🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.97 AU - 1.03 AU

Year: 379 Days

Day: 40.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.8 AU - 2.26 AU

Year: 1095 Days

Day: 31.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.3

Radius: 11.3

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.45 AU - 5.25 AU

Year: 3436 Days

Day: 15 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,078,754 km

• M1: 140,622 km (0.116 R)
• M2: 635,791 km (0.115 R)
• M3: 1,046,587 km (0.045 R)
• M4: 2,260,723 km (0.108 R)
• M5: 3,137,815 km (0.048 R)
• M6: 3,664,549 km (0.095 R)
• M7: 4,531,619 km (0.117 R)
• M8: 4,966,649 km (0.038 R)
• M9: 5,607,227 km (0.089 R)
• M10: 7,023,321 km (0.119 R)
• M11: 7,576,235 km (0.07 R)
• M12: 7,993,313 km (0.065 R)
• M13: 8,425,801 km (0.103 R)
• M14: 8,909,002 km (0.115 R)
• M15: 9,374,102 km (0.12 R)
• M16: 10,159,939 km (0.103 R)
• M17: 11,777,392 km (0.062 R)
• M18: 12,207,186 km (0.092 R)
• M19: 12,647,602 km (0.05 R)
• M20: 13,007,535 km (0.06 R)
• M21: 14,080,451 km (0.115 R)
• M22: 14,516,080 km (0.097 R)
• M23: 15,262,124 km (0.088 R)
• M24: 16,615,536 km (0.062 R)
• M25: 19,321,762 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.9

Radius: 11.7

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.48 AU - 5.76 AU

Year: 4388 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,078,754 km

• M1: 146,606 km (0.112 R)
• M2: 594,652 km (0.053 R)
• M3: 1,054,964 km (0.057 R)
• M4: 1,425,369 km (0.087 R)
• M5: 1,871,619 km (0.102 R)
• M6: 2,270,596 km (0.111 R)
• M7: 2,868,390 km (0.117 R)
• M8: 3,444,641 km (0.12 R)
• M9: 4,189,788 km (0.11 R)
• M10: 4,934,037 km (0.12 R)
• M11: 5,591,071 km (0.097 R)
• M12: 7,455,958 km (0.097 R)
• M13: 8,857,840 km (0.111 R)
• M14: 9,998,224 km (0.085 R)
• M15: 10,826,099 km (0.116 R)
• M16: 18,460,228 km (0.091 R)
• M17: 20,589,454 km (0.115 R)
• M18: 22,000,461 km (0.097 R)
• M19: 24,236,501 km (0.118 R)
• M20: 24,779,391 km (0.116 R)
• M21: 28,208,174 km (0.086 R)
• M22: 28,636,473 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.8

Radius: 14.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.6 AU - 7.34 AU

Year: 5525 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,078,754 km

• M1: 177,423 km (0.12 R)
• M2: 651,798 km (0.058 R)
• M3: 1,271,731 km (0.116 R)
• M4: 2,184,727 km (0.116 R)
• M5: 2,705,477 km (0.058 R)
• M6: 3,330,198 km (0.08 R)
• M7: 3,884,309 km (0.112 R)
• M8: 5,589,874 km (0.068 R)
• M9: 6,678,199 km (0.073 R)
• M10: 7,418,110 km (0.114 R)
• M11: 8,489,380 km (0.111 R)
• M12: 10,241,021 km (0.074 R)
• M13: 10,796,478 km (0.08 R)
• M14: 12,480,950 km (0.086 R)
• M15: 13,386,017 km (0.095 R)
• M16: 14,107,378 km (0.06 R)
• M17: 16,117,226 km (0.116 R)
• M18: 18,378,996 km (0.119 R)
• M19: 21,066,372 km (0.06 R)
• M20: 23,365,542 km (0.093 R)
• M21: 24,740,346 km (0.029 R)
• M22: 26,512,333 km (0.109 R)
• M23: 27,297,123 km (0.12 R)
• M24: 30,497,172 km (0.115 R)
• M25: 33,939,568 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.2

Radius: 5.8

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.21 AU - 18.91 AU

Year: 23247 Days

Day: 19.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,078,754 km

• M1: 72,555 km (0.08 R)
• M2: 363,373 km (0.077 R)
• M3: 628,461 km (0.089 R)
• M4: 1,142,479 km (0.069 R)
• M5: 4,456,521 km (0.101 R)
• M6: 7,139,259 km (0.048 R)
• M7: 7,695,763 km (0.104 R)
• M8: 13,857,400 km (0.103 R)
• M9: 14,575,321 km (0.069 R)
• M10: 15,545,164 km (0.112 R)
• M11: 17,201,661 km (0.112 R)
• M12: 18,798,768 km (0.027 R)
• M13: 21,612,404 km (0.072 R)
• M14: 23,569,444 km (0.116 R)
• M15: 24,076,581 km (0.11 R)
• M16: 25,748,337 km (0.111 R)
• M17: 27,944,882 km (0.108 R)
• M18: 30,741,764 km (0.098 R)
• M19: 33,592,052 km (0.106 R)
• M20: 40,675,511 km (0.114 R)
• M21: 46,439,069 km (0.119 R)
• M22: 52,036,871 km (0.095 R)
• M23: 53,416,463 km (0.052 R)
• M24: 58,068,059 km (0.072 R)
• M25: 60,870,925 km (0.09 R)
• M26: 67,962,761 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.5

Radius: 7.6

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 13.07 AU - 18.27 AU

Year: 23494 Days

Day: 17.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 35,078,754 km

• M1: 100,530 km (0.091 R)
• M2: 489,933 km (0.11 R)
• M3: 1,057,807 km (0.099 R)
• M4: 2,241,724 km (0.112 R)
• M5: 3,116,722 km (0.111 R)
• M6: 3,434,169 km (0.117 R)
• M7: 4,202,204 km (0.111 R)
• M8: 5,397,790 km (0.1 R)
• M9: 5,943,075 km (0.101 R)
• M10: 6,900,800 km (0.074 R)
• M11: 8,063,924 km (0.034 R)
• M12: 12,050,108 km (0.105 R)
• M13: 12,980,458 km (0.063 R)
• M14: 13,276,063 km (0.12 R)
• M15: 15,064,206 km (0.04 R)
• M16: 17,095,297 km (0.075 R)
• M17: 24,050,251 km (0.059 R)
• M18: 26,102,435 km (0.099 R)
• M19: 27,655,410 km (0.038 R)
• M20: 30,163,269 km (0.069 R)
• M21: 32,955,513 km (0.118 R)
• M22: 35,052,427 km (0.111 R)
• M23: 37,684,302 km (0.082 R)
• M24: 44,331,534 km (0.103 R)
• M25: 46,365,018 km (0.104 R)
• M26: 52,837,818 km (0.107 R)
• M27: 53,402,849 km (0.106 R)
• M28: 54,545,179 km (0.083 R)
• M29: 59,887,618 km (0.106 R)
• M30: 61,534,990 km (0.092 R)
• M31: 61,951,620 km (0.067 R)
• M32: 65,351,979 km (0.085 R)
• M33: 70,682,600 km (0.1 R)
• M34: 75,578,490 km (0.081 R)
• M35: 77,744,218 km (0.106 R)
• M36: 83,466,187 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.2

Radius: 4.1

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 15.92 AU - 16.94 AU

Year: 25223 Days

Day: 23.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,078,754 km

• M1: 51,013 km (0.079 R)
• M2: 394,340 km (0.087 R)
• M3: 553,662 km (0.071 R)
• M4: 1,839,605 km (0.066 R)
• M5: 1,988,305 km (0.057 R)
• M6: 2,395,212 km (0.08 R)
• M7: 3,158,460 km (0.087 R)
• M8: 4,947,800 km (0.03 R)
• M9: 5,384,775 km (0.098 R)
• M10: 6,235,389 km (0.067 R)
• M11: 6,537,876 km (0.087 R)
• M12: 7,654,923 km (0.076 R)
• M13: 10,680,690 km (0.048 R)
• M14: 11,458,150 km (0.09 R)
• M15: 13,902,579 km (0.099 R)
• M16: 16,482,394 km (0.106 R)
• M17: 17,059,992 km (0.118 R)
• M18: 17,255,516 km (0.115 R)
• M19: 17,784,195 km (0.037 R)
• M20: 23,356,267 km (0.109 R)
• M21: 25,162,960 km (0.047 R)
• M22: 28,774,702 km (0.095 R)
• M23: 34,973,738 km (0.055 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 13,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit