🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.64 AU - 0.78 AU

Year: 273 Days

Day: 28.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.42 AU - 2.14 AU

Year: 1084 Days

Day: 18.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 15

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.99 AU - 4.09 AU

Year: 3041 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,594,369 km

• M1: 191,784 km (0.116 R)
• M2: 897,737 km (0.09 R)
• M3: 1,609,075 km (0.071 R)
• M4: 2,247,409 km (0.104 R)
• M5: 3,575,688 km (0.106 R)
• M6: 4,294,506 km (0.065 R)
• M7: 5,219,919 km (0.078 R)
• M8: 6,123,041 km (0.114 R)
• M9: 6,935,058 km (0.06 R)
• M10: 8,333,200 km (0.115 R)
• M11: 9,466,254 km (0.057 R)
• M12: 11,879,417 km (0.089 R)
• M13: 12,934,381 km (0.103 R)
• M14: 13,657,388 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.3

Radius: 6.4

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.75 AU - 11.35 AU

Year: 13474 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,594,369 km

• M1: 79,586 km (0.092 R)
• M2: 451,038 km (0.117 R)
• M3: 1,890,618 km (0.09 R)
• M4: 2,321,460 km (0.059 R)
• M5: 3,149,334 km (0.061 R)
• M6: 6,075,020 km (0.069 R)
• M7: 6,430,016 km (0.038 R)
• M8: 8,036,098 km (0.112 R)
• M9: 8,659,024 km (0.039 R)
• M10: 9,946,463 km (0.113 R)
• M11: 10,328,686 km (0.072 R)
• M12: 11,714,112 km (0.095 R)
• M13: 14,291,085 km (0.06 R)
• M14: 15,784,520 km (0.082 R)
• M15: 21,512,024 km (0.102 R)
• M16: 22,243,707 km (0.057 R)
• M17: 22,709,256 km (0.065 R)
• M18: 26,985,511 km (0.065 R)
• M19: 28,268,313 km (0.106 R)
• M20: 32,717,503 km (0.119 R)
• M21: 33,198,610 km (0.11 R)
• M22: 38,806,884 km (0.067 R)
• M23: 40,993,257 km (0.032 R)
• M24: 46,059,838 km (0.08 R)
• M25: 48,977,595 km (0.108 R)
• M26: 58,996,613 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.3

Radius: 4.7

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 10.87 AU - 14.95 AU

Year: 21178 Days

Day: 20.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,594,369 km

• M1: 59,540 km (0.112 R)
• M2: 207,642 km (0.096 R)
• M3: 710,291 km (0.113 R)
• M4: 986,448 km (0.097 R)
• M5: 1,264,551 km (0.073 R)
• M6: 1,941,032 km (0.12 R)
• M7: 2,719,390 km (0.089 R)
• M8: 3,067,953 km (0.115 R)
• M9: 3,498,496 km (0.097 R)
• M10: 5,485,305 km (0.114 R)
• M11: 7,092,285 km (0.094 R)
• M12: 7,706,086 km (0.104 R)
• M13: 8,307,170 km (0.093 R)
• M14: 8,498,206 km (0.051 R)
• M15: 10,297,569 km (0.105 R)
• M16: 12,151,536 km (0.081 R)
• M17: 13,614,005 km (0.116 R)
• M18: 17,344,826 km (0.062 R)
• M19: 18,780,217 km (0.082 R)
• M20: 19,275,835 km (0.094 R)
• M21: 19,779,980 km (0.061 R)
• M22: 21,704,257 km (0.119 R)
• M23: 28,978,304 km (0.098 R)
• M24: 31,452,504 km (0.065 R)
• M25: 32,268,410 km (0.109 R)
• M26: 35,173,003 km (0.097 R)
• M27: 36,945,289 km (0.089 R)
• M28: 42,617,741 km (0.064 R)
• M29: 43,186,512 km (0.073 R)
• M30: 44,776,587 km (0.073 R)
• M31: 44,923,044 km (0.046 R)
• M32: 46,405,259 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.8

Radius: 7.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.98 AU - 15.4 AU

Year: 23126 Days

Day: 20.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,594,369 km

• M1: 90,208 km (0.026 R)
• M2: 318,943 km (0.027 R)
• M3: 692,040 km (0.067 R)
• M4: 1,325,587 km (0.07 R)
• M5: 1,567,337 km (0.07 R)
• M6: 1,855,762 km (0.084 R)
• M7: 2,217,639 km (0.102 R)
• M8: 4,186,347 km (0.117 R)
• M9: 5,861,544 km (0.105 R)
• M10: 10,031,435 km (0.073 R)
• M11: 10,973,303 km (0.117 R)
• M12: 20,036,840 km (0.09 R)
• M13: 20,380,765 km (0.052 R)
• M14: 26,330,272 km (0.096 R)
• M15: 40,674,015 km (0.053 R)
• M16: 41,225,583 km (0.08 R)
• M17: 46,565,928 km (0.026 R)
• M18: 52,512,293 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.7

Radius: 7.4

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.33 AU - 18.01 AU

Year: 25653 Days

Day: 16.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,594,369 km

• M1: 122,670 km (0.118 R)
• M2: 398,230 km (0.101 R)
• M3: 633,397 km (0.074 R)
• M4: 906,713 km (0.039 R)
• M5: 1,201,720 km (0.055 R)
• M6: 1,526,497 km (0.057 R)
• M7: 1,831,676 km (0.102 R)
• M8: 4,600,883 km (0.101 R)
• M9: 6,842,756 km (0.11 R)
• M10: 9,197,726 km (0.081 R)
• M11: 10,399,595 km (0.062 R)
• M12: 13,933,097 km (0.113 R)
• M13: 14,240,072 km (0.055 R)
• M14: 18,468,306 km (0.1 R)
• M15: 18,745,810 km (0.119 R)
• M16: 19,883,801 km (0.037 R)
• M17: 20,469,626 km (0.085 R)
• M18: 23,573,034 km (0.114 R)
• M19: 26,039,005 km (0.068 R)
• M20: 30,823,744 km (0.097 R)
• M21: 33,627,956 km (0.039 R)
• M22: 40,980,242 km (0.055 R)
• M23: 45,531,458 km (0.071 R)
• M24: 52,231,349 km (0.097 R)
• M25: 79,340,727 km (0.104 R)
• M26: 84,572,463 km (0.086 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 19,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit