🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.66 AU

Year: 178 Days

Day: 28.1 Hours

Environment

Temp: 127 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.64 AU - 0.84 AU

Year: 244 Days

Day: 19.8 Hours

Environment

Temp: 158 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,324,194 km

• M1: 432,936 km (0.095 R)
• M2: 495,917 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.9 AU - 1.14 AU

Year: 394 Days

Day: 30.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.54 AU - 3.22 AU

Year: 1871 Days

Day: 30.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.9

Radius: 9.6

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.95 AU - 6.45 AU

Year: 5211 Days

Day: 5.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,324,194 km

• M1: 119,379 km (0.119 R)
• M2: 474,973 km (0.119 R)
• M3: 908,957 km (0.075 R)
• M4: 1,479,074 km (0.101 R)
• M5: 2,025,406 km (0.099 R)
• M6: 2,387,881 km (0.105 R)
• M7: 3,370,590 km (0.067 R)
• M8: 4,550,019 km (0.1 R)
• M9: 4,897,685 km (0.111 R)
• M10: 6,370,326 km (0.098 R)
• M11: 11,625,101 km (0.067 R)
• M12: 12,074,044 km (0.111 R)
• M13: 14,723,871 km (0.12 R)
• M14: 16,902,166 km (0.048 R)
• M15: 17,478,566 km (0.107 R)
• M16: 17,936,037 km (0.092 R)
• M17: 19,217,791 km (0.047 R)
• M18: 24,468,826 km (0.065 R)
• M19: 25,123,915 km (0.053 R)
• M20: 26,043,793 km (0.112 R)
• M21: 26,726,707 km (0.117 R)
• M22: 27,072,577 km (0.114 R)
• M23: 28,756,750 km (0.087 R)
• M24: 29,486,339 km (0.079 R)
• M25: 31,942,885 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 9.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.52 AU - 6.92 AU

Year: 5940 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,324,194 km

• M1: 120,277 km (0.092 R)
• M2: 495,319 km (0.098 R)
• M3: 983,756 km (0.118 R)
• M4: 2,315,476 km (0.097 R)
• M5: 2,847,446 km (0.116 R)
• M6: 4,395,634 km (0.105 R)
• M7: 4,742,851 km (0.077 R)
• M8: 5,624,880 km (0.066 R)
• M9: 6,128,576 km (0.094 R)
• M10: 6,991,905 km (0.105 R)
• M11: 7,385,946 km (0.114 R)
• M12: 8,103,866 km (0.086 R)
• M13: 10,268,547 km (0.092 R)
• M14: 11,848,151 km (0.095 R)
• M15: 12,948,444 km (0.079 R)
• M16: 13,503,302 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.4

Radius: 7.3

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 15.07 AU - 17.83 AU

Year: 25546 Days

Day: 18.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,324,194 km

• M1: 90,806 km (0.103 R)
• M2: 377,286 km (0.083 R)
• M3: 617,839 km (0.106 R)
• M4: 1,064,389 km (0.096 R)
• M5: 1,487,152 km (0.059 R)
• M6: 1,729,052 km (0.034 R)
• M7: 1,957,339 km (0.041 R)
• M8: 2,360,654 km (0.11 R)
• M9: 2,643,095 km (0.05 R)
• M10: 3,027,861 km (0.118 R)
• M11: 4,586,222 km (0.114 R)
• M12: 5,702,372 km (0.109 R)
• M13: 10,247,305 km (0.113 R)
• M14: 10,620,252 km (0.107 R)
• M15: 11,131,727 km (0.104 R)
• M16: 11,393,673 km (0.096 R)
• M17: 12,693,978 km (0.1 R)
• M18: 16,163,152 km (0.101 R)
• M19: 21,909,955 km (0.119 R)
• M20: 22,843,445 km (0.118 R)
• M21: 23,695,256 km (0.102 R)
• M22: 24,789,564 km (0.104 R)
• M23: 26,146,716 km (0.086 R)
• M24: 35,345,489 km (0.071 R)
• M25: 39,135,401 km (0.098 R)
• M26: 40,507,962 km (0.114 R)
• M27: 42,228,637 km (0.093 R)
• M28: 48,896,812 km (0.118 R)
• M29: 65,966,079 km (0.063 R)
• M30: 69,887,188 km (0.094 R)
• M31: 79,634,537 km (0.095 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: 529 - 15,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit