🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.43 AU - 0.59 AU

Year: 136 Days

Day: 24.5 Hours

Environment

Temp: 244 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.14 AU - 1.42 AU

Year: 543 Days

Day: 20 Hours

Environment

Temp: -30 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.52 AU - 1.54 AU

Year: 709 Days

Day: 39.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 71.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.59 AU - 3.89 AU

Year: 2710 Days

Day: 36.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 12.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.08 AU - 7.8 AU

Year: 6851 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,337,672 km

• M1: 155,731 km (0.109 R)
• M2: 574,157 km (0.112 R)
• M3: 1,321,248 km (0.062 R)
• M4: 3,400,210 km (0.094 R)
• M5: 4,019,545 km (0.075 R)
• M6: 4,481,803 km (0.048 R)
• M7: 7,785,073 km (0.111 R)
• M8: 8,664,709 km (0.103 R)
• M9: 9,231,685 km (0.079 R)
• M10: 10,350,677 km (0.076 R)
• M11: 10,758,480 km (0.066 R)
• M12: 13,117,788 km (0.12 R)
• M13: 14,418,542 km (0.064 R)
• M14: 15,744,129 km (0.046 R)
• M15: 25,125,710 km (0.092 R)
• M16: 25,864,125 km (0.08 R)
• M17: 30,881,189 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 14.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.89 AU - 10.13 AU

Year: 10990 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,337,672 km

• M1: 175,628 km (0.074 R)
• M2: 617,989 km (0.078 R)
• M3: 1,244,355 km (0.075 R)
• M4: 2,033,035 km (0.072 R)
• M5: 2,997,343 km (0.105 R)
• M6: 4,103,320 km (0.099 R)
• M7: 5,895,652 km (0.114 R)
• M8: 7,323,115 km (0.057 R)
• M9: 8,584,524 km (0.05 R)
• M10: 9,673,597 km (0.034 R)
• M11: 10,631,621 km (0.099 R)
• M12: 12,674,680 km (0.12 R)
• M13: 14,219,278 km (0.039 R)
• M14: 15,246,566 km (0.098 R)
• M15: 17,143,617 km (0.113 R)
• M16: 18,228,052 km (0.036 R)
• M17: 23,399,351 km (0.086 R)
• M18: 25,419,221 km (0.03 R)
• M19: 27,657,355 km (0.062 R)
• M20: 28,502,882 km (0.116 R)
• M21: 35,527,101 km (0.103 R)
• M22: 38,320,093 km (0.098 R)
• M23: 55,836,807 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.9

Radius: 9.9

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.18 AU - 14.7 AU

Year: 15461 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,337,672 km

• M1: 123,119 km (0.065 R)
• M2: 443,109 km (0.057 R)
• M3: 844,181 km (0.065 R)
• M4: 1,256,772 km (0.033 R)
• M5: 1,631,963 km (0.088 R)
• M6: 2,706,824 km (0.109 R)
• M7: 6,430,913 km (0.08 R)
• M8: 6,823,159 km (0.117 R)
• M9: 8,555,053 km (0.087 R)
• M10: 8,869,807 km (0.088 R)
• M11: 9,411,800 km (0.069 R)
• M12: 10,383,887 km (0.111 R)
• M13: 10,742,473 km (0.086 R)
• M14: 11,611,488 km (0.089 R)
• M15: 16,591,601 km (0.088 R)
• M16: 17,498,613 km (0.1 R)
• M17: 18,351,620 km (0.109 R)
• M18: 20,511,813 km (0.094 R)
• M19: 23,239,880 km (0.082 R)
• M20: 24,270,160 km (0.068 R)
• M21: 28,814,495 km (0.118 R)
• M22: 36,716,553 km (0.11 R)
• M23: 38,113,050 km (0.085 R)
• M24: 41,309,657 km (0.073 R)
• M25: 45,471,619 km (0.086 R)
• M26: 49,063,015 km (0.073 R)
• M27: 64,114,356 km (0.062 R)
• M28: 67,785,638 km (0.118 R)
• M29: 69,039,866 km (0.076 R)
• M30: 69,672,815 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.5

Radius: 3.9

Gravity: 62.82 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 11.03 AU - 13.19 AU

Year: 15792 Days

Day: 16.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,337,672 km

• M1: 48,470 km (0.117 R)
• M2: 211,681 km (0.067 R)
• M3: 405,111 km (0.093 R)
• M4: 1,251,985 km (0.113 R)
• M5: 1,950,008 km (0.106 R)
• M6: 2,656,858 km (0.114 R)
• M7: 3,463,041 km (0.116 R)
• M8: 5,236,075 km (0.112 R)
• M9: 8,226,836 km (0.106 R)
• M10: 8,535,307 km (0.078 R)
• M11: 8,958,668 km (0.053 R)
• M12: 10,195,095 km (0.053 R)
• M13: 10,491,149 km (0.083 R)
• M14: 13,703,315 km (0.117 R)
• M15: 14,063,845 km (0.111 R)
• M16: 15,030,996 km (0.058 R)
• M17: 16,522,935 km (0.08 R)
• M18: 17,262,846 km (0.06 R)
• M19: 21,105,417 km (0.111 R)
• M20: 22,469,750 km (0.114 R)
• M21: 33,054,996 km (0.057 R)
• M22: 33,313,202 km (0.081 R)
• M23: 35,697,792 km (0.078 R)
• M24: 37,070,502 km (0.045 R)
• M25: 39,050,879 km (0.119 R)
• M26: 42,760,756 km (0.066 R)
• M27: 47,186,759 km (0.063 R)
• M28: 47,842,895 km (0.077 R)
• M29: 48,007,901 km (0.089 R)
• M30: 49,848,105 km (0.116 R)
• M31: 50,187,542 km (0.056 R)
• M32: 56,935,454 km (0.054 R)
• M33: 60,140,438 km (0.079 R)
• M34: 64,062,595 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686

Radius: 7.3

Gravity: 12.87 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.23 AU - 13.71 AU

Year: 18526 Days

Day: 19.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,337,672 km

• M1: 90,806 km (0.055 R)
• M2: 586,274 km (0.061 R)
• M3: 1,360,593 km (0.113 R)
• M4: 1,908,121 km (0.083 R)
• M5: 2,222,276 km (0.071 R)
• M6: 2,525,362 km (0.077 R)
• M7: 5,217,226 km (0.097 R)
• M8: 9,395,345 km (0.081 R)
• M9: 10,545,154 km (0.079 R)
• M10: 11,721,741 km (0.069 R)
• M11: 12,242,491 km (0.118 R)
• M12: 12,983,450 km (0.089 R)
• M13: 15,309,248 km (0.108 R)
• M14: 15,852,737 km (0.099 R)
• M15: 21,241,402 km (0.11 R)
• M16: 24,031,552 km (0.08 R)
• M17: 26,167,809 km (0.087 R)
• M18: 26,721,172 km (0.061 R)
• M19: 29,248,478 km (0.053 R)
• M20: 31,930,768 km (0.095 R)
• M21: 37,081,123 km (0.057 R)
• M22: 52,758,831 km (0.051 R)
• M23: 53,641,458 km (0.11 R)
• M24: 58,956,072 km (0.036 R)
• M25: 64,410,560 km (0.1 R)
• M26: 69,979,640 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 11,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit