🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.15 AU - 2.83 AU

Year: 1680 Days

Day: 23.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.9

Radius: 8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.77 AU - 4.21 AU

Year: 2787 Days

Day: 11.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,077,677 km

• M1: 99,483 km (0.09 R)
• M2: 369,208 km (0.108 R)
• M3: 950,395 km (0.054 R)
• M4: 1,286,093 km (0.036 R)
• M5: 1,873,564 km (0.106 R)
• M6: 2,889,632 km (0.044 R)
• M7: 3,139,461 km (0.085 R)
• M8: 3,619,371 km (0.072 R)
• M9: 5,133,601 km (0.097 R)
• M10: 6,665,483 km (0.059 R)
• M11: 7,407,189 km (0.095 R)
• M12: 7,824,717 km (0.079 R)
• M13: 8,536,503 km (0.11 R)
• M14: 8,879,232 km (0.037 R)
• M15: 9,290,776 km (0.085 R)
• M16: 10,634,613 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.3

Radius: 8.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.61 AU - 5.71 AU

Year: 5011 Days

Day: 14.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,077,677 km

• M1: 111,301 km (0.061 R)
• M2: 644,468 km (0.072 R)
• M3: 1,189,752 km (0.056 R)
• M4: 1,640,191 km (0.092 R)
• M5: 2,255,786 km (0.088 R)
• M6: 3,570,153 km (0.055 R)
• M7: 4,188,740 km (0.057 R)
• M8: 5,260,609 km (0.114 R)
• M9: 7,552,897 km (0.032 R)
• M10: 8,882,972 km (0.044 R)
• M11: 12,086,311 km (0.105 R)
• M12: 13,708,999 km (0.075 R)
• M13: 14,136,400 km (0.066 R)
• M14: 16,728,483 km (0.109 R)
• M15: 19,561,866 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.5

Radius: 10.9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.58 AU - 7.98 AU

Year: 9277 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,077,677 km

• M1: 137,480 km (0.106 R)
• M2: 1,758,523 km (0.092 R)
• M3: 2,161,390 km (0.109 R)
• M4: 2,589,240 km (0.093 R)
• M5: 3,549,060 km (0.12 R)
• M6: 6,027,597 km (0.112 R)
• M7: 7,662,104 km (0.037 R)
• M8: 8,133,187 km (0.105 R)
• M9: 10,592,427 km (0.116 R)
• M10: 11,377,666 km (0.086 R)
• M11: 11,784,572 km (0.116 R)
• M12: 12,519,995 km (0.096 R)
• M13: 16,086,708 km (0.102 R)
• M14: 27,082,301 km (0.047 R)
• M15: 28,923,252 km (0.099 R)
• M16: 31,738,535 km (0.073 R)
• M17: 34,625,474 km (0.104 R)
• M18: 35,158,791 km (0.118 R)
• M19: 36,461,190 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.6

Radius: 13.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.83 AU - 10.11 AU

Year: 10538 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,077,677 km

• M1: 162,912 km (0.112 R)
• M2: 666,907 km (0.093 R)
• M3: 1,732,343 km (0.047 R)
• M4: 2,561,265 km (0.039 R)
• M5: 4,271,468 km (0.057 R)
• M6: 6,305,251 km (0.099 R)
• M7: 8,297,895 km (0.101 R)
• M8: 10,728,710 km (0.099 R)
• M9: 14,231,844 km (0.111 R)
• M10: 15,002,273 km (0.047 R)
• M11: 17,149,152 km (0.103 R)
• M12: 22,437,885 km (0.059 R)
• M13: 28,723,988 km (0.075 R)
• M14: 35,230,598 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.4

Radius: 14.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.41 AU - 10.35 AU

Year: 12281 Days

Day: 6.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 152.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,077,677 km

• M1: 189,391 km (0.042 R)
• M2: 718,369 km (0.083 R)
• M3: 1,408,015 km (0.073 R)
• M4: 2,739,885 km (0.11 R)
• M5: 4,266,830 km (0.046 R)
• M6: 5,064,038 km (0.091 R)
• M7: 5,698,183 km (0.088 R)
• M8: 6,707,669 km (0.074 R)
• M9: 8,251,370 km (0.078 R)
• M10: 13,101,333 km (0.103 R)
• M11: 14,716,840 km (0.062 R)
• M12: 15,645,693 km (0.113 R)
• M13: 16,842,027 km (0.051 R)
• M14: 17,306,230 km (0.115 R)
• M15: 23,086,691 km (0.114 R)
• M16: 27,195,995 km (0.096 R)
• M17: 28,924,150 km (0.099 R)
• M18: 37,092,044 km (0.078 R)
• M19: 39,486,657 km (0.088 R)
• M20: 41,419,162 km (0.097 R)
• M21: 58,320,281 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.8

Radius: 13.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.73 AU - 10.09 AU

Year: 12340 Days

Day: 13 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,077,677 km

• M1: 167,998 km (0.11 R)
• M2: 629,059 km (0.076 R)
• M3: 1,061,247 km (0.1 R)
• M4: 2,558,273 km (0.083 R)
• M5: 4,037,198 km (0.053 R)
• M6: 4,668,800 km (0.085 R)
• M7: 6,200,533 km (0.094 R)
• M8: 7,082,113 km (0.115 R)
• M9: 7,513,254 km (0.061 R)
• M10: 8,003,785 km (0.105 R)
• M11: 11,786,816 km (0.116 R)
• M12: 24,201,644 km (0.036 R)
• M13: 29,887,560 km (0.052 R)
• M14: 31,542,113 km (0.048 R)
• M15: 36,406,287 km (0.102 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: 235 - 19,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit