🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.65 AU - 0.93 AU

Year: 256 Days

Day: 39.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,034,408 km

• M1: 207,941 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.92 AU - 1.08 AU

Year: 365 Days

Day: 17.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.92 AU - 2.56 AU

Year: 1225 Days

Day: 37.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,034,408 km

• M1: 128,654 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.52 AU - 2.54 AU

Year: 1470 Days

Day: 38 Hours

Environment

Temp: -87 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,034,408 km

• M1: 36,502 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.06 AU - 3.1 AU

Year: 1514 Days

Day: 20 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.1

Radius: 12.7

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.47 AU - 6.03 AU

Year: 5036 Days

Day: 5.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,034,408 km

• M1: 157,975 km (0.049 R)
• M2: 748,139 km (0.091 R)
• M3: 1,242,859 km (0.045 R)
• M4: 1,660,985 km (0.087 R)
• M5: 2,719,839 km (0.069 R)
• M6: 3,304,019 km (0.118 R)
• M7: 4,450,537 km (0.103 R)
• M8: 5,127,168 km (0.095 R)
• M9: 5,821,302 km (0.092 R)
• M10: 7,107,245 km (0.114 R)
• M11: 8,127,054 km (0.109 R)
• M12: 8,541,889 km (0.036 R)
• M13: 9,038,255 km (0.117 R)
• M14: 9,659,086 km (0.098 R)
• M15: 10,531,092 km (0.052 R)
• M16: 13,027,282 km (0.107 R)
• M17: 15,070,041 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.9

Radius: 9.9

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.05 AU - 6.61 AU

Year: 5142 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,034,408 km

• M1: 123,119 km (0.095 R)
• M2: 1,149,809 km (0.078 R)
• M3: 1,874,611 km (0.069 R)
• M4: 3,093,534 km (0.116 R)
• M5: 3,711,374 km (0.034 R)
• M6: 4,749,882 km (0.12 R)
• M7: 5,107,720 km (0.098 R)
• M8: 5,424,568 km (0.108 R)
• M9: 6,455,148 km (0.072 R)
• M10: 6,964,678 km (0.112 R)
• M11: 8,695,975 km (0.085 R)
• M12: 9,233,330 km (0.103 R)
• M13: 10,013,782 km (0.082 R)
• M14: 10,931,864 km (0.074 R)
• M15: 13,690,599 km (0.108 R)
• M16: 14,248,150 km (0.085 R)
• M17: 16,134,430 km (0.115 R)
• M18: 16,443,499 km (0.104 R)
• M19: 20,540,236 km (0.081 R)
• M20: 22,170,853 km (0.102 R)
• M21: 23,806,257 km (0.107 R)
• M22: 24,287,962 km (0.104 R)
• M23: 26,194,737 km (0.115 R)
• M24: 27,141,242 km (0.082 R)
• M25: 28,021,177 km (0.116 R)
• M26: 29,193,426 km (0.113 R)
• M27: 31,060,408 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.8

Radius: 5.2

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.64 AU - 21.24 AU

Year: 28922 Days

Day: 20.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,034,408 km

• M1: 64,776 km (0.116 R)
• M2: 484,398 km (0.067 R)
• M3: 851,960 km (0.104 R)
• M4: 1,968,858 km (0.077 R)
• M5: 2,818,723 km (0.117 R)
• M6: 3,045,214 km (0.092 R)
• M7: 3,859,326 km (0.111 R)
• M8: 4,044,378 km (0.112 R)
• M9: 4,333,102 km (0.081 R)
• M10: 4,704,554 km (0.068 R)
• M11: 10,417,846 km (0.054 R)
• M12: 11,713,064 km (0.036 R)
• M13: 12,299,787 km (0.042 R)
• M14: 13,744,604 km (0.107 R)
• M15: 14,619,003 km (0.069 R)
• M16: 22,890,718 km (0.107 R)
• M17: 31,403,735 km (0.118 R)
• M18: 32,028,007 km (0.066 R)
• M19: 36,357,219 km (0.067 R)
• M20: 37,462,448 km (0.084 R)
• M21: 42,714,381 km (0.041 R)
• M22: 45,833,945 km (0.111 R)
• M23: 52,347,287 km (0.108 R)
• M24: 52,697,047 km (0.118 R)
• M25: 62,935,974 km (0.118 R)
• M26: 68,206,307 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.2

Radius: 7.2

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.7 AU - 21.32 AU

Year: 29087 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,034,408 km

• M1: 89,609 km (0.085 R)
• M2: 331,210 km (0.081 R)
• M3: 644,767 km (0.044 R)
• M4: 1,718,431 km (0.039 R)
• M5: 2,386,086 km (0.073 R)
• M6: 3,078,575 km (0.057 R)
• M7: 3,961,352 km (0.082 R)
• M8: 4,854,301 km (0.089 R)
• M9: 5,587,032 km (0.097 R)
• M10: 7,031,848 km (0.04 R)
• M11: 10,953,706 km (0.12 R)
• M12: 11,210,416 km (0.102 R)
• M13: 15,882,806 km (0.05 R)
• M14: 17,312,662 km (0.111 R)
• M15: 19,756,792 km (0.052 R)
• M16: 22,628,174 km (0.108 R)
• M17: 25,317,345 km (0.104 R)
• M18: 29,060,583 km (0.077 R)
• M19: 45,706,787 km (0.052 R)
• M20: 51,216,626 km (0.103 R)
• M21: 54,875,940 km (0.034 R)
• M22: 70,149,134 km (0.118 R)
• M23: 80,791,826 km (0.091 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: 291 - 18,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit