🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.52 AU - 0.8 AU

Year: 195 Days

Day: 14.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.68 AU - 0.88 AU

Year: 250 Days

Day: 41.5 Hours

Environment

Temp: 95 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,529,533 km

• M1: 260,450 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.81 AU - 1.33 AU

Year: 402 Days

Day: 33.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 48.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.4 AU - 1.78 AU

Year: 729 Days

Day: 36.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,529,533 km

• M1: 84,672 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.42 AU - 1.98 AU

Year: 806 Days

Day: 45.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.35 AU - 2.09 AU

Year: 820 Days

Day: 46.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,529,533 km

• M1: 55,501 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 12.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.85 AU - 8.59 AU

Year: 8565 Days

Day: 14.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,529,533 km

• M1: 153,936 km (0.104 R)
• M2: 580,440 km (0.109 R)
• M3: 1,665,922 km (0.028 R)
• M4: 2,213,899 km (0.116 R)
• M5: 2,644,142 km (0.092 R)
• M6: 4,872,403 km (0.036 R)
• M7: 5,640,588 km (0.071 R)
• M8: 6,037,172 km (0.064 R)
• M9: 6,523,664 km (0.084 R)
• M10: 7,774,452 km (0.098 R)
• M11: 8,955,976 km (0.076 R)
• M12: 10,400,044 km (0.104 R)
• M13: 12,430,386 km (0.106 R)
• M14: 12,820,986 km (0.087 R)
• M15: 14,466,563 km (0.117 R)
• M16: 18,531,735 km (0.052 R)
• M17: 24,764,581 km (0.092 R)
• M18: 25,923,665 km (0.097 R)
• M19: 28,062,466 km (0.108 R)
• M20: 28,542,526 km (0.089 R)
• M21: 31,333,274 km (0.072 R)
• M22: 31,746,164 km (0.109 R)
• M23: 35,628,528 km (0.101 R)
• M24: 36,760,685 km (0.108 R)
• M25: 38,858,795 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.9

Radius: 11.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.44 AU - 9.26 AU

Year: 9569 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,529,533 km

• M1: 148,700 km (0.073 R)
• M2: 731,982 km (0.106 R)
• M3: 1,174,642 km (0.072 R)
• M4: 1,663,977 km (0.118 R)
• M5: 2,663,740 km (0.116 R)
• M6: 3,522,581 km (0.102 R)
• M7: 4,255,012 km (0.093 R)
• M8: 4,646,809 km (0.11 R)
• M9: 5,304,292 km (0.06 R)
• M10: 6,049,887 km (0.057 R)
• M11: 7,071,192 km (0.112 R)
• M12: 14,347,483 km (0.075 R)
• M13: 15,896,120 km (0.05 R)
• M14: 20,649,742 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.1

Radius: 13.6

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 10.8 AU - 13.7 AU

Year: 15582 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,529,533 km

• M1: 188,045 km (0.117 R)
• M2: 752,477 km (0.046 R)
• M3: 1,229,994 km (0.087 R)
• M4: 2,734,948 km (0.106 R)
• M5: 3,560,280 km (0.117 R)
• M6: 4,032,261 km (0.063 R)
• M7: 4,802,690 km (0.035 R)
• M8: 5,488,147 km (0.108 R)
• M9: 6,199,037 km (0.071 R)
• M10: 6,970,513 km (0.075 R)
• M11: 10,156,947 km (0.081 R)
• M12: 12,947,995 km (0.062 R)
• M13: 16,290,759 km (0.084 R)
• M14: 17,919,880 km (0.088 R)
• M15: 21,772,773 km (0.105 R)
• M16: 22,886,829 km (0.048 R)
• M17: 24,136,120 km (0.093 R)
• M18: 26,665,970 km (0.046 R)
• M19: 29,703,704 km (0.089 R)
• M20: 30,497,770 km (0.078 R)
• M21: 32,128,536 km (0.064 R)
• M22: 32,844,811 km (0.107 R)
• M23: 35,183,774 km (0.092 R)
• M24: 36,717,152 km (0.041 R)
• M25: 37,763,738 km (0.094 R)
• M26: 38,830,222 km (0.074 R)
• M27: 39,916,601 km (0.115 R)
• M28: 43,008,789 km (0.104 R)
• M29: 49,825,067 km (0.095 R)
• M30: 59,270,826 km (0.038 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit