🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.69 AU - 1.01 AU

Year: 283 Days

Day: 37.9 Hours

Environment

Temp: 177 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.86 AU - 1.16 AU

Year: 367 Days

Day: 37.1 Hours

Environment

Temp: 46 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.18 AU - 1.68 AU

Year: 618 Days

Day: 27.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 8.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.08 AU - 6.5 AU

Year: 4400 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,901,029 km

• M1: 110,254 km (0.095 R)
• M2: 443,258 km (0.099 R)
• M3: 725,101 km (0.115 R)
• M4: 1,213,987 km (0.078 R)
• M5: 1,514,080 km (0.105 R)
• M6: 1,852,770 km (0.058 R)
• M7: 2,254,889 km (0.064 R)
• M8: 2,554,533 km (0.111 R)
• M9: 4,051,410 km (0.073 R)
• M10: 4,754,220 km (0.077 R)
• M11: 5,134,947 km (0.107 R)
• M12: 5,707,159 km (0.041 R)
• M13: 6,699,142 km (0.057 R)
• M14: 7,035,139 km (0.069 R)
• M15: 7,620,216 km (0.098 R)
• M16: 8,987,840 km (0.111 R)
• M17: 10,363,392 km (0.089 R)
• M18: 10,775,684 km (0.028 R)
• M19: 12,201,502 km (0.087 R)
• M20: 13,883,580 km (0.06 R)
• M21: 14,709,959 km (0.067 R)
• M22: 16,409,989 km (0.092 R)
• M23: 16,970,233 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.4

Radius: 9.5

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.31 AU - 7.93 AU

Year: 6871 Days

Day: 12.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,901,029 km

• M1: 118,182 km (0.108 R)
• M2: 417,827 km (0.062 R)
• M3: 799,601 km (0.103 R)
• M4: 1,464,563 km (0.081 R)
• M5: 1,895,405 km (0.06 R)
• M6: 2,272,840 km (0.062 R)
• M7: 3,331,245 km (0.059 R)
• M8: 3,693,871 km (0.111 R)
• M9: 4,082,825 km (0.085 R)
• M10: 5,727,354 km (0.108 R)
• M11: 8,663,661 km (0.065 R)
• M12: 9,756,175 km (0.066 R)
• M13: 10,217,983 km (0.079 R)
• M14: 16,241,691 km (0.095 R)
• M15: 16,890,796 km (0.089 R)
• M16: 20,028,163 km (0.104 R)
• M17: 21,231,528 km (0.074 R)
• M18: 22,963,872 km (0.117 R)
• M19: 26,529,387 km (0.053 R)
• M20: 27,520,772 km (0.115 R)
• M21: 30,643,329 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.9

Radius: 11.6

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.72 AU - 9.22 AU

Year: 8915 Days

Day: 6.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,901,029 km

• M1: 144,512 km (0.111 R)
• M2: 512,672 km (0.103 R)
• M3: 1,040,304 km (0.07 R)
• M4: 1,641,986 km (0.091 R)
• M5: 2,181,735 km (0.118 R)
• M6: 3,768,969 km (0.053 R)
• M7: 7,312,045 km (0.105 R)
• M8: 8,472,326 km (0.045 R)
• M9: 9,608,522 km (0.096 R)
• M10: 10,090,526 km (0.069 R)
• M11: 10,895,213 km (0.096 R)
• M12: 12,861,976 km (0.031 R)
• M13: 17,134,491 km (0.109 R)
• M14: 17,916,439 km (0.086 R)
• M15: 20,091,892 km (0.11 R)
• M16: 20,483,988 km (0.074 R)
• M17: 22,521,959 km (0.086 R)
• M18: 24,158,710 km (0.076 R)
• M19: 28,153,571 km (0.092 R)
• M20: 28,942,401 km (0.074 R)
• M21: 36,603,158 km (0.081 R)
• M22: 38,258,309 km (0.079 R)
• M23: 39,593,320 km (0.097 R)
• M24: 40,210,412 km (0.097 R)
• M25: 41,844,768 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.8

Radius: 10.7

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.59 AU - 10.47 AU

Year: 9010 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,901,029 km

• M1: 133,441 km (0.072 R)
• M2: 961,166 km (0.068 R)
• M3: 1,838,707 km (0.068 R)
• M4: 2,206,718 km (0.055 R)
• M5: 2,726,272 km (0.096 R)
• M6: 3,325,860 km (0.105 R)
• M7: 3,930,983 km (0.082 R)
• M8: 5,732,890 km (0.092 R)
• M9: 6,267,552 km (0.107 R)
• M10: 7,603,162 km (0.098 R)
• M11: 8,700,014 km (0.063 R)
• M12: 10,408,721 km (0.071 R)
• M13: 11,872,087 km (0.1 R)
• M14: 12,389,097 km (0.074 R)
• M15: 13,223,105 km (0.088 R)
• M16: 13,778,712 km (0.115 R)
• M17: 14,349,877 km (0.112 R)
• M18: 14,936,749 km (0.029 R)
• M19: 16,298,239 km (0.117 R)
• M20: 17,009,128 km (0.099 R)
• M21: 23,282,814 km (0.106 R)
• M22: 23,821,067 km (0.063 R)
• M23: 26,638,294 km (0.089 R)
• M24: 28,943,298 km (0.025 R)
• M25: 31,053,227 km (0.112 R)
• M26: 34,061,341 km (0.076 R)
• M27: 41,694,123 km (0.109 R)
• M28: 48,477,489 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.5

Radius: 7.8

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.57 AU - 12.69 AU

Year: 16233 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,901,029 km

• M1: 107,262 km (0.079 R)
• M2: 1,442,572 km (0.106 R)
• M3: 3,629,693 km (0.112 R)
• M4: 3,917,669 km (0.092 R)
• M5: 4,378,131 km (0.055 R)
• M6: 11,645,446 km (0.109 R)
• M7: 13,944,616 km (0.034 R)
• M8: 19,332,383 km (0.092 R)
• M9: 22,918,992 km (0.108 R)
• M10: 25,857,244 km (0.101 R)
• M11: 27,801,867 km (0.098 R)
• M12: 28,583,815 km (0.096 R)
• M13: 28,923,402 km (0.083 R)
• M14: 32,101,758 km (0.086 R)
• M15: 32,468,722 km (0.089 R)
• M16: 34,601,090 km (0.085 R)
• M17: 49,713,018 km (0.083 R)
• M18: 54,251,369 km (0.111 R)
• M19: 64,919,043 km (0.098 R)
• M20: 65,309,793 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.9

Radius: 3.1

Gravity: 20.18 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 13.01 AU - 20.57 AU

Year: 24881 Days

Day: 21.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,901,029 km

• M1: 38,596 km (0.083 R)
• M2: 262,095 km (0.095 R)
• M3: 453,730 km (0.079 R)
• M4: 604,525 km (0.104 R)
• M5: 1,007,392 km (0.079 R)
• M6: 1,125,425 km (0.108 R)
• M7: 2,151,816 km (0.119 R)
• M8: 2,451,460 km (0.095 R)
• M9: 3,035,490 km (0.115 R)
• M10: 3,464,238 km (0.097 R)
• M11: 4,598,040 km (0.047 R)
• M12: 5,844,938 km (0.09 R)
• M13: 6,345,642 km (0.094 R)
• M14: 8,443,005 km (0.118 R)
• M15: 9,594,310 km (0.115 R)
• M16: 10,126,130 km (0.072 R)
• M17: 10,344,244 km (0.079 R)
• M18: 10,960,138 km (0.103 R)
• M19: 11,423,144 km (0.091 R)
• M20: 13,018,156 km (0.089 R)
• M21: 14,002,660 km (0.048 R)
• M22: 15,752,207 km (0.082 R)
• M23: 16,945,100 km (0.036 R)
• M24: 19,009,850 km (0.059 R)
• M25: 19,175,305 km (0.107 R)
• M26: 21,236,315 km (0.095 R)
• M27: 22,320,002 km (0.104 R)
• M28: 28,837,084 km (0.065 R)
• M29: 36,770,708 km (0.089 R)
• M30: 42,701,964 km (0.066 R)
• M31: 44,861,110 km (0.12 R)
• M32: 52,095,813 km (0.097 R)
• M33: 53,399,858 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.1

Radius: 3.6

Gravity: 48.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.02 AU - 17.82 AU

Year: 26294 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,901,029 km

• M1: 44,730 km (0.086 R)
• M2: 332,855 km (0.08 R)
• M3: 3,475,907 km (0.026 R)
• M4: 4,155,978 km (0.081 R)
• M5: 4,545,681 km (0.089 R)
• M6: 5,235,028 km (0.083 R)
• M7: 6,534,285 km (0.113 R)
• M8: 8,195,869 km (0.102 R)
• M9: 8,863,973 km (0.043 R)
• M10: 9,507,693 km (0.096 R)
• M11: 16,413,878 km (0.042 R)
• M12: 17,561,593 km (0.117 R)
• M13: 18,761,817 km (0.058 R)
• M14: 21,221,655 km (0.078 R)
• M15: 22,052,073 km (0.112 R)
• M16: 24,334,487 km (0.067 R)
• M17: 26,889,320 km (0.11 R)
• M18: 33,905,909 km (0.048 R)
• M19: 35,905,733 km (0.118 R)
• M20: 36,786,266 km (0.101 R)
• M21: 40,138,305 km (0.08 R)
• M22: 47,091,914 km (0.07 R)
• M23: 50,485,242 km (0.061 R)
• M24: 62,685,697 km (0.112 R)
• M25: 71,286,677 km (0.116 R)
• M26: 76,710,048 km (0.101 R)
• M27: 77,680,490 km (0.069 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 18,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit