🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.71 AU - 0.75 AU

Year: 235 Days

Day: 28.9 Hours

Environment

Temp: 172 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.87 AU - 1.41 AU

Year: 459 Days

Day: 19.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170

Radius: 10.4

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.47 AU - 7.57 AU

Year: 7769 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,438,373 km

• M1: 159,471 km (0.097 R)
• M2: 600,635 km (0.071 R)
• M3: 928,554 km (0.083 R)
• M4: 3,018,735 km (0.102 R)
• M5: 6,462,179 km (0.062 R)
• M6: 7,510,412 km (0.083 R)
• M7: 11,291,049 km (0.085 R)
• M8: 17,154,388 km (0.118 R)
• M9: 20,044,319 km (0.088 R)
• M10: 23,675,808 km (0.084 R)
• M11: 24,259,539 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627

Radius: 13.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.82 AU - 12.24 AU

Year: 12873 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,438,373 km

• M1: 205,398 km (0.079 R)
• M2: 749,485 km (0.102 R)
• M3: 1,265,448 km (0.12 R)
• M4: 4,913,542 km (0.04 R)
• M5: 5,836,411 km (0.116 R)
• M6: 8,914,088 km (0.049 R)
• M7: 14,430,061 km (0.103 R)
• M8: 25,629,257 km (0.098 R)
• M9: 30,332,464 km (0.091 R)
• M10: 40,195,003 km (0.048 R)
• M11: 41,543,927 km (0.107 R)
• M12: 45,772,012 km (0.086 R)
• M13: 46,798,253 km (0.027 R)
• M14: 51,214,233 km (0.09 R)
• M15: 52,639,302 km (0.065 R)
• M16: 54,744,144 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.3

Radius: 4.4

Gravity: 30.59 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.22 AU - 15.18 AU

Year: 19103 Days

Day: 16 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,438,373 km

• M1: 54,753 km (0.112 R)
• M2: 264,489 km (0.074 R)
• M3: 696,079 km (0.063 R)
• M4: 1,261,110 km (0.106 R)
• M5: 1,484,011 km (0.099 R)
• M6: 2,147,627 km (0.115 R)
• M7: 2,579,366 km (0.1 R)
• M8: 3,277,989 km (0.094 R)
• M9: 4,652,643 km (0.045 R)
• M10: 5,185,511 km (0.101 R)
• M11: 5,447,606 km (0.044 R)
• M12: 6,162,235 km (0.105 R)
• M13: 10,220,227 km (0.063 R)
• M14: 12,591,204 km (0.092 R)
• M15: 13,479,815 km (0.06 R)
• M16: 13,690,748 km (0.084 R)
• M17: 14,409,566 km (0.064 R)
• M18: 15,002,422 km (0.036 R)
• M19: 17,620,684 km (0.1 R)
• M20: 23,032,537 km (0.074 R)
• M21: 23,739,985 km (0.103 R)
• M22: 26,604,785 km (0.114 R)
• M23: 30,288,482 km (0.099 R)
• M24: 34,954,739 km (0.092 R)
• M25: 39,501,617 km (0.111 R)
• M26: 44,582,409 km (0.03 R)
• M27: 48,419,894 km (0.088 R)
• M28: 50,587,717 km (0.054 R)
• M29: 54,224,740 km (0.071 R)
• M30: 65,971,913 km (0.062 R)
• M31: 66,783,182 km (0.117 R)
• M32: 67,191,285 km (0.051 R)
• M33: 70,094,830 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.9

Radius: 6.1

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 13.35 AU - 19.81 AU

Year: 25433 Days

Day: 22.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,438,373 km

• M1: 78,688 km (0.107 R)
• M2: 781,649 km (0.092 R)
• M3: 986,448 km (0.027 R)
• M4: 1,316,461 km (0.107 R)
• M5: 1,524,701 km (0.103 R)
• M6: 2,070,135 km (0.042 R)
• M7: 2,998,689 km (0.081 R)
• M8: 4,349,109 km (0.064 R)
• M9: 5,314,764 km (0.1 R)
• M10: 6,690,166 km (0.097 R)
• M11: 7,610,642 km (0.105 R)
• M12: 12,006,426 km (0.041 R)
• M13: 16,366,306 km (0.072 R)
• M14: 20,672,182 km (0.076 R)
• M15: 21,070,112 km (0.028 R)
• M16: 21,984,305 km (0.114 R)
• M17: 22,818,762 km (0.112 R)
• M18: 30,526,044 km (0.087 R)
• M19: 37,993,072 km (0.041 R)
• M20: 39,193,445 km (0.095 R)
• M21: 39,803,057 km (0.078 R)
• M22: 46,931,844 km (0.052 R)
• M23: 47,619,246 km (0.106 R)
• M24: 54,110,447 km (0.068 R)
• M25: 56,980,632 km (0.059 R)
• M26: 65,553,937 km (0.113 R)
• M27: 82,679,153 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 14,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit