🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.67 AU - 0.89 AU

Year: 261 Days

Day: 23.8 Hours

Environment

Temp: 101 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,189,734 km

• M1: 237,861 km (0.109 R)

Asteroid Belt

Center: 2.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.7

Radius: 11.3

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.58 AU - 5.84 AU

Year: 3872 Days

Day: 11.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,189,734 km

• M1: 140,622 km (0.064 R)
• M2: 593,156 km (0.118 R)
• M3: 1,176,288 km (0.12 R)
• M4: 1,789,490 km (0.083 R)
• M5: 2,149,273 km (0.069 R)
• M6: 2,557,974 km (0.119 R)
• M7: 3,128,391 km (0.107 R)
• M8: 4,621,377 km (0.04 R)
• M9: 6,034,329 km (0.075 R)
• M10: 6,636,311 km (0.065 R)
• M11: 8,426,698 km (0.093 R)
• M12: 9,063,836 km (0.12 R)
• M13: 9,773,229 km (0.084 R)
• M14: 10,862,750 km (0.072 R)
• M15: 13,332,013 km (0.069 R)
• M16: 14,723,871 km (0.058 R)
• M17: 15,648,685 km (0.033 R)
• M18: 17,374,596 km (0.114 R)
• M19: 18,469,204 km (0.045 R)
• M20: 19,287,953 km (0.109 R)
• M21: 20,862,620 km (0.078 R)
• M22: 21,820,046 km (0.091 R)
• M23: 23,895,866 km (0.106 R)
• M24: 24,416,018 km (0.115 R)
• M25: 24,867,953 km (0.053 R)
• M26: 25,866,070 km (0.051 R)
• M27: 26,493,484 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.5

Radius: 10.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.41 AU - 6.03 AU

Year: 4517 Days

Day: 14.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,189,734 km

• M1: 130,749 km (0.095 R)
• M2: 467,643 km (0.11 R)
• M3: 1,258,268 km (0.08 R)
• M4: 1,625,381 km (0.103 R)
• M5: 2,007,454 km (0.103 R)
• M6: 2,368,733 km (0.068 R)
• M7: 3,879,970 km (0.112 R)
• M8: 4,853,853 km (0.107 R)
• M9: 6,417,150 km (0.067 R)
• M10: 7,383,553 km (0.073 R)
• M11: 8,521,095 km (0.086 R)
• M12: 9,273,871 km (0.106 R)
• M13: 9,898,891 km (0.043 R)
• M14: 12,633,690 km (0.059 R)
• M15: 13,985,157 km (0.08 R)
• M16: 16,548,367 km (0.063 R)
• M17: 19,076,571 km (0.03 R)
• M18: 19,544,064 km (0.075 R)
• M19: 20,087,703 km (0.077 R)
• M20: 20,501,939 km (0.075 R)
• M21: 22,808,888 km (0.094 R)
• M22: 23,563,909 km (0.052 R)
• M23: 24,102,311 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.6

Radius: 8.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.77 AU - 6.33 AU

Year: 4952 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,189,734 km

• M1: 118,631 km (0.032 R)
• M2: 394,041 km (0.063 R)
• M3: 687,253 km (0.08 R)
• M4: 1,145,022 km (0.107 R)
• M5: 3,070,646 km (0.101 R)
• M6: 8,921,119 km (0.043 R)
• M7: 9,219,866 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.8

Radius: 13

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.1 AU - 6.84 AU

Year: 5525 Days

Day: 12.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,189,734 km

• M1: 162,314 km (0.103 R)
• M2: 593,156 km (0.113 R)
• M3: 2,297,674 km (0.101 R)
• M4: 2,872,279 km (0.062 R)
• M5: 3,399,761 km (0.113 R)
• M6: 4,271,767 km (0.108 R)
• M7: 5,652,107 km (0.055 R)
• M8: 6,059,312 km (0.071 R)
• M9: 7,135,070 km (0.058 R)
• M10: 8,897,184 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 14.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.06 AU - 7.92 AU

Year: 7764 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,189,734 km

• M1: 180,265 km (0.104 R)
• M2: 647,011 km (0.095 R)
• M3: 1,676,843 km (0.056 R)
• M4: 2,588,791 km (0.097 R)
• M5: 3,421,004 km (0.072 R)
• M6: 4,596,843 km (0.094 R)
• M7: 5,231,138 km (0.106 R)
• M8: 6,274,284 km (0.061 R)
• M9: 6,751,352 km (0.087 R)
• M10: 9,091,212 km (0.076 R)
• M11: 9,560,052 km (0.041 R)
• M12: 10,094,565 km (0.09 R)
• M13: 11,764,077 km (0.12 R)
• M14: 12,265,230 km (0.077 R)
• M15: 12,955,624 km (0.046 R)
• M16: 15,053,435 km (0.027 R)
• M17: 17,297,852 km (0.111 R)
• M18: 17,801,399 km (0.111 R)
• M19: 22,020,507 km (0.061 R)
• M20: 22,955,195 km (0.074 R)
• M21: 23,739,537 km (0.06 R)
• M22: 24,812,901 km (0.116 R)
• M23: 26,483,461 km (0.034 R)
• M24: 28,426,288 km (0.116 R)
• M25: 28,926,394 km (0.095 R)
• M26: 29,534,509 km (0.111 R)
• M27: 31,091,823 km (0.066 R)
• M28: 33,474,169 km (0.109 R)
• M29: 35,859,657 km (0.056 R)
• M30: 36,679,304 km (0.117 R)
• M31: 39,090,372 km (0.091 R)
• M32: 43,165,119 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575

Radius: 3.5

Gravity: 46.94 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 15.04 AU - 19.94 AU

Year: 27703 Days

Day: 24.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 58.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,189,734 km

• M1: 71,508 km (0.032 R)
• M2: 209,437 km (0.079 R)
• M3: 1,260,512 km (0.091 R)
• M4: 1,419,833 km (0.057 R)
• M5: 1,979,629 km (0.119 R)
• M6: 6,098,058 km (0.07 R)
• M7: 8,834,353 km (0.082 R)
• M8: 9,122,777 km (0.04 R)
• M9: 9,240,062 km (0.116 R)
• M10: 11,186,779 km (0.076 R)
• M11: 12,149,292 km (0.063 R)
• M12: 12,723,449 km (0.076 R)
• M13: 13,848,125 km (0.117 R)
• M14: 14,633,813 km (0.09 R)
• M15: 15,201,238 km (0.098 R)
• M16: 21,599,539 km (0.064 R)
• M17: 24,187,881 km (0.114 R)
• M18: 26,855,361 km (0.118 R)
• M19: 26,975,638 km (0.048 R)
• M20: 33,874,792 km (0.067 R)
• M21: 34,580,595 km (0.086 R)
• M22: 38,868,369 km (0.089 R)
• M23: 45,515,451 km (0.12 R)
• M24: 49,556,389 km (0.105 R)
• M25: 54,983,949 km (0.113 R)
• M26: 58,141,362 km (0.112 R)
• M27: 58,949,191 km (0.094 R)
• M28: 72,212,538 km (0.102 R)
• M29: 81,153,554 km (0.084 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: 315 - 14,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit