🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.62 AU - 0.8 AU

Year: 210 Days

Day: 19.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,583,459 km

• M1: 46,375 km (0.104 R)
• M2: 95,144 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.82 AU - 0.98 AU

Year: 300 Days

Day: 47.4 Hours

Environment

Temp: 113 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.86 AU - 1.12 AU

Year: 346 Days

Day: 30 Hours

Environment

Temp: 175 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,583,459 km

• M1: 24,085 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.05 AU - 4.41 AU

Year: 2532 Days

Day: 27.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.38 AU - 5.48 AU

Year: 3277 Days

Day: 24.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.56 AU - 4.6 AU

Year: 3445 Days

Day: 16.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.5

Radius: 11.4

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9 AU - 11.72 AU

Year: 11720 Days

Day: 8.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,583,459 km

• M1: 141,819 km (0.063 R)
• M2: 616,942 km (0.063 R)
• M3: 2,244,866 km (0.075 R)
• M4: 4,508,132 km (0.115 R)
• M5: 5,701,474 km (0.05 R)
• M6: 6,588,889 km (0.038 R)
• M7: 7,386,694 km (0.111 R)
• M8: 8,247,929 km (0.109 R)
• M9: 8,669,945 km (0.08 R)
• M10: 9,986,855 km (0.097 R)
• M11: 10,466,765 km (0.1 R)
• M12: 15,358,914 km (0.062 R)
• M13: 17,280,050 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.9

Radius: 5.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.71 AU - 15.99 AU

Year: 17144 Days

Day: 22.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,583,459 km

• M1: 70,909 km (0.087 R)
• M2: 358,287 km (0.105 R)
• M3: 544,686 km (0.119 R)
• M4: 1,076,357 km (0.04 R)
• M5: 2,030,641 km (0.108 R)
• M6: 2,515,787 km (0.073 R)
• M7: 4,889,906 km (0.102 R)
• M8: 5,219,021 km (0.033 R)
• M9: 8,448,689 km (0.063 R)
• M10: 8,835,400 km (0.038 R)
• M11: 9,144,170 km (0.041 R)
• M12: 10,847,192 km (0.11 R)
• M13: 11,407,137 km (0.102 R)
• M14: 19,630,083 km (0.108 R)
• M15: 23,594,576 km (0.048 R)
• M16: 25,852,756 km (0.086 R)
• M17: 28,824,817 km (0.105 R)
• M18: 30,592,914 km (0.098 R)
• M19: 34,996,776 km (0.091 R)
• M20: 39,210,948 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.9

Radius: 6.6

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.39 AU - 15.13 AU

Year: 19930 Days

Day: 18.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 73,583,459 km

• M1: 82,129 km (0.051 R)
• M2: 586,274 km (0.051 R)
• M3: 886,218 km (0.1 R)
• M4: 1,272,330 km (0.043 R)
• M5: 2,027,201 km (0.115 R)
• M6: 3,482,788 km (0.098 R)
• M7: 3,927,243 km (0.048 R)
• M8: 4,375,439 km (0.079 R)
• M9: 5,297,560 km (0.096 R)
• M10: 6,343,249 km (0.081 R)
• M11: 6,646,783 km (0.094 R)
• M12: 7,097,372 km (0.075 R)
• M13: 7,664,647 km (0.115 R)
• M14: 8,889,255 km (0.068 R)
• M15: 10,063,299 km (0.1 R)
• M16: 10,357,409 km (0.107 R)
• M17: 11,527,713 km (0.031 R)
• M18: 16,358,527 km (0.107 R)
• M19: 17,012,868 km (0.094 R)
• M20: 17,599,441 km (0.096 R)
• M21: 17,855,104 km (0.114 R)
• M22: 18,113,011 km (0.111 R)
• M23: 20,360,719 km (0.11 R)
• M24: 22,586,885 km (0.044 R)
• M25: 23,295,380 km (0.085 R)
• M26: 24,123,105 km (0.09 R)
• M27: 30,966,610 km (0.106 R)
• M28: 31,339,258 km (0.114 R)
• M29: 34,031,571 km (0.106 R)
• M30: 36,458,946 km (0.025 R)
• M31: 37,856,040 km (0.103 R)
• M32: 43,491,243 km (0.08 R)
• M33: 43,802,406 km (0.118 R)
• M34: 46,833,109 km (0.035 R)
• M35: 48,985,374 km (0.048 R)
• M36: 55,106,171 km (0.055 R)
• M37: 55,836,657 km (0.082 R)
• M38: 56,944,280 km (0.084 R)
• M39: 59,012,919 km (0.069 R)
• M40: 60,936,449 km (0.052 R)
• M41: 62,505,132 km (0.051 R)
• M42: 64,100,593 km (0.064 R)
• M43: 73,363,245 km (0.063 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 15,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit