🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.5 AU - 0.7 AU

Year: 171 Days

Day: 41.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.65 AU - 0.79 AU

Year: 225 Days

Day: 16.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.63 AU - 0.91 AU

Year: 249 Days

Day: 22.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.56 AU - 2.32 AU

Year: 997 Days

Day: 18.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,428,281 km

• M1: 316,848 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.64 AU - 2.56 AU

Year: 1123 Days

Day: 32.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,428,281 km

• M1: 12,865 km (0.044 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.4 AU - 4.62 AU

Year: 2963 Days

Day: 47.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 8.4

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.77 AU - 6.25 AU

Year: 5436 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,428,281 km

• M1: 104,419 km (0.107 R)
• M2: 473,028 km (0.065 R)
• M3: 973,284 km (0.084 R)
• M4: 1,795,773 km (0.111 R)
• M5: 4,256,359 km (0.032 R)
• M6: 4,884,670 km (0.026 R)
• M7: 7,562,172 km (0.073 R)
• M8: 12,660,318 km (0.11 R)
• M9: 14,093,915 km (0.079 R)
• M10: 15,189,121 km (0.052 R)
• M11: 18,036,566 km (0.071 R)
• M12: 18,701,978 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.9

Radius: 14.7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.89 AU - 11.23 AU

Year: 11773 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,428,281 km

• M1: 182,958 km (0.118 R)
• M2: 707,598 km (0.109 R)
• M3: 1,175,390 km (0.109 R)
• M4: 2,014,335 km (0.068 R)
• M5: 2,633,371 km (0.116 R)
• M6: 3,107,148 km (0.101 R)
• M7: 4,952,438 km (0.106 R)
• M8: 6,016,677 km (0.101 R)
• M9: 8,694,628 km (0.105 R)
• M10: 10,740,230 km (0.077 R)
• M11: 12,333,148 km (0.043 R)
• M12: 17,659,281 km (0.12 R)
• M13: 18,784,705 km (0.08 R)
• M14: 19,702,189 km (0.067 R)
• M15: 20,561,928 km (0.114 R)
• M16: 23,291,940 km (0.073 R)
• M17: 24,156,017 km (0.116 R)
• M18: 27,508,505 km (0.119 R)
• M19: 28,149,682 km (0.096 R)
• M20: 36,643,101 km (0.059 R)
• M21: 38,472,384 km (0.086 R)
• M22: 43,310,828 km (0.108 R)
• M23: 44,764,470 km (0.097 R)
• M24: 46,250,426 km (0.059 R)
• M25: 50,585,772 km (0.119 R)
• M26: 52,687,921 km (0.044 R)
• M27: 55,864,183 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.7

Radius: 3.7

Gravity: 38.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 17.12 AU - 20.5 AU

Year: 30100 Days

Day: 21.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,428,281 km

• M1: 46,974 km (0.107 R)
• M2: 211,980 km (0.065 R)
• M3: 487,091 km (0.098 R)
• M4: 702,960 km (0.032 R)
• M5: 833,260 km (0.091 R)
• M6: 5,100,091 km (0.094 R)
• M7: 6,913,516 km (0.09 R)
• M8: 9,174,837 km (0.106 R)
• M9: 11,062,463 km (0.118 R)
• M10: 11,814,941 km (0.12 R)
• M11: 12,096,783 km (0.105 R)
• M12: 13,118,836 km (0.082 R)
• M13: 13,805,340 km (0.117 R)
• M14: 17,238,013 km (0.096 R)
• M15: 18,247,200 km (0.063 R)
• M16: 19,101,703 km (0.115 R)
• M17: 19,982,685 km (0.114 R)
• M18: 21,198,766 km (0.068 R)
• M19: 44,759,683 km (0.11 R)
• M20: 52,297,172 km (0.117 R)
• M21: 70,280,182 km (0.101 R)
• M22: 70,510,413 km (0.106 R)
• M23: 76,432,095 km (0.081 R)
• M24: 89,252,633 km (0.051 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 12,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit