🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.71 AU - 1.11 AU

Year: 304 Days

Day: 34.7 Hours

Environment

Temp: 104 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.18 AU - 1.64 AU

Year: 586 Days

Day: 24.2 Hours

Environment

Temp: 0 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,260,201 km

• M1: 28,872 km (0.054 R)

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.04 AU - 2.24 AU

Year: 1095 Days

Day: 35.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,260,201 km

• M1: 328,517 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.37 AU - 4.93 AU

Year: 2958 Days

Day: 18.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,260,201 km

• M1: 29,471 km (0.092 R)

Asteroid Belt

Center: 8.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.9

Radius: 10.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.68 AU - 13.92 AU

Year: 15092 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,260,201 km

• M1: 134,339 km (0.063 R)
• M2: 483,201 km (0.032 R)
• M3: 949,647 km (0.083 R)
• M4: 6,172,707 km (0.091 R)
• M5: 6,980,685 km (0.044 R)
• M6: 7,506,223 km (0.03 R)
• M7: 12,489,178 km (0.077 R)
• M8: 13,039,848 km (0.12 R)
• M9: 14,547,645 km (0.086 R)
• M10: 17,494,723 km (0.052 R)
• M11: 18,536,074 km (0.084 R)
• M12: 26,469,847 km (0.071 R)
• M13: 28,402,951 km (0.115 R)
• M14: 30,625,975 km (0.091 R)
• M15: 31,024,205 km (0.111 R)
• M16: 33,276,102 km (0.112 R)
• M17: 33,696,920 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.1

Radius: 4.7

Gravity: 45.23 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 14.55 AU - 20.01 AU

Year: 25130 Days

Day: 21.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 102,260,201 km

• M1: 62,382 km (0.072 R)
• M2: 215,122 km (0.095 R)
• M3: 439,668 km (0.116 R)
• M4: 663,766 km (0.071 R)
• M5: 910,901 km (0.054 R)
• M6: 2,079,261 km (0.084 R)
• M7: 8,788,725 km (0.111 R)
• M8: 9,580,098 km (0.102 R)
• M9: 11,025,662 km (0.071 R)
• M10: 12,535,703 km (0.115 R)
• M11: 17,883,229 km (0.096 R)
• M12: 18,950,460 km (0.113 R)
• M13: 20,682,354 km (0.061 R)
• M14: 21,640,678 km (0.106 R)
• M15: 23,416,704 km (0.1 R)
• M16: 23,760,181 km (0.068 R)
• M17: 25,167,897 km (0.091 R)
• M18: 30,532,028 km (0.105 R)
• M19: 30,804,894 km (0.111 R)
• M20: 32,053,139 km (0.107 R)
• M21: 35,696,595 km (0.111 R)
• M22: 36,151,522 km (0.107 R)
• M23: 45,192,170 km (0.07 R)
• M24: 49,193,764 km (0.06 R)
• M25: 58,520,593 km (0.039 R)
• M26: 65,050,988 km (0.114 R)
• M27: 70,850,599 km (0.106 R)
• M28: 71,089,507 km (0.107 R)
• M29: 71,568,968 km (0.068 R)
• M30: 74,737,750 km (0.106 R)
• M31: 74,985,185 km (0.098 R)
• M32: 75,731,229 km (0.068 R)
• M33: 81,877,757 km (0.119 R)
• M34: 96,318,439 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.9

Radius: 6.5

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 15.38 AU - 24 AU

Year: 30566 Days

Day: 23.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,260,201 km

• M1: 80,932 km (0.101 R)
• M2: 1,168,808 km (0.108 R)
• M3: 1,373,308 km (0.065 R)
• M4: 2,323,853 km (0.119 R)
• M5: 3,184,191 km (0.115 R)
• M6: 3,524,077 km (0.111 R)
• M7: 3,922,307 km (0.102 R)
• M8: 7,869,446 km (0.094 R)
• M9: 8,608,011 km (0.054 R)
• M10: 9,897,395 km (0.087 R)
• M11: 13,476,225 km (0.108 R)
• M12: 13,956,434 km (0.11 R)
• M13: 16,712,775 km (0.083 R)
• M14: 17,548,728 km (0.113 R)
• M15: 18,218,178 km (0.076 R)
• M16: 19,304,109 km (0.075 R)
• M17: 26,367,373 km (0.095 R)
• M18: 29,724,798 km (0.088 R)
• M19: 36,497,692 km (0.073 R)
• M20: 38,697,828 km (0.113 R)
• M21: 41,486,332 km (0.118 R)
• M22: 43,533,579 km (0.04 R)
• M23: 49,697,909 km (0.089 R)
• M24: 50,650,847 km (0.079 R)
• M25: 59,781,852 km (0.057 R)
• M26: 61,730,813 km (0.028 R)
• M27: 69,003,514 km (0.099 R)
• M28: 78,100,112 km (0.115 R)
• M29: 81,476,685 km (0.07 R)
• M30: 84,949,450 km (0.104 R)
• M31: 85,764,609 km (0.078 R)
• M32: 88,241,351 km (0.093 R)
• M33: 90,765,366 km (0.106 R)
• M34: 92,761,600 km (0.072 R)
• M35: 94,786,707 km (0.111 R)
• M36: 97,730,793 km (0.111 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 10,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit