🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.52 AU - 0.64 AU

Year: 162 Days

Day: 27.9 Hours

Environment

Temp: 194 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.89 AU - 1.13 AU

Year: 373 Days

Day: 42.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 178.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.9 AU - 1.36 AU

Year: 441 Days

Day: 25.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.49 AU - 3.21 AU

Year: 1766 Days

Day: 23.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.9

Radius: 8.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.82 AU - 8.32 AU

Year: 6901 Days

Day: 12.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,717,409 km

• M1: 104,719 km (0.093 R)
• M2: 1,048,232 km (0.066 R)
• M3: 2,634,867 km (0.072 R)
• M4: 3,832,997 km (0.057 R)
• M5: 4,318,741 km (0.088 R)
• M6: 6,025,204 km (0.104 R)
• M7: 9,917,740 km (0.07 R)
• M8: 11,049,000 km (0.048 R)
• M9: 13,665,616 km (0.106 R)
• M10: 18,081,745 km (0.101 R)
• M11: 20,021,880 km (0.033 R)
• M12: 24,607,354 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.5

Radius: 8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.87 AU - 13.37 AU

Year: 14541 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,717,409 km

• M1: 99,483 km (0.107 R)
• M2: 360,980 km (0.096 R)
• M3: 680,820 km (0.074 R)
• M4: 1,437,486 km (0.108 R)
• M5: 2,173,807 km (0.11 R)
• M6: 2,983,879 km (0.096 R)
• M7: 3,349,796 km (0.105 R)
• M8: 3,668,738 km (0.037 R)
• M9: 4,425,554 km (0.078 R)
• M10: 4,964,405 km (0.065 R)
• M11: 7,608,099 km (0.068 R)
• M12: 8,515,111 km (0.096 R)
• M13: 9,205,954 km (0.111 R)
• M14: 10,184,324 km (0.086 R)
• M15: 10,542,611 km (0.107 R)
• M16: 13,781,105 km (0.033 R)
• M17: 14,156,447 km (0.117 R)
• M18: 15,390,330 km (0.116 R)
• M19: 15,726,626 km (0.105 R)
• M20: 16,136,674 km (0.058 R)
• M21: 16,414,028 km (0.111 R)
• M22: 18,369,721 km (0.062 R)
• M23: 20,964,945 km (0.103 R)
• M24: 21,797,307 km (0.116 R)
• M25: 24,064,164 km (0.062 R)
• M26: 29,163,207 km (0.07 R)
• M27: 31,909,375 km (0.097 R)
• M28: 34,593,012 km (0.107 R)
• M29: 38,770,981 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.3

Radius: 6.2

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.24 AU - 16.7 AU

Year: 18148 Days

Day: 16.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,717,409 km

• M1: 82,728 km (0.081 R)
• M2: 291,417 km (0.113 R)
• M3: 609,911 km (0.108 R)
• M4: 869,463 km (0.042 R)
• M5: 1,121,086 km (0.073 R)
• M6: 1,405,771 km (0.076 R)
• M7: 1,903,932 km (0.035 R)
• M8: 4,240,501 km (0.081 R)
• M9: 4,826,177 km (0.12 R)
• M10: 8,067,963 km (0.112 R)
• M11: 8,855,895 km (0.046 R)
• M12: 9,296,610 km (0.077 R)
• M13: 12,186,392 km (0.089 R)
• M14: 13,364,176 km (0.096 R)
• M15: 13,943,868 km (0.041 R)
• M16: 15,387,787 km (0.12 R)
• M17: 21,963,959 km (0.112 R)
• M18: 24,017,789 km (0.06 R)
• M19: 24,336,582 km (0.101 R)
• M20: 30,319,449 km (0.11 R)
• M21: 32,211,713 km (0.077 R)
• M22: 47,876,854 km (0.1 R)
• M23: 56,762,818 km (0.092 R)
• M24: 58,470,777 km (0.112 R)
• M25: 59,822,693 km (0.112 R)
• M26: 62,188,583 km (0.095 R)
• M27: 65,646,089 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.3

Radius: 7.2

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 12.17 AU - 19.51 AU

Year: 23142 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,717,409 km

• M1: 89,609 km (0.03 R)
• M2: 663,766 km (0.047 R)
• M3: 1,327,681 km (0.118 R)
• M4: 2,695,155 km (0.109 R)
• M5: 3,198,851 km (0.088 R)
• M6: 4,055,299 km (0.119 R)
• M7: 4,553,011 km (0.107 R)
• M8: 5,859,898 km (0.075 R)
• M9: 6,916,508 km (0.067 R)
• M10: 7,535,394 km (0.09 R)
• M11: 8,631,498 km (0.105 R)
• M12: 8,985,297 km (0.057 R)
• M13: 10,959,690 km (0.075 R)
• M14: 13,339,792 km (0.044 R)
• M15: 14,157,643 km (0.098 R)
• M16: 16,890,348 km (0.113 R)
• M17: 23,082,203 km (0.083 R)
• M18: 30,170,450 km (0.12 R)
• M19: 30,634,502 km (0.12 R)
• M20: 33,642,766 km (0.099 R)
• M21: 34,772,230 km (0.12 R)
• M22: 36,710,569 km (0.094 R)
• M23: 43,690,956 km (0.102 R)
• M24: 47,491,490 km (0.093 R)
• M25: 48,277,028 km (0.11 R)
• M26: 50,360,328 km (0.087 R)
• M27: 61,680,848 km (0.095 R)
• M28: 62,053,646 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.8

Radius: 6.1

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.15 AU - 19.19 AU

Year: 24985 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,717,409 km

• M1: 76,145 km (0.088 R)
• M2: 625,020 km (0.073 R)
• M3: 971,937 km (0.096 R)
• M4: 2,287,800 km (0.113 R)
• M5: 2,914,466 km (0.11 R)
• M6: 4,436,474 km (0.096 R)
• M7: 5,553,821 km (0.109 R)
• M8: 7,244,875 km (0.098 R)
• M9: 9,412,548 km (0.094 R)
• M10: 12,489,926 km (0.085 R)
• M11: 22,016,917 km (0.102 R)
• M12: 22,302,649 km (0.061 R)
• M13: 26,139,834 km (0.111 R)
• M14: 32,317,030 km (0.096 R)
• M15: 33,558,393 km (0.027 R)
• M16: 36,268,508 km (0.06 R)
• M17: 43,003,554 km (0.093 R)
• M18: 47,769,143 km (0.084 R)
• M19: 55,295,711 km (0.109 R)
• M20: 60,542,707 km (0.033 R)
• M21: 63,961,018 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 17,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit