🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.61 AU - 0.89 AU

Year: 235 Days

Day: 17.1 Hours

Environment

Temp: 203 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.69 AU - 0.95 AU

Year: 269 Days

Day: 26.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 67.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.83 AU - 0.93 AU

Year: 299 Days

Day: 24.3 Hours

Environment

Temp: 101 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,901,603 km

• M1: 676,482 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.11 AU - 1.71 AU

Year: 606 Days

Day: 28.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.4 AU - 1.52 AU

Year: 638 Days

Day: 19.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.16 AU - 3.78 AU

Year: 2338 Days

Day: 16.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.63 AU - 4.31 AU

Year: 2338 Days

Day: 18.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91

Radius: 9.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.85 AU - 7.85 AU

Year: 5787 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,901,603 km

• M1: 162,762 km (0.07 R)
• M2: 461,509 km (0.094 R)
• M3: 807,230 km (0.115 R)
• M4: 1,311,525 km (0.117 R)
• M5: 1,631,215 km (0.087 R)
• M6: 2,785,662 km (0.081 R)
• M7: 3,721,995 km (0.081 R)
• M8: 4,332,654 km (0.066 R)
• M9: 4,898,582 km (0.113 R)
• M10: 5,925,721 km (0.09 R)
• M11: 7,997,652 km (0.051 R)
• M12: 8,654,985 km (0.053 R)
• M13: 9,113,053 km (0.105 R)
• M14: 11,146,986 km (0.05 R)
• M15: 11,689,428 km (0.052 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 11.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.65 AU - 7.53 AU

Year: 6118 Days

Day: 6.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,901,603 km

• M1: 145,559 km (0.108 R)
• M2: 1,054,964 km (0.057 R)
• M3: 1,667,717 km (0.075 R)
• M4: 2,985,076 km (0.12 R)
• M5: 3,414,422 km (0.087 R)
• M6: 5,211,092 km (0.059 R)
• M7: 9,972,194 km (0.112 R)
• M8: 11,617,172 km (0.109 R)
• M9: 14,214,640 km (0.111 R)
• M10: 15,618,616 km (0.108 R)
• M11: 16,106,604 km (0.099 R)
• M12: 17,306,379 km (0.079 R)
• M13: 18,227,902 km (0.1 R)
• M14: 22,243,558 km (0.098 R)
• M15: 27,425,628 km (0.072 R)
• M16: 27,868,587 km (0.103 R)
• M17: 29,042,332 km (0.117 R)
• M18: 32,464,683 km (0.103 R)
• M19: 33,561,833 km (0.104 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.6

Radius: 13.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.26 AU - 12.12 AU

Year: 11764 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,901,603 km

• M1: 167,849 km (0.113 R)
• M2: 631,752 km (0.112 R)
• M3: 1,101,639 km (0.055 R)
• M4: 2,097,063 km (0.043 R)
• M5: 2,720,736 km (0.049 R)
• M6: 3,267,816 km (0.104 R)
• M7: 4,723,702 km (0.089 R)
• M8: 6,164,928 km (0.089 R)
• M9: 9,668,959 km (0.102 R)
• M10: 11,051,543 km (0.027 R)
• M11: 12,132,537 km (0.048 R)
• M12: 12,562,332 km (0.099 R)
• M13: 13,509,735 km (0.114 R)
• M14: 14,206,861 km (0.077 R)
• M15: 14,988,809 km (0.119 R)
• M16: 15,799,480 km (0.102 R)
• M17: 17,170,395 km (0.096 R)
• M18: 18,057,959 km (0.09 R)
• M19: 18,548,341 km (0.025 R)
• M20: 21,523,842 km (0.087 R)
• M21: 22,394,951 km (0.106 R)
• M22: 23,454,553 km (0.09 R)
• M23: 24,123,105 km (0.09 R)
• M24: 26,294,369 km (0.087 R)
• M25: 29,068,512 km (0.113 R)
• M26: 35,847,988 km (0.109 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 19,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit