🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.45 AU - 0.59 AU

Year: 242 Days

Day: 38.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.2

Radius: 9.3

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.76 AU - 0.82 AU

Year: 453 Days

Day: 10.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,931,025 km

• M1: 115,938 km (0.105 R)
• M2: 465,100 km (0.066 R)
• M3: 863,629 km (0.111 R)
• M4: 1,335,909 km (0.108 R)
• M5: 1,636,302 km (0.109 R)
• M6: 1,948,961 km (0.087 R)
• M7: 2,358,261 km (0.051 R)
• M8: 2,749,609 km (0.074 R)
• M9: 3,290,704 km (0.084 R)
• M10: 3,638,071 km (0.114 R)
• M11: 3,996,208 km (0.087 R)
• M12: 4,752,874 km (0.11 R)
• M13: 5,347,376 km (0.069 R)
• M14: 5,688,758 km (0.079 R)
• M15: 6,284,158 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.6

Radius: 11.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.92 AU - 0.92 AU

Year: 570 Days

Day: 10.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,931,025 km

• M1: 143,016 km (0.113 R)
• M2: 516,262 km (0.081 R)
• M3: 965,654 km (0.105 R)
• M4: 1,516,174 km (0.08 R)
• M5: 2,134,462 km (0.08 R)
• M6: 2,662,693 km (0.107 R)
• M7: 3,128,690 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 9

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.98 AU - 1.1 AU

Year: 685 Days

Day: 11.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,931,025 km

• M1: 112,797 km (0.105 R)
• M2: 403,017 km (0.072 R)
• M3: 947,403 km (0.088 R)
• M4: 1,422,975 km (0.11 R)
• M5: 1,725,163 km (0.036 R)
• M6: 2,878,113 km (0.026 R)
• M7: 3,211,118 km (0.087 R)
• M8: 4,150,892 km (0.115 R)
• M9: 5,085,879 km (0.028 R)
• M10: 5,745,007 km (0.102 R)
• M11: 6,584,700 km (0.074 R)
• M12: 7,012,251 km (0.112 R)
• M13: 7,435,463 km (0.111 R)
• M14: 7,805,119 km (0.069 R)
• M15: 8,114,338 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.3

Radius: 13.2

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.68 AU - 2.24 AU

Year: 1772 Days

Day: 9.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,931,025 km

• M1: 164,109 km (0.074 R)
• M2: 585,526 km (0.101 R)
• M3: 1,019,210 km (0.11 R)
• M4: 1,737,280 km (0.11 R)
• M5: 2,885,444 km (0.095 R)
• M6: 3,617,127 km (0.054 R)
• M7: 4,135,035 km (0.073 R)
• M8: 5,005,395 km (0.066 R)
• M9: 6,498,532 km (0.075 R)
• M10: 7,758,594 km (0.093 R)
• M11: 9,716,681 km (0.1 R)
• M12: 13,956,135 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.5

Radius: 8.4

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.06 AU - 2.4 AU

Year: 2150 Days

Day: 10.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,931,025 km

• M1: 108,159 km (0.12 R)
• M2: 592,108 km (0.119 R)
• M3: 996,471 km (0.041 R)
• M4: 1,326,036 km (0.052 R)
• M5: 1,652,308 km (0.066 R)
• M6: 4,065,322 km (0.108 R)
• M7: 4,435,876 km (0.069 R)
• M8: 5,990,946 km (0.119 R)
• M9: 6,554,182 km (0.064 R)
• M10: 10,740,080 km (0.085 R)
• M11: 11,369,438 km (0.111 R)
• M12: 11,775,148 km (0.107 R)
• M13: 12,962,506 km (0.096 R)
• M14: 14,415,101 km (0.066 R)
• M15: 14,746,760 km (0.099 R)
• M16: 15,376,268 km (0.102 R)
• M17: 18,129,616 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.3

Radius: 9.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.3 AU - 5 AU

Year: 5459 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,931,025 km

• M1: 116,986 km (0.06 R)
• M2: 576,251 km (0.116 R)
• M3: 1,276,219 km (0.085 R)
• M4: 1,774,380 km (0.066 R)
• M5: 2,636,214 km (0.08 R)
• M6: 3,210,819 km (0.056 R)
• M7: 4,236,911 km (0.094 R)
• M8: 4,738,213 km (0.118 R)
• M9: 5,539,908 km (0.105 R)
• M10: 6,088,484 km (0.113 R)
• M11: 6,755,391 km (0.117 R)
• M12: 7,236,199 km (0.096 R)
• M13: 8,457,665 km (0.112 R)
• M14: 9,322,191 km (0.114 R)
• M15: 10,841,358 km (0.108 R)
• M16: 11,780,234 km (0.105 R)
• M17: 13,072,012 km (0.066 R)
• M18: 14,180,532 km (0.042 R)
• M19: 15,350,686 km (0.108 R)
• M20: 17,354,849 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.2

Radius: 3.3

Gravity: 85.05 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.86 AU - 7.08 AU

Year: 10626 Days

Day: 21.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,931,025 km

• M1: 40,990 km (0.078 R)
• M2: 413,339 km (0.087 R)
• M3: 559,197 km (0.094 R)
• M4: 882,328 km (0.077 R)
• M5: 1,055,862 km (0.093 R)
• M6: 1,238,820 km (0.115 R)
• M7: 3,870,097 km (0.091 R)
• M8: 7,486,925 km (0.113 R)
• M9: 7,976,259 km (0.073 R)
• M10: 9,418,682 km (0.113 R)
• M11: 11,196,204 km (0.054 R)
• M12: 15,753,404 km (0.087 R)
• M13: 16,187,088 km (0.048 R)
• M14: 17,078,392 km (0.054 R)
• M15: 23,122,744 km (0.115 R)
• M16: 24,829,507 km (0.086 R)
• M17: 25,024,133 km (0.082 R)
• M18: 25,813,113 km (0.108 R)
• M19: 34,876,799 km (0.112 R)
• M20: 35,120,943 km (0.099 R)
• M21: 35,984,571 km (0.088 R)
• M22: 36,862,112 km (0.062 R)
• M23: 42,014,562 km (0.083 R)
• M24: 44,977,946 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.7

Radius: 7.8

Gravity: 14 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.36 AU - 9.5 AU

Year: 15804 Days

Day: 24.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,931,025 km

• M1: 97,538 km (0.042 R)
• M2: 800,797 km (0.064 R)
• M3: 1,074,562 km (0.076 R)
• M4: 1,713,644 km (0.038 R)
• M5: 2,097,961 km (0.093 R)
• M6: 2,606,593 km (0.098 R)
• M7: 2,939,748 km (0.095 R)
• M8: 4,051,260 km (0.079 R)
• M9: 5,533,924 km (0.117 R)
• M10: 5,845,238 km (0.072 R)
• M11: 6,292,386 km (0.078 R)
• M12: 6,938,798 km (0.041 R)
• M13: 7,255,198 km (0.105 R)
• M14: 7,723,888 km (0.109 R)
• M15: 8,063,924 km (0.059 R)
• M16: 9,916,244 km (0.081 R)
• M17: 11,463,984 km (0.081 R)
• M18: 12,295,449 km (0.118 R)
• M19: 14,439,486 km (0.113 R)
• M20: 17,642,077 km (0.076 R)
• M21: 18,317,960 km (0.077 R)
• M22: 19,010,897 km (0.074 R)
• M23: 19,811,246 km (0.112 R)
• M24: 22,444,767 km (0.112 R)
• M25: 26,599,249 km (0.11 R)
• M26: 29,913,141 km (0.061 R)
• M27: 33,620,775 km (0.078 R)
• M28: 34,397,338 km (0.115 R)
• M29: 35,852,027 km (0.101 R)
• M30: 39,167,415 km (0.078 R)
• M31: 44,206,171 km (0.072 R)
• M32: 52,895,563 km (0.064 R)
• M33: 53,945,740 km (0.077 R)
• M34: 57,179,298 km (0.12 R)
• M35: 69,096,414 km (0.082 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: 512 - 14,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit