🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.56 AU - 0.78 AU

Year: 199 Days

Day: 46.5 Hours

Environment

Temp: 177 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.26 AU - 1.62 AU

Year: 628 Days

Day: 39.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,262,703 km

• M1: 249,080 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.15 AU - 1.73 AU

Year: 628 Days

Day: 22.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.49 AU - 4.45 AU

Year: 2875 Days

Day: 34.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,262,703 km

• M1: 1,874,312 km (0.095 R)

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.2

Radius: 13.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.17 AU - 6.67 AU

Year: 5912 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,262,703 km

• M1: 174,132 km (0.101 R)
• M2: 718,967 km (0.104 R)
• M3: 1,739,524 km (0.109 R)
• M4: 2,329,538 km (0.073 R)
• M5: 2,789,402 km (0.025 R)
• M6: 3,918,866 km (0.111 R)
• M7: 5,565,639 km (0.116 R)
• M8: 6,430,464 km (0.102 R)
• M9: 7,671,977 km (0.109 R)
• M10: 8,664,110 km (0.1 R)
• M11: 9,956,785 km (0.119 R)
• M12: 11,136,963 km (0.113 R)
• M13: 11,615,078 km (0.081 R)
• M14: 12,106,806 km (0.086 R)
• M15: 15,650,630 km (0.043 R)
• M16: 16,867,310 km (0.082 R)
• M17: 26,697,984 km (0.071 R)
• M18: 27,643,143 km (0.095 R)
• M19: 30,149,955 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.9

Radius: 9

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7 AU - 11.1 AU

Year: 9895 Days

Day: 8.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,262,703 km

• M1: 112,049 km (0.046 R)
• M2: 434,881 km (0.096 R)
• M3: 856,747 km (0.051 R)
• M4: 1,935,048 km (0.115 R)
• M5: 3,342,166 km (0.116 R)
• M6: 7,844,763 km (0.108 R)
• M7: 20,847,062 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.3

Radius: 13.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.88 AU - 10.6 AU

Year: 11048 Days

Day: 12 Hours

Environment

Temp: -163 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,262,703 km

• M1: 168,746 km (0.077 R)
• M2: 661,821 km (0.09 R)
• M3: 1,779,467 km (0.068 R)
• M4: 2,201,632 km (0.064 R)
• M5: 3,043,419 km (0.054 R)
• M6: 3,656,022 km (0.034 R)
• M7: 4,118,729 km (0.08 R)
• M8: 7,259,685 km (0.06 R)
• M9: 8,405,306 km (0.115 R)
• M10: 12,812,459 km (0.106 R)
• M11: 15,791,102 km (0.049 R)
• M12: 18,564,198 km (0.043 R)
• M13: 21,298,698 km (0.091 R)
• M14: 22,807,542 km (0.108 R)
• M15: 26,336,107 km (0.058 R)
• M16: 30,433,293 km (0.096 R)
• M17: 38,820,348 km (0.036 R)
• M18: 40,531,150 km (0.101 R)
• M19: 49,235,053 km (0.089 R)
• M20: 50,926,855 km (0.069 R)
• M21: 52,657,104 km (0.04 R)
• M22: 53,456,406 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.7

Radius: 7.6

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.56 AU - 15.06 AU

Year: 16663 Days

Day: 22.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,262,703 km

• M1: 96,341 km (0.116 R)
• M2: 431,889 km (0.12 R)
• M3: 887,415 km (0.118 R)
• M4: 1,200,673 km (0.08 R)
• M5: 1,667,567 km (0.086 R)
• M6: 2,352,277 km (0.087 R)
• M7: 3,476,355 km (0.097 R)
• M8: 6,355,366 km (0.108 R)
• M9: 7,256,694 km (0.057 R)
• M10: 8,437,619 km (0.085 R)
• M11: 9,257,715 km (0.089 R)
• M12: 13,546,835 km (0.066 R)
• M13: 14,241,268 km (0.078 R)
• M14: 18,156,993 km (0.116 R)
• M15: 22,929,614 km (0.091 R)
• M16: 26,288,684 km (0.061 R)
• M17: 28,928,189 km (0.119 R)
• M18: 30,546,838 km (0.092 R)
• M19: 40,683,590 km (0.115 R)
• M20: 48,719,239 km (0.112 R)
• M21: 52,007,401 km (0.092 R)
• M22: 60,310,531 km (0.06 R)
• M23: 65,262,669 km (0.084 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 18,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit