🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.48 AU - 0.66 AU

Year: 282 Days

Day: 20.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524

Radius: 12.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.67 AU - 0.99 AU

Year: 496 Days

Day: 8.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,893,277 km

• M1: 160,369 km (0.104 R)
• M2: 577,897 km (0.101 R)
• M3: 1,150,108 km (0.114 R)
• M4: 2,186,672 km (0.08 R)
• M5: 3,119,564 km (0.078 R)
• M6: 3,671,581 km (0.12 R)
• M7: 4,084,321 km (0.116 R)
• M8: 4,542,390 km (0.082 R)
• M9: 5,270,632 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.4

Radius: 15

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.28 AU - 1.9 AU

Year: 1315 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,893,277 km

• M1: 186,698 km (0.116 R)
• M2: 774,169 km (0.103 R)
• M3: 3,092,936 km (0.028 R)
• M4: 3,700,752 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.2

Radius: 14.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.38 AU - 2.02 AU

Year: 1454 Days

Day: 10.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,893,277 km

• M1: 184,005 km (0.102 R)
• M2: 840,590 km (0.027 R)
• M3: 1,631,963 km (0.117 R)
• M4: 2,224,072 km (0.067 R)
• M5: 2,876,019 km (0.095 R)
• M6: 4,164,057 km (0.097 R)
• M7: 4,625,716 km (0.111 R)
• M8: 5,500,863 km (0.095 R)
• M9: 6,654,712 km (0.039 R)
• M10: 10,144,232 km (0.081 R)
• M11: 11,803,122 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 13.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.05 AU - 3.07 AU

Year: 2687 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,893,277 km

• M1: 170,392 km (0.114 R)
• M2: 1,044,792 km (0.099 R)
• M3: 1,725,911 km (0.092 R)
• M4: 2,442,036 km (0.05 R)
• M5: 2,877,216 km (0.066 R)
• M6: 4,236,313 km (0.079 R)
• M7: 4,774,117 km (0.085 R)
• M8: 5,634,005 km (0.045 R)
• M9: 6,286,252 km (0.027 R)
• M10: 9,818,856 km (0.042 R)
• M11: 12,206,887 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 11.5

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.18 AU - 3.22 AU

Year: 2910 Days

Day: 9.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,893,277 km

• M1: 143,165 km (0.072 R)
• M2: 694,284 km (0.12 R)
• M3: 1,188,256 km (0.053 R)
• M4: 1,708,258 km (0.089 R)
• M5: 2,082,402 km (0.094 R)
• M6: 2,604,948 km (0.1 R)
• M7: 3,513,605 km (0.066 R)
• M8: 4,063,078 km (0.117 R)
• M9: 4,932,990 km (0.11 R)
• M10: 5,596,905 km (0.108 R)
• M11: 6,613,572 km (0.092 R)
• M12: 8,469,483 km (0.06 R)
• M13: 9,613,608 km (0.111 R)
• M14: 11,025,961 km (0.094 R)
• M15: 11,715,757 km (0.109 R)
• M16: 13,663,970 km (0.069 R)
• M17: 14,766,656 km (0.115 R)
• M18: 16,530,266 km (0.086 R)
• M19: 16,978,162 km (0.107 R)
• M20: 17,434,285 km (0.104 R)
• M21: 18,610,125 km (0.112 R)
• M22: 20,153,376 km (0.119 R)
• M23: 20,923,805 km (0.059 R)
• M24: 23,423,137 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123

Radius: 8.2

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.61 AU - 5.15 AU

Year: 6013 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,893,277 km

• M1: 102,026 km (0.089 R)
• M2: 416,032 km (0.088 R)
• M3: 1,768,097 km (0.094 R)
• M4: 2,028,846 km (0.059 R)
• M5: 3,273,052 km (0.079 R)
• M6: 3,669,636 km (0.085 R)
• M7: 3,938,613 km (0.056 R)
• M8: 5,032,024 km (0.061 R)
• M9: 5,712,245 km (0.059 R)
• M10: 6,424,780 km (0.089 R)
• M11: 10,476,189 km (0.09 R)
• M12: 11,339,070 km (0.105 R)
• M13: 16,480,599 km (0.117 R)
• M14: 18,138,742 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.7

Radius: 4.8

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.06 AU - 9.84 AU

Year: 16114 Days

Day: 15.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,893,277 km

• M1: 59,690 km (0.081 R)
• M2: 218,562 km (0.114 R)
• M3: 502,649 km (0.07 R)
• M4: 1,058,854 km (0.085 R)
• M5: 1,568,085 km (0.117 R)
• M6: 2,062,506 km (0.094 R)
• M7: 5,195,085 km (0.116 R)
• M8: 5,376,248 km (0.103 R)
• M9: 5,655,996 km (0.076 R)
• M10: 6,553,883 km (0.104 R)
• M11: 7,814,694 km (0.102 R)
• M12: 8,711,832 km (0.103 R)
• M13: 12,716,268 km (0.085 R)
• M14: 14,600,453 km (0.082 R)
• M15: 15,640,158 km (0.104 R)
• M16: 17,057,748 km (0.099 R)
• M17: 18,769,895 km (0.084 R)
• M18: 21,201,160 km (0.032 R)
• M19: 25,968,545 km (0.081 R)
• M20: 32,820,426 km (0.053 R)
• M21: 33,753,468 km (0.107 R)
• M22: 35,780,968 km (0.098 R)
• M23: 36,327,749 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.8

Radius: 6.5

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.31 AU - 11.23 AU

Year: 21591 Days

Day: 19.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,893,277 km

• M1: 81,232 km (0.086 R)
• M2: 426,055 km (0.088 R)
• M3: 804,537 km (0.103 R)
• M4: 1,151,604 km (0.088 R)
• M5: 1,696,440 km (0.095 R)
• M6: 1,950,158 km (0.092 R)
• M7: 3,044,915 km (0.091 R)
• M8: 3,621,465 km (0.084 R)
• M9: 4,203,700 km (0.102 R)
• M10: 4,500,502 km (0.099 R)
• M11: 4,989,837 km (0.113 R)
• M12: 5,398,688 km (0.12 R)
• M13: 5,749,645 km (0.118 R)
• M14: 8,133,337 km (0.082 R)
• M15: 9,626,324 km (0.036 R)
• M16: 11,105,996 km (0.045 R)
• M17: 12,595,842 km (0.069 R)
• M18: 13,005,291 km (0.066 R)
• M19: 13,423,716 km (0.099 R)
• M20: 14,509,049 km (0.047 R)
• M21: 15,495,796 km (0.072 R)
• M22: 18,114,507 km (0.091 R)
• M23: 20,262,134 km (0.111 R)
• M24: 21,980,116 km (0.097 R)
• M25: 23,792,943 km (0.092 R)
• M26: 25,486,092 km (0.104 R)
• M27: 27,144,833 km (0.102 R)
• M28: 29,347,661 km (0.114 R)
• M29: 32,043,714 km (0.115 R)
• M30: 33,063,822 km (0.092 R)
• M31: 43,391,311 km (0.063 R)
• M32: 45,590,549 km (0.06 R)
• M33: 46,393,591 km (0.107 R)
• M34: 49,869,797 km (0.109 R)
• M35: 51,758,171 km (0.039 R)
• M36: 54,950,140 km (0.108 R)
• M37: 59,980,518 km (0.113 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 17,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit