🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 12.9

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.04 AU - 1.52 AU

Year: 950 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,294,652 km

• M1: 160,668 km (0.09 R)
• M2: 625,768 km (0.091 R)
• M3: 1,140,085 km (0.083 R)
• M4: 1,548,936 km (0.106 R)
• M5: 2,058,317 km (0.085 R)
• M6: 2,741,381 km (0.054 R)
• M7: 3,277,540 km (0.113 R)
• M8: 4,112,445 km (0.104 R)
• M9: 5,045,936 km (0.065 R)
• M10: 6,116,010 km (0.08 R)
• M11: 8,843,029 km (0.108 R)
• M12: 9,361,087 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.7

Radius: 11.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.17 AU - 1.55 AU

Year: 1040 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,294,652 km

• M1: 143,016 km (0.107 R)
• M2: 771,327 km (0.108 R)
• M3: 1,244,654 km (0.09 R)
• M4: 1,738,028 km (0.105 R)
• M5: 2,418,399 km (0.045 R)
• M6: 2,788,654 km (0.053 R)
• M7: 3,269,013 km (0.09 R)
• M8: 4,361,825 km (0.093 R)
• M9: 5,557,262 km (0.117 R)
• M10: 5,986,159 km (0.086 R)
• M11: 7,256,245 km (0.083 R)
• M12: 8,334,696 km (0.094 R)
• M13: 9,637,992 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.9

Radius: 13.5

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.54 AU - 1.66 AU

Year: 1328 Days

Day: 6 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,294,652 km

• M1: 173,534 km (0.115 R)
• M2: 646,712 km (0.072 R)
• M3: 1,386,473 km (0.103 R)
• M4: 2,147,029 km (0.105 R)
• M5: 2,636,812 km (0.06 R)
• M6: 3,099,518 km (0.063 R)
• M7: 3,584,664 km (0.034 R)
• M8: 4,085,667 km (0.082 R)
• M9: 6,058,415 km (0.082 R)
• M10: 7,704,290 km (0.065 R)
• M11: 8,573,005 km (0.117 R)
• M12: 9,789,385 km (0.104 R)
• M13: 11,574,537 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.5

Radius: 13.3

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.24 AU - 2.6 AU

Year: 2470 Days

Day: 10.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,294,652 km

• M1: 165,455 km (0.102 R)
• M2: 655,089 km (0.095 R)
• M3: 1,080,246 km (0.071 R)
• M4: 1,655,749 km (0.045 R)
• M5: 2,731,358 km (0.076 R)
• M6: 3,609,049 km (0.108 R)
• M7: 5,062,542 km (0.098 R)
• M8: 5,921,981 km (0.096 R)
• M9: 6,443,330 km (0.076 R)
• M10: 7,115,324 km (0.118 R)
• M11: 7,833,842 km (0.076 R)
• M12: 8,703,604 km (0.114 R)
• M13: 9,525,944 km (0.099 R)
• M14: 10,166,522 km (0.027 R)
• M15: 10,916,306 km (0.095 R)
• M16: 12,305,921 km (0.032 R)
• M17: 15,130,029 km (0.063 R)
• M18: 15,846,603 km (0.073 R)
• M19: 16,801,038 km (0.093 R)
• M20: 17,681,272 km (0.095 R)
• M21: 20,322,123 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.3

Radius: 8.5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.6 AU - 5 AU

Year: 5849 Days

Day: 9.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,294,652 km

• M1: 106,514 km (0.057 R)
• M2: 387,907 km (0.038 R)
• M3: 712,684 km (0.109 R)
• M4: 1,092,962 km (0.034 R)
• M5: 1,972,448 km (0.083 R)
• M6: 2,651,473 km (0.106 R)
• M7: 2,927,630 km (0.068 R)
• M8: 3,940,109 km (0.076 R)
• M9: 4,324,725 km (0.092 R)
• M10: 5,275,868 km (0.069 R)
• M11: 5,800,807 km (0.107 R)
• M12: 7,315,785 km (0.098 R)
• M13: 9,194,584 km (0.115 R)
• M14: 9,750,939 km (0.09 R)
• M15: 10,120,296 km (0.089 R)
• M16: 11,509,761 km (0.071 R)
• M17: 12,440,260 km (0.064 R)
• M18: 12,826,222 km (0.091 R)
• M19: 13,369,861 km (0.066 R)
• M20: 16,436,468 km (0.115 R)
• M21: 19,746,769 km (0.096 R)
• M22: 25,275,458 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.9

Radius: 7.7

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.83 AU - 8.35 AU

Year: 15095 Days

Day: 24.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 127 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,294,652 km

• M1: 95,892 km (0.097 R)
• M2: 336,446 km (0.111 R)
• M3: 655,538 km (0.108 R)
• M4: 977,323 km (0.118 R)
• M5: 1,417,739 km (0.093 R)
• M6: 1,948,662 km (0.114 R)
• M7: 2,191,758 km (0.117 R)
• M8: 3,375,826 km (0.076 R)
• M9: 4,258,303 km (0.047 R)
• M10: 5,763,707 km (0.088 R)
• M11: 8,542,188 km (0.109 R)
• M12: 8,993,674 km (0.031 R)
• M13: 9,461,018 km (0.101 R)
• M14: 11,195,306 km (0.076 R)
• M15: 16,097,030 km (0.067 R)
• M16: 16,554,201 km (0.093 R)
• M17: 26,022,250 km (0.075 R)
• M18: 28,051,396 km (0.062 R)
• M19: 30,414,145 km (0.037 R)
• M20: 31,822,309 km (0.057 R)
• M21: 32,784,822 km (0.085 R)
• M22: 36,961,296 km (0.094 R)
• M23: 40,491,506 km (0.052 R)
• M24: 41,053,844 km (0.082 R)
• M25: 42,050,465 km (0.111 R)
• M26: 43,063,243 km (0.084 R)
• M27: 52,919,948 km (0.072 R)
• M28: 58,636,830 km (0.102 R)
• M29: 62,294,648 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 17,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit