🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.67 AU - 0.83 AU

Year: 249 Days

Day: 41.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 177.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.79 AU - 1.17 AU

Year: 371 Days

Day: 27 Hours

Environment

Temp: 10 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.05 AU - 1.21 AU

Year: 460 Days

Day: 47.5 Hours

Environment

Temp: -16 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,619,900 km

• M1: 18,251 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.68 AU - 2.78 AU

Year: 1275 Days

Day: 45.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 10.8

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.29 AU - 6.99 AU

Year: 6551 Days

Day: 7.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,619,900 km

• M1: 136,134 km (0.11 R)
• M2: 547,229 km (0.11 R)
• M3: 1,293,722 km (0.047 R)
• M4: 1,656,348 km (0.047 R)
• M5: 2,010,595 km (0.085 R)
• M6: 2,503,670 km (0.052 R)
• M7: 2,895,766 km (0.09 R)
• M8: 3,595,435 km (0.117 R)
• M9: 6,247,656 km (0.096 R)
• M10: 6,691,513 km (0.047 R)
• M11: 7,303,518 km (0.038 R)
• M12: 10,602,450 km (0.072 R)
• M13: 10,940,092 km (0.057 R)
• M14: 11,738,945 km (0.116 R)
• M15: 13,396,938 km (0.065 R)
• M16: 13,906,319 km (0.087 R)
• M17: 16,844,122 km (0.045 R)
• M18: 17,773,424 km (0.098 R)
• M19: 19,088,838 km (0.107 R)
• M20: 19,952,466 km (0.084 R)
• M21: 20,542,630 km (0.071 R)
• M22: 25,603,825 km (0.099 R)
• M23: 30,169,253 km (0.105 R)
• M24: 32,339,619 km (0.118 R)
• M25: 35,464,270 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.5

Radius: 5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.21 AU - 12.99 AU

Year: 15127 Days

Day: 22.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,619,900 km

• M1: 378,333 km (0.066 R)
• M2: 651,648 km (0.097 R)
• M3: 1,049,279 km (0.05 R)
• M4: 4,480,157 km (0.034 R)
• M5: 6,568,543 km (0.108 R)
• M6: 9,315,310 km (0.108 R)
• M7: 14,241,119 km (0.081 R)
• M8: 15,363,253 km (0.097 R)
• M9: 21,867,319 km (0.059 R)
• M10: 24,085,856 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.6

Radius: 3.9

Gravity: 51.98 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.45 AU - 15.83 AU

Year: 21448 Days

Day: 23.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,619,900 km

• M1: 48,470 km (0.063 R)
• M2: 227,838 km (0.052 R)
• M3: 451,935 km (0.043 R)
• M4: 668,104 km (0.066 R)
• M5: 1,013,226 km (0.116 R)
• M6: 1,500,467 km (0.041 R)
• M7: 2,562,312 km (0.096 R)
• M8: 3,079,173 km (0.037 R)
• M9: 3,662,455 km (0.063 R)
• M10: 4,012,963 km (0.103 R)
• M11: 4,247,383 km (0.108 R)
• M12: 5,850,623 km (0.092 R)
• M13: 6,693,009 km (0.076 R)
• M14: 8,183,004 km (0.073 R)
• M15: 9,760,663 km (0.082 R)
• M16: 10,001,515 km (0.108 R)
• M17: 11,004,419 km (0.078 R)
• M18: 12,350,052 km (0.115 R)
• M19: 12,917,776 km (0.04 R)
• M20: 15,444,035 km (0.115 R)
• M21: 17,038,300 km (0.088 R)
• M22: 19,869,739 km (0.067 R)
• M23: 20,256,449 km (0.085 R)
• M24: 20,451,675 km (0.083 R)
• M25: 20,648,246 km (0.084 R)
• M26: 20,945,347 km (0.03 R)
• M27: 21,345,821 km (0.062 R)
• M28: 23,640,802 km (0.105 R)
• M29: 24,736,158 km (0.057 R)
• M30: 27,383,292 km (0.081 R)
• M31: 37,170,433 km (0.086 R)
• M32: 38,350,461 km (0.108 R)
• M33: 38,949,750 km (0.085 R)
• M34: 50,830,215 km (0.036 R)
• M35: 57,194,408 km (0.103 R)
• M36: 61,175,356 km (0.102 R)
• M37: 66,406,046 km (0.106 R)
• M38: 77,269,395 km (0.035 R)
• M39: 80,402,872 km (0.045 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 11,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit