🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.45 AU - 0.67 AU

Year: 275 Days

Day: 29.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,598,633 km

• M1: 32,612 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.56 AU - 0.7 AU

Year: 328 Days

Day: 44.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847

Radius: 11.9

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.23 AU - 1.47 AU

Year: 1029 Days

Day: 8.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,598,633 km

• M1: 148,251 km (0.085 R)
• M2: 694,583 km (0.087 R)
• M3: 1,335,311 km (0.118 R)
• M4: 2,312,035 km (0.084 R)
• M5: 3,016,192 km (0.112 R)
• M6: 3,456,459 km (0.067 R)
• M7: 4,121,571 km (0.116 R)
• M8: 4,795,360 km (0.097 R)
• M9: 5,257,767 km (0.092 R)
• M10: 5,899,242 km (0.095 R)
• M11: 6,522,916 km (0.097 R)
• M12: 8,384,661 km (0.116 R)
• M13: 9,202,962 km (0.118 R)
• M14: 10,166,970 km (0.099 R)
• M15: 11,297,182 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.9

Radius: 12.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.98 AU - 4.24 AU

Year: 4500 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,598,633 km

• M1: 156,779 km (0.118 R)
• M2: 628,760 km (0.101 R)
• M3: 1,636,002 km (0.097 R)
• M4: 2,374,118 km (0.049 R)
• M5: 3,065,260 km (0.095 R)
• M6: 3,469,623 km (0.066 R)
• M7: 5,754,880 km (0.119 R)
• M8: 6,407,426 km (0.107 R)
• M9: 6,937,152 km (0.087 R)
• M10: 9,313,814 km (0.067 R)
• M11: 10,258,973 km (0.069 R)
• M12: 11,843,963 km (0.105 R)
• M13: 16,697,067 km (0.088 R)
• M14: 17,638,935 km (0.107 R)
• M15: 18,682,380 km (0.119 R)
• M16: 19,491,705 km (0.079 R)
• M17: 22,358,898 km (0.075 R)
• M18: 23,271,146 km (0.112 R)
• M19: 26,745,107 km (0.088 R)
• M20: 28,472,963 km (0.119 R)
• M21: 30,274,121 km (0.083 R)
• M22: 31,296,473 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.3

Radius: 14.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.69 AU - 5.83 AU

Year: 6813 Days

Day: 5.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 69.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,598,633 km

• M1: 184,155 km (0.096 R)
• M2: 840,142 km (0.043 R)
• M3: 1,978,881 km (0.106 R)
• M4: 2,714,902 km (0.092 R)
• M5: 3,188,230 km (0.102 R)
• M6: 4,404,760 km (0.054 R)
• M7: 6,004,859 km (0.106 R)
• M8: 8,041,334 km (0.106 R)
• M9: 8,506,434 km (0.096 R)
• M10: 9,071,764 km (0.113 R)
• M11: 9,619,293 km (0.08 R)
• M12: 10,278,271 km (0.108 R)
• M13: 10,827,146 km (0.036 R)
• M14: 12,643,862 km (0.114 R)
• M15: 13,871,163 km (0.101 R)
• M16: 14,429,014 km (0.076 R)
• M17: 15,118,062 km (0.109 R)
• M18: 15,649,284 km (0.089 R)
• M19: 17,965,507 km (0.106 R)
• M20: 19,103,050 km (0.117 R)
• M21: 20,717,809 km (0.074 R)
• M22: 24,458,953 km (0.082 R)
• M23: 25,109,853 km (0.089 R)
• M24: 25,939,672 km (0.115 R)
• M25: 26,531,482 km (0.078 R)
• M26: 29,994,822 km (0.071 R)
• M27: 33,053,350 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.5

Radius: 7.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.2 AU - 9.56 AU

Year: 17359 Days

Day: 21.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,598,633 km

• M1: 92,451 km (0.119 R)
• M2: 327,171 km (0.117 R)
• M3: 727,943 km (0.108 R)
• M4: 1,706,313 km (0.042 R)
• M5: 4,171,537 km (0.11 R)
• M6: 5,842,545 km (0.084 R)
• M7: 8,974,526 km (0.114 R)
• M8: 13,450,195 km (0.082 R)
• M9: 18,746,408 km (0.103 R)
• M10: 21,205,199 km (0.068 R)
• M11: 21,548,526 km (0.06 R)
• M12: 21,808,527 km (0.072 R)
• M13: 22,158,287 km (0.116 R)
• M14: 28,173,468 km (0.076 R)
• M15: 30,506,746 km (0.065 R)
• M16: 38,911,154 km (0.055 R)
• M17: 40,206,522 km (0.1 R)
• M18: 44,404,687 km (0.11 R)
• M19: 46,681,567 km (0.108 R)
• M20: 48,143,437 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529

Radius: 6.2

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.15 AU - 11.39 AU

Year: 18515 Days

Day: 23.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,598,633 km

• M1: 77,193 km (0.114 R)
• M2: 380,128 km (0.096 R)
• M3: 631,153 km (0.116 R)
• M4: 1,610,271 km (0.087 R)
• M5: 2,457,295 km (0.108 R)
• M6: 2,749,758 km (0.12 R)
• M7: 3,569,854 km (0.12 R)
• M8: 4,412,090 km (0.117 R)
• M9: 6,440,188 km (0.117 R)
• M10: 10,976,744 km (0.049 R)
• M11: 11,338,621 km (0.115 R)
• M12: 14,889,775 km (0.117 R)
• M13: 20,628,200 km (0.065 R)
• M14: 29,845,523 km (0.08 R)
• M15: 31,266,553 km (0.08 R)
• M16: 34,242,953 km (0.113 R)
• M17: 34,885,924 km (0.118 R)
• M18: 35,799,668 km (0.12 R)
• M19: 45,366,601 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.4

Radius: 6.6

Gravity: 22.37 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.67 AU - 10.17 AU

Year: 18966 Days

Day: 15.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,598,633 km

• M1: 83,924 km (0.033 R)
• M2: 401,371 km (0.062 R)
• M3: 913,594 km (0.099 R)
• M4: 1,402,630 km (0.113 R)
• M5: 1,617,751 km (0.081 R)
• M6: 1,912,908 km (0.083 R)
• M7: 2,588,193 km (0.055 R)
• M8: 3,156,665 km (0.106 R)
• M9: 4,028,970 km (0.048 R)
• M10: 4,261,744 km (0.116 R)
• M11: 5,284,246 km (0.068 R)
• M12: 6,688,670 km (0.118 R)
• M13: 6,921,145 km (0.116 R)
• M14: 7,601,367 km (0.087 R)
• M15: 8,540,243 km (0.067 R)
• M16: 9,554,218 km (0.1 R)
• M17: 10,963,729 km (0.05 R)
• M18: 16,857,436 km (0.118 R)
• M19: 19,843,410 km (0.117 R)
• M20: 20,324,516 km (0.078 R)
• M21: 21,011,320 km (0.1 R)
• M22: 27,189,563 km (0.081 R)
• M23: 27,544,558 km (0.087 R)
• M24: 27,902,845 km (0.092 R)
• M25: 29,119,375 km (0.053 R)
• M26: 33,519,796 km (0.117 R)
• M27: 34,754,727 km (0.106 R)
• M28: 35,877,609 km (0.035 R)
• M29: 38,047,974 km (0.105 R)
• M30: 42,172,388 km (0.112 R)
• M31: 48,815,580 km (0.113 R)
• M32: 49,340,071 km (0.092 R)
• M33: 56,314,772 km (0.089 R)
• M34: 57,278,781 km (0.109 R)
• M35: 61,651,227 km (0.113 R)
• M36: 67,747,789 km (0.12 R)
• M37: 71,502,097 km (0.055 R)
• M38: 81,367,030 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 18,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit