🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.06 AU - 1.26 AU

Year: 478 Days

Day: 28.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.21 AU - 1.39 AU

Year: 568 Days

Day: 41.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,624,340 km

• M1: 40,541 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.79 AU - 1.81 AU

Year: 925 Days

Day: 15.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.9 AU - 4.52 AU

Year: 2736 Days

Day: 14.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,624,340 km

• M1: 162,912 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.7

Radius: 12.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.39 AU - 4.79 AU

Year: 3167 Days

Day: 12.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,624,340 km

• M1: 160,369 km (0.084 R)
• M2: 648,507 km (0.117 R)
• M3: 1,645,726 km (0.117 R)
• M4: 2,056,372 km (0.098 R)
• M5: 2,859,862 km (0.074 R)
• M6: 3,407,391 km (0.068 R)
• M7: 4,535,059 km (0.043 R)
• M8: 4,946,454 km (0.116 R)
• M9: 5,432,796 km (0.107 R)
• M10: 6,937,601 km (0.086 R)
• M11: 8,096,237 km (0.113 R)
• M12: 8,601,279 km (0.105 R)
• M13: 9,824,092 km (0.107 R)
• M14: 10,243,714 km (0.118 R)
• M15: 11,118,862 km (0.097 R)
• M16: 11,957,208 km (0.051 R)
• M17: 13,109,411 km (0.09 R)
• M18: 13,807,135 km (0.049 R)
• M19: 14,285,998 km (0.104 R)
• M20: 15,327,648 km (0.113 R)
• M21: 16,154,775 km (0.112 R)
• M22: 19,583,558 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 10.5

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.47 AU - 13.63 AU

Year: 15029 Days

Day: 15 Hours

Environment

Temp: -179 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,624,340 km

• M1: 137,630 km (0.06 R)
• M2: 465,399 km (0.111 R)
• M3: 981,661 km (0.075 R)
• M4: 1,399,039 km (0.11 R)
• M5: 2,064,451 km (0.107 R)
• M6: 3,205,882 km (0.081 R)
• M7: 3,583,168 km (0.057 R)
• M8: 4,492,873 km (0.077 R)
• M9: 4,932,092 km (0.066 R)
• M10: 5,326,133 km (0.096 R)
• M11: 6,636,162 km (0.086 R)
• M12: 7,028,108 km (0.108 R)
• M13: 7,435,463 km (0.076 R)
• M14: 8,051,806 km (0.112 R)
• M15: 10,050,135 km (0.062 R)
• M16: 11,720,096 km (0.111 R)
• M17: 12,164,850 km (0.087 R)
• M18: 13,567,629 km (0.108 R)
• M19: 15,450,019 km (0.093 R)
• M20: 16,140,563 km (0.113 R)
• M21: 17,336,748 km (0.108 R)
• M22: 21,942,866 km (0.103 R)
• M23: 24,629,195 km (0.115 R)
• M24: 27,194,799 km (0.12 R)
• M25: 32,600,966 km (0.094 R)
• M26: 34,767,742 km (0.099 R)
• M27: 35,819,864 km (0.109 R)
• M28: 38,126,214 km (0.104 R)
• M29: 44,092,327 km (0.059 R)
• M30: 46,106,662 km (0.095 R)
• M31: 55,133,098 km (0.077 R)
• M32: 57,469,518 km (0.066 R)
• M33: 58,569,810 km (0.108 R)
• M34: 60,812,432 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.5

Radius: 6.5

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 15.45 AU - 22.61 AU

Year: 31785 Days

Day: 18.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,624,340 km

• M1: 80,932 km (0.119 R)
• M2: 306,227 km (0.059 R)
• M3: 508,633 km (0.118 R)
• M4: 780,003 km (0.077 R)
• M5: 5,208,399 km (0.045 R)
• M6: 6,167,621 km (0.086 R)
• M7: 7,567,259 km (0.104 R)
• M8: 10,766,559 km (0.102 R)
• M9: 14,252,488 km (0.105 R)
• M10: 17,678,878 km (0.04 R)
• M11: 20,623,562 km (0.069 R)
• M12: 21,701,565 km (0.114 R)
• M13: 22,816,667 km (0.096 R)
• M14: 23,344,000 km (0.025 R)
• M15: 28,766,324 km (0.064 R)
• M16: 29,901,174 km (0.096 R)
• M17: 32,480,390 km (0.099 R)
• M18: 34,394,645 km (0.041 R)
• M19: 39,949,064 km (0.105 R)
• M20: 41,620,671 km (0.078 R)
• M21: 45,933,278 km (0.08 R)
• M22: 46,492,325 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit