🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.99 AU - 0.99 AU

Year: 443 Days

Day: 41.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.3

Radius: 13.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.89 AU - 2.81 AU

Year: 1620 Days

Day: 7.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,375,764 km

• M1: 170,392 km (0.07 R)
• M2: 883,675 km (0.08 R)
• M3: 1,332,319 km (0.077 R)
• M4: 1,858,305 km (0.085 R)
• M5: 3,134,973 km (0.104 R)
• M6: 6,915,760 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 9.3

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.55 AU - 2.73 AU

Year: 1929 Days

Day: 13.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 127.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,375,764 km

• M1: 115,639 km (0.079 R)
• M2: 430,243 km (0.05 R)
• M3: 1,083,986 km (0.061 R)
• M4: 1,717,533 km (0.102 R)
• M5: 2,072,978 km (0.087 R)
• M6: 2,477,640 km (0.108 R)
• M7: 2,877,964 km (0.097 R)
• M8: 4,071,007 km (0.12 R)
• M9: 5,369,367 km (0.05 R)
• M10: 5,744,558 km (0.089 R)
• M11: 6,303,905 km (0.113 R)
• M12: 6,747,014 km (0.088 R)
• M13: 7,450,423 km (0.057 R)
• M14: 8,144,557 km (0.076 R)
• M15: 8,820,590 km (0.057 R)
• M16: 9,661,479 km (0.103 R)
• M17: 10,520,769 km (0.05 R)
• M18: 13,047,777 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 9

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.46 AU - 3.38 AU

Year: 2243 Days

Day: 8.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,375,764 km

• M1: 111,899 km (0.084 R)
• M2: 401,969 km (0.086 R)
• M3: 870,211 km (0.085 R)
• M4: 1,524,103 km (0.108 R)
• M5: 2,604,499 km (0.084 R)
• M6: 3,037,884 km (0.094 R)
• M7: 4,069,960 km (0.118 R)
• M8: 4,611,803 km (0.113 R)
• M9: 5,130,609 km (0.046 R)
• M10: 6,556,875 km (0.106 R)
• M11: 7,572,794 km (0.107 R)
• M12: 9,306,035 km (0.1 R)
• M13: 10,510,148 km (0.054 R)
• M14: 11,090,588 km (0.109 R)
• M15: 11,856,230 km (0.075 R)
• M16: 12,188,935 km (0.111 R)
• M17: 12,570,859 km (0.11 R)
• M18: 13,136,339 km (0.096 R)
• M19: 13,447,801 km (0.085 R)
• M20: 14,039,461 km (0.096 R)
• M21: 16,788,172 km (0.058 R)
• M22: 17,797,060 km (0.057 R)
• M23: 18,454,693 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 13.4

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.55 AU - 5.05 AU

Year: 4728 Days

Day: 10 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,375,764 km

• M1: 170,542 km (0.027 R)
• M2: 613,351 km (0.09 R)
• M3: 1,590,375 km (0.075 R)
• M4: 2,221,678 km (0.113 R)
• M5: 2,824,557 km (0.052 R)
• M6: 3,355,929 km (0.09 R)
• M7: 3,875,183 km (0.084 R)
• M8: 4,577,844 km (0.069 R)
• M9: 5,123,877 km (0.095 R)
• M10: 5,586,882 km (0.098 R)
• M11: 6,211,603 km (0.116 R)
• M12: 7,028,557 km (0.068 R)
• M13: 8,503,293 km (0.085 R)
• M14: 10,403,934 km (0.093 R)
• M15: 11,931,178 km (0.117 R)
• M16: 14,352,121 km (0.102 R)
• M17: 15,227,268 km (0.118 R)
• M18: 15,830,297 km (0.082 R)
• M19: 16,711,877 km (0.113 R)
• M20: 19,203,579 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.3

Radius: 10.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.85 AU - 8.45 AU

Year: 8596 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,375,764 km

• M1: 135,984 km (0.112 R)
• M2: 561,441 km (0.114 R)
• M3: 924,814 km (0.091 R)
• M4: 1,548,039 km (0.069 R)
• M5: 2,531,346 km (0.079 R)
• M6: 3,385,549 km (0.051 R)
• M7: 3,777,346 km (0.111 R)
• M8: 4,738,662 km (0.073 R)
• M9: 5,115,948 km (0.115 R)
• M10: 5,956,389 km (0.119 R)
• M11: 8,221,151 km (0.079 R)
• M12: 10,554,878 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.5

Radius: 3

Gravity: 20.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.21 AU - 12.59 AU

Year: 17305 Days

Day: 23.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,375,764 km

• M1: 38,895 km (0.108 R)
• M2: 535,710 km (0.085 R)
• M3: 949,348 km (0.081 R)
• M4: 2,567,548 km (0.114 R)
• M5: 3,737,553 km (0.107 R)
• M6: 4,466,544 km (0.067 R)
• M7: 4,729,387 km (0.086 R)
• M8: 8,076,789 km (0.065 R)
• M9: 9,189,947 km (0.025 R)
• M10: 11,715,009 km (0.073 R)
• M11: 13,856,054 km (0.098 R)
• M12: 16,380,518 km (0.105 R)
• M13: 19,654,916 km (0.036 R)
• M14: 20,516,750 km (0.107 R)
• M15: 22,399,738 km (0.093 R)
• M16: 28,042,719 km (0.102 R)
• M17: 39,881,296 km (0.088 R)
• M18: 40,005,313 km (0.105 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 17,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit