🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.88 AU - 1.18 AU

Year: 398 Days

Day: 14 Hours

Environment

Temp: 7 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 82,189,953 km

• M1: 29,770 km (0.095 R)
• M2: 39,793 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.29 AU - 1.87 AU

Year: 756 Days

Day: 41.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,189,953 km

• M1: 1,216,380 km (0.111 R)
• M2: 1,340,547 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.73 AU - 3.91 AU

Year: 2304 Days

Day: 36.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,189,953 km

• M1: 600,486 km (0.105 R)
• M2: 1,261,260 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.23 AU - 3.89 AU

Year: 2558 Days

Day: 28 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 10.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.57 AU - 5.93 AU

Year: 3942 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,189,953 km

• M1: 135,536 km (0.054 R)
• M2: 526,285 km (0.118 R)
• M3: 935,735 km (0.077 R)
• M4: 1,660,387 km (0.069 R)
• M5: 2,628,435 km (0.052 R)
• M6: 3,261,533 km (0.119 R)
• M7: 4,222,101 km (0.072 R)
• M8: 4,960,965 km (0.107 R)
• M9: 6,077,713 km (0.073 R)
• M10: 8,026,524 km (0.118 R)
• M11: 8,643,466 km (0.068 R)
• M12: 9,126,816 km (0.088 R)
• M13: 9,799,259 km (0.106 R)
• M14: 10,253,737 km (0.116 R)
• M15: 12,134,781 km (0.12 R)
• M16: 12,782,540 km (0.102 R)
• M17: 13,156,834 km (0.095 R)
• M18: 13,927,711 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.9

Radius: 10.5

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.04 AU - 8.3 AU

Year: 7311 Days

Day: 5.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,189,953 km

• M1: 132,544 km (0.115 R)
• M2: 873,502 km (0.091 R)
• M3: 1,295,966 km (0.117 R)
• M4: 2,536,133 km (0.054 R)
• M5: 3,415,469 km (0.081 R)
• M6: 3,915,425 km (0.117 R)
• M7: 7,089,742 km (0.069 R)
• M8: 19,251,002 km (0.049 R)
• M9: 20,000,787 km (0.098 R)
• M10: 20,575,691 km (0.098 R)
• M11: 21,359,434 km (0.083 R)
• M12: 21,892,900 km (0.041 R)
• M13: 22,572,224 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.7

Radius: 4.6

Gravity: 20.02 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 14.12 AU - 21.44 AU

Year: 28549 Days

Day: 17.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,189,953 km

• M1: 57,296 km (0.06 R)
• M2: 210,035 km (0.053 R)
• M3: 381,175 km (0.082 R)
• M4: 734,226 km (0.103 R)
• M5: 1,136,794 km (0.079 R)
• M6: 1,371,513 km (0.059 R)
• M7: 2,039,617 km (0.085 R)
• M8: 2,876,617 km (0.119 R)
• M9: 3,228,771 km (0.115 R)
• M10: 6,273,536 km (0.091 R)
• M11: 8,103,866 km (0.051 R)
• M12: 8,476,066 km (0.106 R)
• M13: 9,427,209 km (0.066 R)
• M14: 11,739,543 km (0.081 R)
• M15: 12,010,166 km (0.102 R)
• M16: 13,573,464 km (0.103 R)
• M17: 14,326,988 km (0.113 R)
• M18: 15,428,328 km (0.112 R)
• M19: 15,671,424 km (0.037 R)
• M20: 18,245,106 km (0.065 R)
• M21: 19,161,991 km (0.044 R)
• M22: 20,594,241 km (0.065 R)
• M23: 25,655,137 km (0.09 R)
• M24: 26,572,023 km (0.09 R)
• M25: 27,391,969 km (0.102 R)
• M26: 34,155,587 km (0.04 R)
• M27: 36,396,863 km (0.072 R)
• M28: 43,383,383 km (0.091 R)
• M29: 45,674,773 km (0.116 R)
• M30: 46,343,924 km (0.048 R)
• M31: 46,850,164 km (0.115 R)
• M32: 48,045,451 km (0.113 R)
• M33: 53,214,655 km (0.103 R)
• M34: 53,955,614 km (0.118 R)
• M35: 60,332,073 km (0.025 R)
• M36: 70,253,703 km (0.118 R)
• M37: 71,368,955 km (0.042 R)
• M38: 77,123,537 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 10,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit