622 Days

Day: 19.3 Hours

Environment

Temp: -24 °C

Axial Tilt: 45.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.75 AU - 2.43 AU

Year: 1087 Days

Day: 26.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.3

Radius: 13

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.47 AU - 5.77 AU

Year: 4169 Days

Day: 7.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,720,649 km

• M1: 161,715 km (0.058 R)
• M2: 861,235 km (0.113 R)
• M3: 1,754,185 km (0.094 R)
• M4: 2,398,353 km (0.118 R)
• M5: 4,119,776 km (0.104 R)
• M6: 4,632,448 km (0.085 R)
• M7: 5,135,246 km (0.1 R)
• M8: 6,162,385 km (0.092 R)
• M9: 8,437,619 km (0.09 R)
• M10: 9,307,381 km (0.107 R)
• M11: 9,906,371 km (0.069 R)
• M12: 10,403,784 km (0.114 R)
• M13: 10,831,185 km (0.106 R)
• M14: 11,449,024 km (0.064 R)
• M15: 13,146,661 km (0.091 R)
• M16: 14,055,767 km (0.115 R)
• M17: 18,798,768 km (0.1 R)
• M18: 23,115,414 km (0.114 R)
• M19: 24,066,707 km (0.037 R)
• M20: 24,816,043 km (0.117 R)
• M21: 26,203,862 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.3

Radius: 13.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.58 AU - 7.64 AU

Year: 5435 Days

Day: 10.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,720,649 km

• M1: 171,888 km (0.07 R)
• M2: 1,924,427 km (0.077 R)
• M3: 2,375,913 km (0.089 R)
• M4: 3,283,823 km (0.111 R)
• M5: 4,498,558 km (0.078 R)
• M6: 7,062,366 km (0.109 R)
• M7: 7,992,266 km (0.118 R)
• M8: 9,250,085 km (0.055 R)
• M9: 9,759,017 km (0.097 R)
• M10: 12,112,940 km (0.114 R)
• M11: 17,529,130 km (0.038 R)
• M12: 18,537,719 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.8

Radius: 14.9

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.9 AU - 7.94 AU

Year: 8022 Days

Day: 7.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,720,649 km

• M1: 185,651 km (0.12 R)
• M2: 1,148,313 km (0.104 R)
• M3: 2,253,393 km (0.117 R)
• M4: 2,800,173 km (0.118 R)
• M5: 3,619,670 km (0.056 R)
• M6: 4,306,175 km (0.11 R)
• M7: 4,973,830 km (0.088 R)
• M8: 9,814,668 km (0.108 R)
• M9: 11,752,858 km (0.12 R)
• M10: 17,945,611 km (0.073 R)
• M11: 19,219,886 km (0.076 R)
• M12: 22,019,610 km (0.098 R)
• M13: 26,108,419 km (0.07 R)
• M14: 28,331,593 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.5

Radius: 9.2

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.02 AU - 15.16 AU

Year: 16077 Days

Day: 12.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,720,649 km

• M1: 123,717 km (0.089 R)
• M2: 580,739 km (0.067 R)
• M3: 1,321,099 km (0.112 R)
• M4: 1,635,554 km (0.061 R)
• M5: 2,015,383 km (0.032 R)
• M6: 3,075,134 km (0.106 R)
• M7: 3,892,686 km (0.119 R)
• M8: 4,738,064 km (0.112 R)
• M9: 6,513,192 km (0.119 R)
• M10: 7,000,732 km (0.064 R)
• M11: 10,832,681 km (0.067 R)
• M12: 11,269,656 km (0.107 R)
• M13: 12,705,198 km (0.076 R)
• M14: 15,997,697 km (0.03 R)
• M15: 18,007,844 km (0.082 R)
• M16: 19,038,573 km (0.118 R)
• M17: 19,963,387 km (0.05 R)
• M18: 25,891,502 km (0.049 R)
• M19: 26,411,055 km (0.078 R)
• M20: 27,203,475 km (0.077 R)
• M21: 27,830,589 km (0.066 R)
• M22: 35,062,599 km (0.026 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.7

Radius: 6.8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 17.32 AU - 17.56 AU

Year: 26211 Days

Day: 24.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,720,649 km

• M1: 84,523 km (0.12 R)
• M2: 332,107 km (0.106 R)
• M3: 699,819 km (0.049 R)
• M4: 1,210,396 km (0.102 R)
• M5: 1,979,329 km (0.072 R)
• M6: 2,753,349 km (0.073 R)
• M7: 4,087,911 km (0.096 R)
• M8: 4,312,907 km (0.084 R)
• M9: 5,667,515 km (0.087 R)
• M10: 6,766,611 km (0.059 R)
• M11: 8,399,023 km (0.027 R)
• M12: 8,950,141 km (0.119 R)
• M13: 12,715,071 km (0.117 R)
• M14: 14,647,128 km (0.103 R)
• M15: 15,854,532 km (0.116 R)
• M16: 16,838,288 km (0.079 R)
• M17: 22,723,917 km (0.076 R)
• M18: 29,953,234 km (0.101 R)
• M19: 30,912,006 km (0.056 R)
• M20: 38,827,978 km (0.092 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 15,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit