🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.72 AU - 0.8 AU

Year: 238 Days

Day: 46.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.2 AU - 1.36 AU

Year: 521 Days

Day: 31.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 55,767,211 km

• M1: 81,082 km (0.116 R)
• M2: 589,565 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.75 AU - 2.07 AU

Year: 950 Days

Day: 16.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.28 AU - 3.44 AU

Year: 2217 Days

Day: 22.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 14.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.7 AU - 7.66 AU

Year: 6214 Days

Day: 5.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,767,211 km

• M1: 182,809 km (0.065 R)
• M2: 672,143 km (0.116 R)
• M3: 1,191,098 km (0.08 R)
• M4: 2,075,072 km (0.077 R)
• M5: 2,548,549 km (0.11 R)
• M6: 3,014,846 km (0.09 R)
• M7: 4,349,708 km (0.116 R)
• M8: 4,994,475 km (0.085 R)
• M9: 5,671,554 km (0.063 R)
• M10: 6,409,371 km (0.069 R)
• M11: 7,883,209 km (0.091 R)
• M12: 9,750,041 km (0.114 R)
• M13: 10,340,354 km (0.062 R)
• M14: 12,256,404 km (0.03 R)
• M15: 13,381,230 km (0.071 R)
• M16: 14,632,467 km (0.092 R)
• M17: 15,286,658 km (0.067 R)
• M18: 17,831,468 km (0.096 R)
• M19: 19,275,087 km (0.072 R)
• M20: 19,989,267 km (0.115 R)
• M21: 22,865,586 km (0.108 R)
• M22: 24,155,568 km (0.117 R)
• M23: 26,267,441 km (0.065 R)
• M24: 30,663,076 km (0.112 R)
• M25: 32,430,724 km (0.086 R)
• M26: 35,846,642 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253

Radius: 12.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.53 AU - 13.03 AU

Year: 14551 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,767,211 km

• M1: 159,322 km (0.117 R)
• M2: 572,511 km (0.056 R)
• M3: 1,628,223 km (0.114 R)
• M4: 2,316,523 km (0.102 R)
• M5: 2,829,943 km (0.118 R)
• M6: 4,442,159 km (0.098 R)
• M7: 5,826,089 km (0.044 R)
• M8: 6,562,859 km (0.08 R)
• M9: 8,095,339 km (0.057 R)
• M10: 8,524,236 km (0.071 R)
• M11: 10,048,788 km (0.11 R)
• M12: 17,845,530 km (0.096 R)
• M13: 19,246,963 km (0.036 R)
• M14: 20,169,234 km (0.09 R)
• M15: 21,771,427 km (0.091 R)
• M16: 23,717,097 km (0.036 R)
• M17: 28,637,670 km (0.05 R)
• M18: 29,839,390 km (0.073 R)
• M19: 36,241,580 km (0.028 R)
• M20: 36,706,231 km (0.104 R)
• M21: 42,338,441 km (0.094 R)
• M22: 43,503,958 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.2

Radius: 7

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.34 AU - 16.08 AU

Year: 18270 Days

Day: 17.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,767,211 km

• M1: 87,814 km (0.086 R)
• M2: 380,427 km (0.032 R)
• M3: 886,068 km (0.1 R)
• M4: 1,207,554 km (0.105 R)
• M5: 1,531,134 km (0.101 R)
• M6: 2,051,884 km (0.105 R)
• M7: 2,884,546 km (0.062 R)
• M8: 4,765,739 km (0.099 R)
• M9: 7,258,040 km (0.095 R)
• M10: 8,098,182 km (0.105 R)
• M11: 8,806,079 km (0.086 R)
• M12: 11,815,838 km (0.103 R)
• M13: 12,356,186 km (0.069 R)
• M14: 13,038,651 km (0.112 R)
• M15: 13,680,875 km (0.08 R)
• M16: 19,597,471 km (0.07 R)
• M17: 22,195,686 km (0.071 R)
• M18: 25,705,402 km (0.113 R)
• M19: 29,241,597 km (0.092 R)
• M20: 30,118,390 km (0.077 R)
• M21: 30,787,242 km (0.081 R)
• M22: 34,040,846 km (0.054 R)
• M23: 35,874,617 km (0.115 R)
• M24: 39,738,131 km (0.038 R)
• M25: 40,005,163 km (0.032 R)
• M26: 42,462,308 km (0.079 R)
• M27: 44,155,308 km (0.088 R)
• M28: 47,675,196 km (0.107 R)
• M29: 49,042,072 km (0.1 R)
• M30: 49,503,431 km (0.095 R)
• M31: 50,434,828 km (0.048 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit