🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.67 AU - 0.69 AU

Year: 207 Days

Day: 31.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.67 AU - 0.81 AU

Year: 235 Days

Day: 43 Hours

Environment

Temp: 123 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.16 AU - 1.54 AU

Year: 579 Days

Day: 45.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,271,157 km

• M1: 133,441 km (0.104 R)
• M2: 153,787 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.22 AU - 1.74 AU

Year: 664 Days

Day: 31.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.91 AU - 3.69 AU

Year: 2212 Days

Day: 42.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.75 AU - 5.21 AU

Year: 3499 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,271,157 km

• M1: 43,234 km (0.109 R)
• M2: 1,471,445 km (0.033 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 12

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.86 AU - 5.86 AU

Year: 3953 Days

Day: 5.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,271,157 km

• M1: 149,299 km (0.087 R)
• M2: 642,074 km (0.098 R)
• M3: 1,064,239 km (0.083 R)
• M4: 1,676,843 km (0.115 R)
• M5: 2,051,884 km (0.042 R)
• M6: 2,799,425 km (0.113 R)
• M7: 3,616,080 km (0.082 R)
• M8: 4,229,132 km (0.115 R)
• M9: 4,659,226 km (0.112 R)
• M10: 6,339,060 km (0.075 R)
• M11: 7,333,288 km (0.088 R)
• M12: 7,815,142 km (0.096 R)
• M13: 9,670,455 km (0.045 R)
• M14: 12,955,176 km (0.088 R)
• M15: 14,552,133 km (0.097 R)
• M16: 16,103,912 km (0.103 R)
• M17: 16,625,410 km (0.086 R)
• M18: 17,038,749 km (0.093 R)
• M19: 17,458,969 km (0.102 R)
• M20: 18,009,489 km (0.112 R)
• M21: 19,145,087 km (0.075 R)
• M22: 19,730,463 km (0.074 R)
• M23: 24,852,844 km (0.113 R)
• M24: 25,315,999 km (0.079 R)
• M25: 26,339,398 km (0.093 R)
• M26: 27,554,133 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633

Radius: 13.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.33 AU - 10.71 AU

Year: 10838 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,271,157 km

• M1: 173,085 km (0.117 R)
• M2: 653,892 km (0.055 R)
• M3: 1,149,809 km (0.085 R)
• M4: 3,555,941 km (0.115 R)
• M5: 5,703,868 km (0.107 R)
• M6: 8,162,808 km (0.058 R)
• M7: 10,882,048 km (0.068 R)
• M8: 12,505,484 km (0.09 R)
• M9: 13,040,746 km (0.064 R)
• M10: 13,529,332 km (0.07 R)
• M11: 14,093,615 km (0.113 R)
• M12: 15,002,572 km (0.093 R)
• M13: 16,088,952 km (0.098 R)
• M14: 19,425,882 km (0.111 R)
• M15: 20,388,395 km (0.106 R)
• M16: 20,964,346 km (0.106 R)
• M17: 26,259,662 km (0.113 R)
• M18: 26,745,706 km (0.061 R)
• M19: 30,318,402 km (0.119 R)
• M20: 31,394,908 km (0.078 R)
• M21: 33,396,677 km (0.12 R)
• M22: 40,813,740 km (0.086 R)
• M23: 44,973,159 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.5

Radius: 7.4

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 13.64 AU - 15.76 AU

Year: 20795 Days

Day: 20.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,271,157 km

• M1: 92,003 km (0.075 R)
• M2: 361,279 km (0.026 R)
• M3: 683,662 km (0.116 R)
• M4: 1,677,291 km (0.095 R)
• M5: 5,491,738 km (0.043 R)
• M6: 7,608,697 km (0.107 R)
• M7: 8,779,749 km (0.102 R)
• M8: 11,972,018 km (0.071 R)
• M9: 13,856,952 km (0.109 R)
• M10: 14,105,733 km (0.111 R)
• M11: 20,045,217 km (0.117 R)
• M12: 21,504,544 km (0.108 R)
• M13: 25,553,710 km (0.111 R)
• M14: 28,053,341 km (0.104 R)
• M15: 37,236,556 km (0.118 R)
• M16: 38,693,040 km (0.073 R)
• M17: 40,820,771 km (0.03 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 14,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit