🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.67 AU - 0.87 AU

Year: 239 Days

Day: 46.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.37 AU - 1.99 AU

Year: 769 Days

Day: 37 Hours

Environment

Temp: -34 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.14 AU - 4.46 AU

Year: 3148 Days

Day: 30.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,062,936 km

• M1: 45,328 km (0.039 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.7

Radius: 12

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.65 AU - 8.73 AU

Year: 8276 Days

Day: 14 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,062,936 km

• M1: 149,299 km (0.054 R)
• M2: 849,417 km (0.108 R)
• M3: 1,895,555 km (0.111 R)
• M4: 2,282,265 km (0.084 R)
• M5: 3,511,361 km (0.047 R)
• M6: 4,296,900 km (0.056 R)
• M7: 10,487,559 km (0.116 R)
• M8: 11,042,866 km (0.074 R)
• M9: 12,313,700 km (0.026 R)
• M10: 13,953,592 km (0.047 R)
• M11: 14,970,109 km (0.05 R)
• M12: 17,987,648 km (0.085 R)
• M13: 20,164,147 km (0.073 R)
• M14: 20,662,607 km (0.082 R)
• M15: 21,096,591 km (0.098 R)
• M16: 21,758,711 km (0.086 R)
• M17: 22,739,774 km (0.104 R)
• M18: 23,828,846 km (0.092 R)
• M19: 25,279,946 km (0.112 R)
• M20: 29,164,105 km (0.026 R)
• M21: 29,618,882 km (0.101 R)
• M22: 31,200,581 km (0.119 R)
• M23: 32,156,960 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 9.8

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.04 AU - 10.6 AU

Year: 9249 Days

Day: 6.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,062,936 km

• M1: 124,765 km (0.082 R)
• M2: 439,519 km (0.116 R)
• M3: 917,933 km (0.077 R)
• M4: 1,234,781 km (0.087 R)
• M5: 1,805,048 km (0.1 R)
• M6: 2,169,319 km (0.092 R)
• M7: 2,663,440 km (0.094 R)
• M8: 3,277,989 km (0.119 R)
• M9: 3,721,247 km (0.108 R)
• M10: 4,519,501 km (0.029 R)
• M11: 5,006,592 km (0.079 R)
• M12: 5,907,770 km (0.115 R)
• M13: 6,453,203 km (0.112 R)
• M14: 7,151,825 km (0.108 R)
• M15: 7,561,275 km (0.12 R)
• M16: 8,745,342 km (0.034 R)
• M17: 10,355,464 km (0.109 R)
• M18: 12,857,339 km (0.05 R)
• M19: 15,063,159 km (0.08 R)
• M20: 19,098,861 km (0.099 R)
• M21: 23,533,091 km (0.061 R)
• M22: 28,202,789 km (0.064 R)
• M23: 30,593,662 km (0.051 R)
• M24: 40,731,461 km (0.112 R)
• M25: 41,643,559 km (0.1 R)
• M26: 42,170,742 km (0.082 R)
• M27: 44,187,621 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.5

Radius: 8.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.87 AU - 9.37 AU

Year: 9725 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,062,936 km

• M1: 108,159 km (0.038 R)
• M2: 506,389 km (0.107 R)
• M3: 1,213,089 km (0.103 R)
• M4: 2,058,766 km (0.117 R)
• M5: 2,437,398 km (0.031 R)
• M6: 3,192,119 km (0.047 R)
• M7: 4,046,922 km (0.104 R)
• M8: 4,338,637 km (0.115 R)
• M9: 5,074,360 km (0.081 R)
• M10: 5,769,092 km (0.073 R)
• M11: 6,298,519 km (0.097 R)
• M12: 7,100,663 km (0.104 R)
• M13: 9,070,119 km (0.072 R)
• M14: 10,814,280 km (0.094 R)
• M15: 11,426,285 km (0.119 R)
• M16: 12,412,883 km (0.079 R)
• M17: 13,562,393 km (0.061 R)
• M18: 14,052,626 km (0.098 R)
• M19: 15,772,253 km (0.081 R)
• M20: 16,931,487 km (0.082 R)
• M21: 17,627,865 km (0.119 R)
• M22: 18,674,901 km (0.053 R)
• M23: 19,350,036 km (0.095 R)
• M24: 20,181,501 km (0.08 R)
• M25: 20,748,925 km (0.099 R)
• M26: 21,841,439 km (0.102 R)
• M27: 22,590,774 km (0.098 R)
• M28: 23,668,478 km (0.028 R)
• M29: 24,699,656 km (0.12 R)
• M30: 25,512,870 km (0.091 R)
• M31: 26,260,111 km (0.097 R)
• M32: 26,851,172 km (0.081 R)
• M33: 28,766,923 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.8

Radius: 9.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.97 AU - 13.27 AU

Year: 13093 Days

Day: 13.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,062,936 km

• M1: 113,246 km (0.1 R)
• M2: 440,715 km (0.101 R)
• M3: 1,177,335 km (0.082 R)
• M4: 3,773,756 km (0.066 R)
• M5: 5,769,840 km (0.106 R)
• M6: 6,411,914 km (0.081 R)
• M7: 7,208,523 km (0.068 R)
• M8: 8,108,504 km (0.093 R)
• M9: 10,590,632 km (0.089 R)
• M10: 10,968,815 km (0.054 R)
• M11: 11,752,110 km (0.07 R)
• M12: 13,929,207 km (0.107 R)
• M13: 20,851,998 km (0.119 R)
• M14: 21,596,996 km (0.089 R)
• M15: 25,254,514 km (0.08 R)
• M16: 25,590,810 km (0.061 R)
• M17: 28,753,758 km (0.062 R)
• M18: 32,862,314 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.4

Radius: 5.4

Gravity: 11.88 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.17 AU - 15.11 AU

Year: 17788 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,062,936 km

• M1: 67,319 km (0.088 R)
• M2: 241,451 km (0.118 R)
• M3: 688,150 km (0.116 R)
• M4: 900,729 km (0.045 R)
• M5: 1,133,054 km (0.111 R)
• M6: 1,447,060 km (0.111 R)
• M7: 1,735,335 km (0.029 R)
• M8: 2,386,535 km (0.063 R)
• M9: 2,636,363 km (0.074 R)
• M10: 3,213,063 km (0.119 R)
• M11: 4,069,361 km (0.095 R)
• M12: 5,169,803 km (0.1 R)
• M13: 6,574,677 km (0.065 R)
• M14: 8,123,763 km (0.064 R)
• M15: 8,356,537 km (0.091 R)
• M16: 9,639,788 km (0.105 R)
• M17: 11,162,993 km (0.083 R)
• M18: 14,135,503 km (0.11 R)
• M19: 15,233,102 km (0.027 R)
• M20: 16,386,203 km (0.114 R)
• M21: 18,622,691 km (0.102 R)
• M22: 22,483,064 km (0.067 R)
• M23: 25,038,196 km (0.084 R)
• M24: 26,233,333 km (0.11 R)
• M25: 26,436,188 km (0.088 R)
• M26: 28,629,592 km (0.047 R)
• M27: 29,060,733 km (0.086 R)
• M28: 29,715,523 km (0.031 R)
• M29: 31,969,215 km (0.106 R)
• M30: 33,972,330 km (0.042 R)
• M31: 35,189,010 km (0.038 R)
• M32: 35,808,046 km (0.084 R)
• M33: 36,057,575 km (0.066 R)
• M34: 44,817,727 km (0.11 R)
• M35: 45,691,378 km (0.098 R)
• M36: 45,985,189 km (0.057 R)
• M37: 46,724,950 km (0.112 R)
• M38: 49,763,582 km (0.09 R)
• M39: 54,564,627 km (0.032 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 11,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit