🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.53 AU - 0.67 AU

Year: 178 Days

Day: 44.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.91 AU - 1.01 AU

Year: 360 Days

Day: 33.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,115,131 km

• M1: 362,775 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.1 AU - 1.3 AU

Year: 503 Days

Day: 26.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.08 AU - 1.78 AU

Year: 655 Days

Day: 25.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,115,131 km

• M1: 358,586 km (0.087 R)

Asteroid Belt

Center: 2.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.29 AU - 3.81 AU

Year: 2039 Days

Day: 26.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,115,131 km

• M1: 28,424 km (0.089 R)
• M2: 864,077 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.7

Radius: 8.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.06 AU - 4.8 AU

Year: 3570 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,115,131 km

• M1: 100,679 km (0.113 R)
• M2: 838,646 km (0.085 R)
• M3: 1,627,176 km (0.066 R)
• M4: 2,048,444 km (0.093 R)
• M5: 2,306,201 km (0.115 R)
• M6: 2,803,913 km (0.107 R)
• M7: 3,493,858 km (0.102 R)
• M8: 5,865,733 km (0.106 R)
• M9: 6,144,284 km (0.116 R)
• M10: 7,814,245 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 12.3

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.02 AU - 8.1 AU

Year: 8761 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,115,131 km

• M1: 162,762 km (0.065 R)
• M2: 1,382,733 km (0.101 R)
• M3: 1,775,876 km (0.067 R)
• M4: 2,351,529 km (0.108 R)
• M5: 2,939,149 km (0.114 R)
• M6: 4,962,311 km (0.096 R)
• M7: 7,608,099 km (0.087 R)
• M8: 8,441,060 km (0.091 R)
• M9: 10,679,642 km (0.072 R)
• M10: 12,538,695 km (0.12 R)
• M11: 19,204,926 km (0.078 R)
• M12: 25,471,581 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.9

Radius: 11.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.75 AU - 8.37 AU

Year: 8761 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,115,131 km

• M1: 146,905 km (0.067 R)
• M2: 522,695 km (0.117 R)
• M3: 1,403,078 km (0.071 R)
• M4: 1,777,971 km (0.119 R)
• M5: 2,237,685 km (0.048 R)
• M6: 3,110,439 km (0.058 R)
• M7: 3,589,451 km (0.078 R)
• M8: 4,668,501 km (0.098 R)
• M9: 6,263,064 km (0.034 R)
• M10: 6,731,455 km (0.103 R)
• M11: 8,236,560 km (0.088 R)
• M12: 11,053,338 km (0.101 R)
• M13: 11,847,104 km (0.027 R)
• M14: 12,565,623 km (0.089 R)
• M15: 13,430,298 km (0.107 R)
• M16: 14,644,584 km (0.059 R)
• M17: 15,022,768 km (0.116 R)
• M18: 16,601,325 km (0.116 R)
• M19: 17,430,845 km (0.12 R)
• M20: 18,360,296 km (0.028 R)
• M21: 19,549,450 km (0.108 R)
• M22: 24,029,906 km (0.091 R)
• M23: 24,823,074 km (0.094 R)
• M24: 25,724,551 km (0.106 R)
• M25: 28,953,920 km (0.077 R)
• M26: 30,054,063 km (0.047 R)
• M27: 34,401,078 km (0.063 R)
• M28: 38,191,140 km (0.072 R)
• M29: 39,271,236 km (0.059 R)
• M30: 41,744,089 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.8

Radius: 6.3

Gravity: 20.38 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.17 AU - 16.15 AU

Year: 19331 Days

Day: 15.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,115,131 km

• M1: 81,381 km (0.06 R)
• M2: 348,713 km (0.116 R)
• M3: 551,867 km (0.104 R)
• M4: 848,070 km (0.085 R)
• M5: 1,490,892 km (0.097 R)
• M6: 2,220,182 km (0.071 R)
• M7: 2,463,727 km (0.096 R)
• M8: 3,084,259 km (0.093 R)
• M9: 3,503,732 km (0.063 R)
• M10: 3,742,640 km (0.107 R)
• M11: 4,456,371 km (0.092 R)
• M12: 8,128,700 km (0.047 R)
• M13: 8,655,882 km (0.105 R)
• M14: 9,488,993 km (0.075 R)
• M15: 10,133,161 km (0.072 R)
• M16: 10,435,349 km (0.053 R)
• M17: 12,932,437 km (0.038 R)
• M18: 14,623,042 km (0.08 R)
• M19: 16,290,610 km (0.093 R)
• M20: 16,873,593 km (0.058 R)
• M21: 22,047,585 km (0.101 R)
• M22: 24,340,022 km (0.114 R)
• M23: 28,786,071 km (0.113 R)
• M24: 31,646,532 km (0.047 R)
• M25: 34,418,880 km (0.078 R)
• M26: 52,332,926 km (0.09 R)
• M27: 61,235,046 km (0.072 R)
• M28: 69,999,088 km (0.111 R)
• M29: 72,425,116 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.6

Radius: 8

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 13.56 AU - 15.5 AU

Year: 21206 Days

Day: 15.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,115,131 km

• M1: 103,821 km (0.068 R)
• M2: 421,567 km (0.103 R)
• M3: 683,662 km (0.119 R)
• M4: 1,071,420 km (0.115 R)
• M5: 1,368,073 km (0.111 R)
• M6: 2,070,883 km (0.106 R)
• M7: 3,203,339 km (0.095 R)
• M8: 5,470,495 km (0.069 R)
• M9: 5,904,778 km (0.049 R)
• M10: 6,404,434 km (0.095 R)
• M11: 9,503,055 km (0.086 R)
• M12: 9,899,489 km (0.053 R)
• M13: 12,581,779 km (0.093 R)
• M14: 13,268,733 km (0.039 R)
• M15: 14,419,589 km (0.093 R)
• M16: 15,325,255 km (0.119 R)
• M17: 16,672,683 km (0.066 R)
• M18: 17,333,307 km (0.108 R)
• M19: 17,840,144 km (0.069 R)
• M20: 18,356,856 km (0.028 R)
• M21: 22,158,437 km (0.111 R)
• M22: 23,774,243 km (0.094 R)
• M23: 24,294,993 km (0.065 R)
• M24: 26,453,990 km (0.053 R)
• M25: 26,900,689 km (0.064 R)
• M26: 28,155,067 km (0.097 R)
• M27: 33,303,777 km (0.093 R)
• M28: 35,285,051 km (0.082 R)
• M29: 37,905,707 km (0.101 R)
• M30: 47,029,232 km (0.068 R)
• M31: 52,797,427 km (0.072 R)
• M32: 59,209,790 km (0.054 R)
• M33: 63,495,320 km (0.106 R)
• M34: 65,713,707 km (0.113 R)
• M35: 70,946,491 km (0.118 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: 486 - 11,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit