🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.14 AU - 1.6 AU

Year: 558 Days

Day: 14.2 Hours

Environment

Temp: 0 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.69 AU - 1.79 AU

Year: 799 Days

Day: 39.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,522,082 km

• M1: 41,289 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.77 AU - 3.93 AU

Year: 2135 Days

Day: 22.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.37 AU - 5.47 AU

Year: 3801 Days

Day: 20.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,522,082 km

• M1: 3,428,484 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.92 AU - 5.54 AU

Year: 4165 Days

Day: 24.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.6

Radius: 8.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.64 AU - 8.94 AU

Year: 6855 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 113.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,522,082 km

• M1: 111,301 km (0.079 R)
• M2: 472,580 km (0.089 R)
• M3: 2,739,137 km (0.092 R)
• M4: 3,898,072 km (0.042 R)
• M5: 6,934,759 km (0.113 R)
• M6: 7,507,719 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77

Radius: 5.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.16 AU - 17.28 AU

Year: 19668 Days

Day: 22.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,522,082 km

• M1: 165,306 km (0.067 R)
• M2: 987,047 km (0.054 R)
• M3: 2,023,610 km (0.064 R)
• M4: 3,029,058 km (0.031 R)
• M5: 3,346,953 km (0.111 R)
• M6: 4,304,380 km (0.104 R)
• M7: 4,569,766 km (0.049 R)
• M8: 7,435,014 km (0.108 R)
• M9: 8,958,070 km (0.107 R)
• M10: 9,303,342 km (0.106 R)
• M11: 9,523,550 km (0.055 R)
• M12: 24,349,148 km (0.04 R)
• M13: 28,107,944 km (0.119 R)
• M14: 32,740,691 km (0.075 R)
• M15: 33,973,527 km (0.1 R)

Asteroid Belt

Center: 15.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.8

Radius: 6.5

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.59 AU - 19.59 AU

Year: 23532 Days

Day: 21.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,522,082 km

• M1: 84,972 km (0.056 R)
• M2: 321,187 km (0.095 R)
• M3: 574,605 km (0.119 R)
• M4: 798,254 km (0.052 R)
• M5: 2,183,082 km (0.116 R)
• M6: 2,615,569 km (0.11 R)
• M7: 4,058,590 km (0.071 R)
• M8: 7,052,343 km (0.095 R)
• M9: 7,343,311 km (0.109 R)
• M10: 8,356,387 km (0.029 R)
• M11: 9,065,332 km (0.047 R)
• M12: 9,968,155 km (0.103 R)
• M13: 11,603,858 km (0.111 R)
• M14: 12,666,901 km (0.098 R)
• M15: 15,746,373 km (0.034 R)
• M16: 16,244,085 km (0.082 R)
• M17: 17,571,915 km (0.107 R)
• M18: 18,496,281 km (0.047 R)
• M19: 18,732,496 km (0.117 R)
• M20: 19,452,810 km (0.071 R)
• M21: 21,812,118 km (0.096 R)
• M22: 24,167,686 km (0.068 R)
• M23: 25,213,375 km (0.091 R)
• M24: 27,394,811 km (0.05 R)
• M25: 29,270,619 km (0.111 R)
• M26: 32,699,252 km (0.05 R)
• M27: 35,773,788 km (0.094 R)
• M28: 37,130,640 km (0.079 R)
• M29: 44,151,717 km (0.099 R)
• M30: 46,433,234 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.6

Radius: 3.5

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 14.35 AU - 19.21 AU

Year: 23938 Days

Day: 22.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,522,082 km

• M1: 86,767 km (0.084 R)
• M2: 306,376 km (0.088 R)
• M3: 1,200,224 km (0.048 R)
• M4: 3,585,861 km (0.048 R)
• M5: 5,281,254 km (0.063 R)
• M6: 12,962,207 km (0.097 R)
• M7: 13,154,290 km (0.086 R)
• M8: 14,347,483 km (0.073 R)
• M9: 16,643,661 km (0.032 R)
• M10: 19,590,140 km (0.086 R)
• M11: 21,766,640 km (0.095 R)
• M12: 25,475,021 km (0.087 R)
• M13: 27,215,293 km (0.12 R)
• M14: 36,987,026 km (0.117 R)
• M15: 38,024,039 km (0.077 R)
• M16: 49,013,648 km (0.089 R)
• M17: 55,646,070 km (0.046 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit