🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.71 AU - 1.07 AU

Year: 294 Days

Day: 34 Hours

Environment

Temp: 106 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,113,059 km

• M1: 204,351 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.46 AU - 2.08 AU

Year: 824 Days

Day: 41.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.48 AU - 2.12 AU

Year: 845 Days

Day: 21.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.28 AU - 4.46 AU

Year: 3196 Days

Day: 36.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,113,059 km

• M1: 658,380 km (0.079 R)
• M2: 832,662 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.5 AU - 5.44 AU

Year: 3876 Days

Day: 42.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.8

Radius: 14.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.35 AU - 11.45 AU

Year: 10083 Days

Day: 7.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,113,059 km

• M1: 183,257 km (0.041 R)
• M2: 699,220 km (0.09 R)
• M3: 1,238,072 km (0.115 R)
• M4: 2,010,595 km (0.112 R)
• M5: 2,557,974 km (0.071 R)
• M6: 3,228,172 km (0.084 R)
• M7: 3,879,073 km (0.103 R)
• M8: 4,438,419 km (0.025 R)
• M9: 5,548,136 km (0.099 R)
• M10: 6,150,417 km (0.071 R)
• M11: 7,914,924 km (0.057 R)
• M12: 9,104,975 km (0.105 R)
• M13: 10,099,352 km (0.058 R)
• M14: 12,304,126 km (0.072 R)
• M15: 16,188,883 km (0.064 R)
• M16: 18,486,557 km (0.057 R)
• M17: 20,243,883 km (0.053 R)
• M18: 21,936,134 km (0.116 R)
• M19: 23,538,178 km (0.103 R)
• M20: 25,121,671 km (0.103 R)
• M21: 26,974,291 km (0.058 R)
• M22: 30,406,216 km (0.077 R)
• M23: 33,078,184 km (0.117 R)
• M24: 33,886,162 km (0.102 R)
• M25: 35,541,612 km (0.089 R)
• M26: 37,126,452 km (0.067 R)
• M27: 38,630,808 km (0.113 R)
• M28: 41,095,283 km (0.115 R)
• M29: 41,760,994 km (0.083 R)
• M30: 43,113,658 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.9

Radius: 12.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.58 AU - 11.08 AU

Year: 12469 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,113,059 km

• M1: 156,779 km (0.087 R)
• M2: 917,933 km (0.118 R)
• M3: 1,888,972 km (0.086 R)
• M4: 2,351,080 km (0.051 R)
• M5: 3,047,309 km (0.106 R)
• M6: 6,792,192 km (0.099 R)
• M7: 7,498,144 km (0.085 R)
• M8: 12,198,510 km (0.108 R)
• M9: 16,511,715 km (0.091 R)
• M10: 21,748,389 km (0.07 R)
• M11: 24,121,909 km (0.118 R)
• M12: 25,371,051 km (0.091 R)
• M13: 31,137,301 km (0.075 R)
• M14: 33,906,657 km (0.091 R)
• M15: 34,865,130 km (0.103 R)
• M16: 37,977,215 km (0.086 R)
• M17: 39,534,828 km (0.115 R)
• M18: 41,269,864 km (0.066 R)
• M19: 44,748,313 km (0.085 R)
• M20: 47,967,061 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.1

Radius: 9.8

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.34 AU - 14.36 AU

Year: 14271 Days

Day: 7.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,113,059 km

• M1: 125,961 km (0.118 R)
• M2: 610,659 km (0.075 R)
• M3: 949,049 km (0.097 R)
• M4: 1,505,254 km (0.077 R)
• M5: 3,707,334 km (0.107 R)
• M6: 5,641,635 km (0.091 R)
• M7: 6,442,283 km (0.118 R)
• M8: 6,826,600 km (0.07 R)
• M9: 7,594,186 km (0.096 R)
• M10: 8,519,150 km (0.108 R)
• M11: 8,982,754 km (0.097 R)
• M12: 11,128,137 km (0.069 R)
• M13: 11,495,699 km (0.079 R)
• M14: 12,062,226 km (0.119 R)
• M15: 13,664,120 km (0.107 R)
• M16: 18,880,298 km (0.116 R)
• M17: 21,689,597 km (0.094 R)
• M18: 24,870,347 km (0.098 R)
• M19: 26,031,825 km (0.09 R)
• M20: 26,680,481 km (0.115 R)
• M21: 29,035,750 km (0.114 R)
• M22: 29,616,339 km (0.06 R)
• M23: 30,204,558 km (0.051 R)
• M24: 36,121,453 km (0.058 R)
• M25: 36,658,210 km (0.119 R)
• M26: 39,847,637 km (0.106 R)
• M27: 48,215,244 km (0.111 R)
• M28: 48,539,872 km (0.069 R)
• M29: 56,955,500 km (0.082 R)
• M30: 67,705,902 km (0.08 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 15,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit