🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.13 AU - 1.75 AU

Year: 613 Days

Day: 31.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 114,162,941 km

• M1: 94,396 km (0.09 R)
• M2: 384,915 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.57 AU - 2.55 AU

Year: 1049 Days

Day: 31.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.34 AU - 2.44 AU

Year: 1311 Days

Day: 16.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.1 AU - 2.76 AU

Year: 1344 Days

Day: 12.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 9.5

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.17 AU - 8.77 AU

Year: 8745 Days

Day: 10.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 114,162,941 km

• M1: 118,182 km (0.118 R)
• M2: 423,063 km (0.075 R)
• M3: 1,032,525 km (0.1 R)
• M4: 1,391,859 km (0.096 R)
• M5: 2,056,821 km (0.117 R)
• M6: 2,816,330 km (0.079 R)
• M7: 3,388,093 km (0.093 R)
• M8: 5,064,935 km (0.101 R)
• M9: 7,513,852 km (0.085 R)
• M10: 7,966,535 km (0.115 R)
• M11: 8,613,097 km (0.109 R)
• M12: 9,063,237 km (0.117 R)
• M13: 10,559,216 km (0.067 R)
• M14: 11,022,820 km (0.055 R)
• M15: 11,716,356 km (0.072 R)
• M16: 13,308,825 km (0.101 R)
• M17: 15,040,720 km (0.114 R)
• M18: 16,230,471 km (0.082 R)
• M19: 20,254,205 km (0.119 R)
• M20: 21,050,964 km (0.083 R)
• M21: 21,457,122 km (0.06 R)
• M22: 22,034,570 km (0.102 R)
• M23: 23,567,050 km (0.041 R)
• M24: 25,078,587 km (0.108 R)
• M25: 27,129,125 km (0.112 R)
• M26: 29,795,408 km (0.072 R)
• M27: 30,307,631 km (0.086 R)
• M28: 31,034,677 km (0.093 R)
• M29: 34,059,396 km (0.055 R)
• M30: 35,643,039 km (0.063 R)
• M31: 37,157,119 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 14.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 10.91 AU - 14.03 AU

Year: 15622 Days

Day: 7.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 114,162,941 km

• M1: 183,108 km (0.116 R)
• M2: 688,449 km (0.115 R)
• M3: 1,477,129 km (0.06 R)
• M4: 2,044,405 km (0.114 R)
• M5: 2,757,089 km (0.044 R)
• M6: 3,410,383 km (0.117 R)
• M7: 5,066,581 km (0.051 R)
• M8: 7,913,877 km (0.115 R)
• M9: 9,847,280 km (0.08 R)
• M10: 10,537,375 km (0.118 R)
• M11: 11,136,963 km (0.078 R)
• M12: 12,404,506 km (0.034 R)
• M13: 14,050,382 km (0.071 R)
• M14: 16,786,078 km (0.026 R)
• M15: 18,450,803 km (0.111 R)
• M16: 26,220,468 km (0.073 R)
• M17: 27,435,651 km (0.077 R)
• M18: 30,097,446 km (0.098 R)
• M19: 33,951,536 km (0.115 R)
• M20: 34,602,586 km (0.118 R)
• M21: 35,661,589 km (0.064 R)
• M22: 37,844,372 km (0.1 R)
• M23: 43,535,673 km (0.05 R)
• M24: 44,769,856 km (0.101 R)
• M25: 46,186,099 km (0.117 R)
• M26: 46,985,699 km (0.107 R)
• M27: 60,684,975 km (0.044 R)
• M28: 68,852,420 km (0.116 R)
• M29: 69,477,290 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.5

Radius: 11.1

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.65 AU - 15.85 AU

Year: 16151 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 114,162,941 km

• M1: 138,228 km (0.083 R)
• M2: 485,595 km (0.118 R)
• M3: 972,985 km (0.114 R)
• M4: 1,549,086 km (0.101 R)
• M5: 2,385,787 km (0.063 R)
• M6: 2,893,971 km (0.041 R)
• M7: 3,254,053 km (0.066 R)
• M8: 3,702,547 km (0.078 R)
• M9: 4,971,586 km (0.107 R)
• M10: 6,424,929 km (0.106 R)
• M11: 6,862,354 km (0.078 R)
• M12: 9,300,948 km (0.06 R)
• M13: 12,534,506 km (0.079 R)
• M14: 15,423,690 km (0.105 R)
• M15: 17,023,191 km (0.079 R)
• M16: 17,692,940 km (0.065 R)
• M17: 22,782,559 km (0.119 R)
• M18: 24,639,966 km (0.1 R)
• M19: 30,939,233 km (0.065 R)
• M20: 34,127,613 km (0.06 R)
• M21: 49,582,868 km (0.059 R)
• M22: 50,262,491 km (0.051 R)
• M23: 57,404,593 km (0.076 R)
• M24: 59,863,982 km (0.119 R)
• M25: 61,411,871 km (0.073 R)
• M26: 61,802,920 km (0.06 R)
• M27: 62,590,104 km (0.048 R)
• M28: 67,246,786 km (0.083 R)
• M29: 70,833,694 km (0.093 R)
• M30: 72,564,990 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.7

Radius: 3.7

Gravity: 44.46 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.91 AU - 15.35 AU

Year: 17852 Days

Day: 23.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 114,162,941 km

• M1: 46,076 km (0.116 R)
• M2: 191,485 km (0.087 R)
• M3: 748,139 km (0.056 R)
• M4: 914,342 km (0.107 R)
• M5: 1,292,974 km (0.117 R)
• M6: 1,803,552 km (0.095 R)
• M7: 2,064,899 km (0.118 R)
• M8: 2,393,865 km (0.097 R)
• M9: 3,103,557 km (0.114 R)
• M10: 3,562,823 km (0.058 R)
• M11: 6,387,530 km (0.045 R)
• M12: 7,729,572 km (0.117 R)
• M13: 9,908,465 km (0.118 R)
• M14: 11,947,335 km (0.048 R)
• M15: 12,464,644 km (0.085 R)
• M16: 19,529,254 km (0.106 R)
• M17: 19,885,746 km (0.091 R)
• M18: 22,308,633 km (0.069 R)
• M19: 24,921,360 km (0.12 R)
• M20: 28,980,399 km (0.057 R)
• M21: 30,386,020 km (0.12 R)
• M22: 35,795,031 km (0.11 R)
• M23: 38,795,365 km (0.088 R)
• M24: 48,468,065 km (0.118 R)
• M25: 48,793,739 km (0.068 R)
• M26: 49,120,910 km (0.112 R)
• M27: 52,989,062 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.7

Radius: 5.9

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 15.39 AU - 22.29 AU

Year: 29011 Days

Day: 19.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 107.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,162,941 km

• M1: 73,901 km (0.061 R)
• M2: 429,795 km (0.116 R)
• M3: 639,232 km (0.106 R)
• M4: 1,192,295 km (0.03 R)
• M5: 1,569,282 km (0.102 R)
• M6: 3,295,791 km (0.107 R)
• M7: 3,493,110 km (0.061 R)
• M8: 3,728,129 km (0.075 R)
• M9: 8,970,038 km (0.086 R)
• M10: 11,011,450 km (0.079 R)
• M11: 12,714,921 km (0.067 R)
• M12: 14,662,237 km (0.091 R)
• M13: 15,275,289 km (0.104 R)
• M14: 17,727,198 km (0.075 R)
• M15: 18,072,769 km (0.087 R)
• M16: 23,705,877 km (0.093 R)
• M17: 32,548,458 km (0.063 R)
• M18: 36,989,420 km (0.087 R)
• M19: 40,164,336 km (0.107 R)
• M20: 51,818,159 km (0.1 R)
• M21: 52,347,287 km (0.103 R)
• M22: 57,273,395 km (0.094 R)
• M23: 57,839,174 km (0.112 R)
• M24: 59,365,970 km (0.085 R)
• M25: 71,246,884 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.3

Radius: 4.2

Gravity: 52.74 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 15.6 AU - 24.24 AU

Year: 31541 Days

Day: 22.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 114,162,941 km

• M1: 54,304 km (0.1 R)
• M2: 308,770 km (0.077 R)
• M3: 468,989 km (0.071 R)
• M4: 2,373,969 km (0.087 R)
• M5: 2,806,606 km (0.055 R)
• M6: 3,258,092 km (0.117 R)
• M7: 4,861,332 km (0.107 R)
• M8: 5,465,409 km (0.075 R)
• M9: 7,465,383 km (0.074 R)
• M10: 18,020,560 km (0.058 R)
• M11: 18,524,256 km (0.026 R)
• M12: 21,184,704 km (0.093 R)
• M13: 22,431,902 km (0.116 R)
• M14: 23,727,269 km (0.085 R)
• M15: 29,132,241 km (0.112 R)
• M16: 38,691,096 km (0.104 R)
• M17: 38,857,748 km (0.08 R)
• M18: 40,207,270 km (0.081 R)
• M19: 42,289,822 km (0.11 R)
• M20: 47,236,276 km (0.115 R)
• M21: 49,357,274 km (0.078 R)
• M22: 52,758,831 km (0.048 R)
• M23: 57,604,904 km (0.098 R)
• M24: 63,430,694 km (0.099 R)
• M25: 79,417,022 km (0.119 R)
• M26: 84,073,555 km (0.085 R)
• M27: 88,619,385 km (0.107 R)
• M28: 105,167,303 km (0.101 R)
• M29: 112,459,751 km (0.078 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit