🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.8 AU - 0.8 AU

Year: 302 Days

Day: 36.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.86 AU - 1.4 AU

Year: 507 Days

Day: 27.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.97 AU - 1.33 AU

Year: 520 Days

Day: 27.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,205,275 km

• M1: 63,280 km (0.081 R)
• M2: 869,612 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.17 AU - 1.37 AU

Year: 604 Days

Day: 43.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 11.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.63 AU - 8.63 AU

Year: 8030 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,205,275 km

• M1: 145,708 km (0.072 R)
• M2: 854,653 km (0.097 R)
• M3: 1,238,970 km (0.11 R)
• M4: 1,958,685 km (0.073 R)
• M5: 2,520,724 km (0.11 R)
• M6: 3,728,129 km (0.081 R)
• M7: 4,624,369 km (0.095 R)
• M8: 5,378,941 km (0.106 R)
• M9: 5,786,296 km (0.103 R)
• M10: 6,180,337 km (0.047 R)
• M11: 7,743,036 km (0.069 R)
• M12: 8,679,818 km (0.097 R)
• M13: 10,060,158 km (0.105 R)
• M14: 10,778,227 km (0.112 R)
• M15: 11,377,217 km (0.119 R)
• M16: 12,806,027 km (0.044 R)
• M17: 15,448,075 km (0.043 R)
• M18: 16,209,976 km (0.105 R)
• M19: 23,729,962 km (0.102 R)
• M20: 26,141,330 km (0.12 R)
• M21: 27,223,073 km (0.114 R)
• M22: 27,867,690 km (0.089 R)
• M23: 32,053,588 km (0.092 R)
• M24: 34,885,924 km (0.059 R)
• M25: 35,537,273 km (0.099 R)
• M26: 36,752,457 km (0.115 R)
• M27: 37,313,898 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.6

Radius: 8.4

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.66 AU - 10.62 AU

Year: 10711 Days

Day: 5.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,205,275 km

• M1: 106,514 km (0.109 R)
• M2: 720,314 km (0.109 R)
• M3: 2,830,392 km (0.041 R)
• M4: 5,327,330 km (0.089 R)
• M5: 6,827,198 km (0.091 R)
• M6: 7,232,010 km (0.031 R)
• M7: 13,172,841 km (0.08 R)
• M8: 23,698,696 km (0.074 R)
• M9: 24,253,106 km (0.106 R)
• M10: 29,109,202 km (0.1 R)
• M11: 31,708,465 km (0.088 R)
• M12: 32,494,752 km (0.102 R)
• M13: 35,409,367 km (0.088 R)
• M14: 37,115,531 km (0.118 R)
• M15: 42,155,932 km (0.096 R)
• M16: 47,927,567 km (0.054 R)
• M17: 49,261,382 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.5

Radius: 6.8

Gravity: 17.44 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.47 AU - 13.71 AU

Year: 16641 Days

Day: 18.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,205,275 km

• M1: 84,523 km (0.101 R)
• M2: 380,876 km (0.07 R)
• M3: 635,641 km (0.105 R)
• M4: 861,235 km (0.111 R)
• M5: 1,466,508 km (0.058 R)
• M6: 3,480,245 km (0.087 R)
• M7: 4,628,109 km (0.115 R)
• M8: 5,689,656 km (0.07 R)
• M9: 6,596,967 km (0.109 R)
• M10: 7,692,921 km (0.117 R)
• M11: 8,539,495 km (0.061 R)
• M12: 10,009,145 km (0.098 R)
• M13: 12,686,049 km (0.106 R)
• M14: 14,297,368 km (0.094 R)
• M15: 17,667,509 km (0.112 R)
• M16: 19,851,937 km (0.091 R)
• M17: 20,125,701 km (0.081 R)
• M18: 20,494,609 km (0.09 R)
• M19: 22,703,571 km (0.085 R)
• M20: 24,644,155 km (0.12 R)
• M21: 27,701,786 km (0.105 R)
• M22: 29,321,332 km (0.064 R)
• M23: 33,386,804 km (0.081 R)
• M24: 39,084,388 km (0.119 R)
• M25: 43,375,603 km (0.096 R)
• M26: 44,925,288 km (0.114 R)
• M27: 46,994,526 km (0.093 R)
• M28: 48,463,726 km (0.108 R)
• M29: 50,809,720 km (0.103 R)
• M30: 54,290,862 km (0.07 R)
• M31: 64,677,143 km (0.041 R)
• M32: 66,290,108 km (0.087 R)
• M33: 67,929,850 km (0.117 R)
• M34: 70,651,634 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.1

Radius: 6.8

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.4 AU - 13.14 AU

Year: 18127 Days

Day: 21.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,205,275 km

• M1: 88,113 km (0.111 R)
• M2: 526,884 km (0.032 R)
• M3: 993,330 km (0.078 R)
• M4: 1,425,219 km (0.117 R)
• M5: 1,724,265 km (0.08 R)
• M6: 2,836,076 km (0.092 R)
• M7: 3,287,114 km (0.119 R)
• M8: 3,730,373 km (0.08 R)
• M9: 5,690,853 km (0.088 R)
• M10: 5,948,460 km (0.04 R)
• M11: 7,057,579 km (0.117 R)
• M12: 7,398,363 km (0.085 R)
• M13: 8,021,139 km (0.062 R)
• M14: 10,753,693 km (0.055 R)
• M15: 13,266,489 km (0.057 R)
• M16: 13,851,716 km (0.119 R)
• M17: 14,386,378 km (0.083 R)
• M18: 18,202,022 km (0.096 R)
• M19: 18,762,266 km (0.112 R)
• M20: 24,237,099 km (0.056 R)
• M21: 25,407,254 km (0.051 R)
• M22: 26,512,483 km (0.118 R)
• M23: 27,025,304 km (0.113 R)
• M24: 29,579,239 km (0.028 R)
• M25: 31,254,735 km (0.114 R)
• M26: 36,659,257 km (0.12 R)
• M27: 37,810,114 km (0.1 R)
• M28: 38,199,068 km (0.094 R)
• M29: 42,236,266 km (0.089 R)
• M30: 43,076,408 km (0.117 R)
• M31: 45,080,122 km (0.053 R)
• M32: 50,673,436 km (0.067 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit