🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.47 AU - 0.55 AU

Year: 139 Days

Day: 41.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 64,761,810 km

• M1: 182,958 km (0.098 R)
• M2: 422,165 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.11 AU - 1.17 AU

Year: 464 Days

Day: 32.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.58 AU - 1.92 AU

Year: 882 Days

Day: 13 Hours

Environment

Temp: -66 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,761,810 km

• M1: 445,353 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.79 AU - 2.07 AU

Year: 1021 Days

Day: 13.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.09 AU - 3.37 AU

Year: 1718 Days

Day: 14.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.73 AU - 2.95 AU

Year: 1823 Days

Day: 28 Hours

Environment

Temp: -100 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,761,810 km

• M1: 1,280,558 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 8.4

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.02 AU - 9.46 AU

Year: 9007 Days

Day: 13.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,761,810 km

• M1: 108,010 km (0.118 R)
• M2: 421,268 km (0.095 R)
• M3: 759,808 km (0.118 R)
• M4: 1,146,817 km (0.107 R)
• M5: 2,186,672 km (0.084 R)
• M6: 5,999,024 km (0.072 R)
• M7: 8,615,641 km (0.07 R)
• M8: 9,885,876 km (0.091 R)
• M9: 11,070,242 km (0.075 R)
• M10: 13,192,587 km (0.049 R)
• M11: 13,956,584 km (0.075 R)
• M12: 18,224,611 km (0.068 R)
• M13: 18,585,142 km (0.103 R)
• M14: 19,097,664 km (0.106 R)
• M15: 20,304,919 km (0.084 R)
• M16: 22,538,565 km (0.096 R)
• M17: 24,317,882 km (0.026 R)
• M18: 31,851,182 km (0.115 R)
• M19: 39,108,923 km (0.104 R)
• M20: 40,437,202 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 12.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.57 AU - 10.03 AU

Year: 9106 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,761,810 km

• M1: 151,991 km (0.089 R)
• M2: 685,607 km (0.085 R)
• M3: 1,269,039 km (0.038 R)
• M4: 1,765,255 km (0.119 R)
• M5: 2,407,329 km (0.073 R)
• M6: 4,034,355 km (0.118 R)
• M7: 4,892,449 km (0.117 R)
• M8: 6,471,903 km (0.061 R)
• M9: 8,492,821 km (0.087 R)
• M10: 11,818,082 km (0.057 R)
• M11: 12,892,793 km (0.106 R)
• M12: 13,568,078 km (0.103 R)
• M13: 14,090,025 km (0.07 R)
• M14: 18,974,994 km (0.084 R)
• M15: 19,923,145 km (0.1 R)
• M16: 20,522,285 km (0.095 R)
• M17: 23,039,718 km (0.09 R)
• M18: 33,574,998 km (0.094 R)
• M19: 34,853,462 km (0.11 R)

Asteroid Belt

Center: 11.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.1

Radius: 4.2

Gravity: 22.4 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.39 AU - 16.29 AU

Year: 20679 Days

Day: 20 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,761,810 km

• M1: 64,177 km (0.11 R)
• M2: 375,790 km (0.065 R)
• M3: 1,015,620 km (0.087 R)
• M4: 1,340,098 km (0.069 R)
• M5: 1,979,928 km (0.091 R)
• M6: 2,113,519 km (0.098 R)
• M7: 2,441,736 km (0.083 R)
• M8: 2,618,112 km (0.054 R)
• M9: 3,464,687 km (0.045 R)
• M10: 7,343,610 km (0.111 R)
• M11: 8,994,273 km (0.073 R)
• M12: 9,203,560 km (0.108 R)
• M13: 13,545,938 km (0.086 R)
• M14: 16,309,908 km (0.11 R)
• M15: 17,175,032 km (0.119 R)
• M16: 20,851,101 km (0.114 R)
• M17: 23,408,776 km (0.12 R)
• M18: 29,594,348 km (0.11 R)
• M19: 29,825,028 km (0.117 R)
• M20: 32,935,617 km (0.055 R)
• M21: 39,651,963 km (0.03 R)
• M22: 40,355,671 km (0.109 R)
• M23: 50,440,812 km (0.085 R)
• M24: 51,433,094 km (0.08 R)
• M25: 52,101,797 km (0.05 R)
• M26: 56,059,857 km (0.061 R)
• M27: 63,030,370 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 18,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit