🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.96 AU - 1 AU

Year: 421 Days

Day: 33.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,598,424 km

• M1: 287,976 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.84 AU - 1.28 AU

Year: 473 Days

Day: 25.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.43 AU - 2.57 AU

Year: 1713 Days

Day: 46.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 12.8

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.42 AU - 5.06 AU

Year: 3785 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,598,424 km

• M1: 159,172 km (0.075 R)
• M2: 595,549 km (0.085 R)
• M3: 1,092,214 km (0.12 R)
• M4: 1,534,725 km (0.039 R)
• M5: 1,999,675 km (0.111 R)
• M6: 3,431,476 km (0.031 R)
• M7: 4,557,948 km (0.094 R)
• M8: 5,030,378 km (0.116 R)
• M9: 7,348,397 km (0.029 R)
• M10: 7,747,674 km (0.09 R)
• M11: 9,564,689 km (0.101 R)
• M12: 10,267,051 km (0.077 R)
• M13: 11,650,832 km (0.111 R)
• M14: 13,021,597 km (0.112 R)
• M15: 13,792,176 km (0.055 R)
• M16: 14,689,165 km (0.109 R)
• M17: 17,236,068 km (0.056 R)
• M18: 17,888,614 km (0.083 R)
• M19: 19,417,056 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.4

Radius: 14.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.22 AU - 5.4 AU

Year: 4573 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,598,424 km

• M1: 185,651 km (0.114 R)
• M2: 663,167 km (0.082 R)
• M3: 1,390,961 km (0.109 R)
• M4: 2,224,670 km (0.118 R)
• M5: 3,539,934 km (0.072 R)
• M6: 5,523,303 km (0.049 R)
• M7: 8,899,877 km (0.112 R)
• M8: 10,726,018 km (0.047 R)
• M9: 11,608,047 km (0.084 R)
• M10: 12,790,768 km (0.106 R)
• M11: 15,165,933 km (0.101 R)
• M12: 17,130,751 km (0.114 R)
• M13: 21,488,986 km (0.078 R)
• M14: 23,652,919 km (0.1 R)
• M15: 24,747,976 km (0.071 R)
• M16: 28,410,431 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902

Radius: 7

Gravity: 18.41 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.05 AU - 10.67 AU

Year: 13421 Days

Day: 22.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,598,424 km

• M1: 87,066 km (0.064 R)
• M2: 491,279 km (0.064 R)
• M3: 884,123 km (0.112 R)
• M4: 1,400,236 km (0.057 R)
• M5: 2,218,237 km (0.086 R)
• M6: 2,918,954 km (0.112 R)
• M7: 8,455,720 km (0.116 R)
• M8: 9,917,142 km (0.091 R)
• M9: 11,357,770 km (0.041 R)
• M10: 11,661,902 km (0.069 R)
• M11: 11,909,038 km (0.032 R)
• M12: 12,477,809 km (0.082 R)
• M13: 13,601,588 km (0.086 R)
• M14: 18,356,257 km (0.11 R)
• M15: 24,615,432 km (0.066 R)
• M16: 32,526,467 km (0.097 R)
• M17: 34,137,785 km (0.101 R)
• M18: 34,517,166 km (0.086 R)
• M19: 35,542,210 km (0.104 R)
• M20: 36,455,804 km (0.096 R)
• M21: 50,283,135 km (0.055 R)
• M22: 54,818,345 km (0.053 R)
• M23: 58,528,671 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.5

Radius: 3.4

Gravity: 35.68 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.41 AU - 10.45 AU

Year: 13564 Days

Day: 19.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,598,424 km

• M1: 42,336 km (0.086 R)
• M2: 181,163 km (0.104 R)
• M3: 432,787 km (0.11 R)
• M4: 637,437 km (0.113 R)
• M5: 985,551 km (0.048 R)
• M6: 1,095,505 km (0.083 R)
• M7: 1,839,455 km (0.076 R)
• M8: 2,042,011 km (0.112 R)
• M9: 2,634,718 km (0.075 R)
• M10: 3,096,377 km (0.072 R)
• M11: 4,093,297 km (0.087 R)
• M12: 4,558,098 km (0.118 R)
• M13: 4,803,288 km (0.107 R)
• M14: 5,319,850 km (0.06 R)
• M15: 6,236,735 km (0.104 R)
• M16: 7,295,439 km (0.091 R)
• M17: 7,420,054 km (0.036 R)
• M18: 7,630,838 km (0.043 R)
• M19: 9,123,525 km (0.091 R)
• M20: 10,014,530 km (0.102 R)
• M21: 12,492,769 km (0.085 R)
• M22: 12,731,078 km (0.106 R)
• M23: 17,704,160 km (0.069 R)
• M24: 21,116,487 km (0.068 R)
• M25: 25,701,513 km (0.114 R)
• M26: 26,378,443 km (0.057 R)
• M27: 28,173,468 km (0.053 R)
• M28: 29,519,400 km (0.085 R)
• M29: 30,691,350 km (0.088 R)
• M30: 31,016,127 km (0.076 R)
• M31: 34,276,014 km (0.071 R)
• M32: 38,254,719 km (0.114 R)
• M33: 41,071,647 km (0.069 R)
• M34: 44,160,992 km (0.086 R)
• M35: 44,575,079 km (0.099 R)
• M36: 44,852,434 km (0.062 R)
• M37: 49,153,821 km (0.073 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 18,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit