🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.15 AU - 1.77 AU

Year: 776 Days

Day: 45.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.9

Radius: 12.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.45 AU - 5.67 AU

Year: 4282 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,146,636 km

• M1: 156,629 km (0.104 R)
• M2: 559,346 km (0.073 R)
• M3: 954,584 km (0.107 R)
• M4: 1,366,726 km (0.054 R)
• M5: 2,189,215 km (0.084 R)
• M6: 2,982,533 km (0.082 R)
• M7: 3,723,192 km (0.101 R)
• M8: 4,205,944 km (0.063 R)
• M9: 5,060,597 km (0.106 R)
• M10: 5,654,949 km (0.096 R)
• M11: 7,896,823 km (0.056 R)
• M12: 9,157,634 km (0.096 R)
• M13: 9,959,628 km (0.078 R)
• M14: 10,420,389 km (0.118 R)
• M15: 12,122,813 km (0.091 R)
• M16: 12,551,860 km (0.073 R)
• M17: 13,289,527 km (0.117 R)
• M18: 16,824,525 km (0.097 R)
• M19: 18,274,876 km (0.108 R)
• M20: 20,403,055 km (0.071 R)
• M21: 25,611,305 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.5

Radius: 11.1

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.03 AU - 5.95 AU

Year: 5656 Days

Day: 8.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,146,636 km

• M1: 146,456 km (0.115 R)
• M2: 642,074 km (0.045 R)
• M3: 4,308,718 km (0.092 R)
• M4: 5,648,217 km (0.114 R)
• M5: 7,022,274 km (0.064 R)
• M6: 13,399,481 km (0.049 R)
• M7: 14,921,340 km (0.089 R)
• M8: 16,209,677 km (0.107 R)
• M9: 17,007,333 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.3

Radius: 9.4

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.42 AU - 10.48 AU

Year: 12774 Days

Day: 5.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,146,636 km

• M1: 121,174 km (0.1 R)
• M2: 743,651 km (0.099 R)
• M3: 1,889,272 km (0.118 R)
• M4: 2,204,325 km (0.036 R)
• M5: 3,623,859 km (0.098 R)
• M6: 4,902,621 km (0.037 R)
• M7: 6,935,956 km (0.112 R)
• M8: 8,743,098 km (0.096 R)
• M9: 11,460,842 km (0.11 R)
• M10: 12,041,432 km (0.04 R)
• M11: 15,174,161 km (0.081 R)
• M12: 16,377,227 km (0.033 R)
• M13: 16,742,994 km (0.093 R)
• M14: 24,674,523 km (0.108 R)
• M15: 26,434,991 km (0.09 R)
• M16: 38,918,784 km (0.09 R)
• M17: 39,439,534 km (0.073 R)
• M18: 42,800,699 km (0.118 R)
• M19: 48,567,846 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.9

Radius: 5.5

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 12 AU - 12.3 AU

Year: 18622 Days

Day: 24.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,146,636 km

• M1: 71,059 km (0.082 R)
• M2: 254,316 km (0.119 R)
• M3: 550,819 km (0.111 R)
• M4: 950,395 km (0.106 R)
• M5: 1,298,958 km (0.077 R)
• M6: 1,812,079 km (0.116 R)
• M7: 4,373,943 km (0.096 R)
• M8: 4,561,538 km (0.034 R)
• M9: 5,545,443 km (0.074 R)
• M10: 5,728,402 km (0.106 R)
• M11: 5,915,399 km (0.084 R)
• M12: 7,517,143 km (0.103 R)
• M13: 8,250,771 km (0.11 R)
• M14: 11,846,356 km (0.033 R)
• M15: 12,150,489 km (0.115 R)
• M16: 13,288,330 km (0.06 R)
• M17: 15,628,490 km (0.089 R)
• M18: 16,819,139 km (0.084 R)
• M19: 17,989,294 km (0.079 R)
• M20: 19,212,555 km (0.049 R)
• M21: 22,650,913 km (0.119 R)
• M22: 28,165,689 km (0.067 R)
• M23: 30,374,202 km (0.055 R)
• M24: 35,633,914 km (0.102 R)
• M25: 44,759,085 km (0.109 R)
• M26: 46,844,329 km (0.1 R)
• M27: 47,299,406 km (0.114 R)
• M28: 50,887,062 km (0.073 R)
• M29: 55,663,872 km (0.094 R)
• M30: 57,898,864 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.9

Radius: 5.6

Gravity: 28.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.01 AU - 15.61 AU

Year: 21352 Days

Day: 16 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,146,636 km

• M1: 69,713 km (0.111 R)
• M2: 296,653 km (0.085 R)
• M3: 540,647 km (0.032 R)
• M4: 813,962 km (0.086 R)
• M5: 1,053,767 km (0.075 R)
• M6: 1,234,332 km (0.094 R)
• M7: 2,112,023 km (0.084 R)
• M8: 2,847,895 km (0.115 R)
• M9: 3,555,941 km (0.1 R)
• M10: 5,640,438 km (0.056 R)
• M11: 6,111,522 km (0.08 R)
• M12: 6,701,685 km (0.03 R)
• M13: 7,180,997 km (0.056 R)
• M14: 7,682,748 km (0.069 R)
• M15: 8,700,163 km (0.091 R)
• M16: 9,212,087 km (0.082 R)
• M17: 10,109,824 km (0.1 R)
• M18: 10,611,725 km (0.118 R)
• M19: 12,008,221 km (0.075 R)
• M20: 16,238,101 km (0.111 R)
• M21: 16,839,036 km (0.08 R)
• M22: 23,360,156 km (0.074 R)
• M23: 23,795,486 km (0.047 R)
• M24: 26,876,604 km (0.057 R)
• M25: 27,838,219 km (0.116 R)
• M26: 28,450,673 km (0.077 R)
• M27: 32,856,330 km (0.046 R)
• M28: 35,649,173 km (0.055 R)
• M29: 38,596,400 km (0.104 R)
• M30: 39,819,363 km (0.039 R)
• M31: 44,970,018 km (0.119 R)
• M32: 60,156,894 km (0.111 R)
• M33: 72,285,841 km (0.116 R)
• M34: 73,441,783 km (0.117 R)
• M35: 75,317,142 km (0.032 R)
• M36: 84,661,624 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.6

Radius: 6.1

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.8 AU - 15.96 AU

Year: 22738 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,146,636 km

• M1: 96,491 km (0.05 R)
• M2: 915,090 km (0.094 R)
• M3: 3,869,050 km (0.059 R)
• M4: 4,149,845 km (0.075 R)
• M5: 4,627,511 km (0.101 R)
• M6: 5,835,663 km (0.064 R)
• M7: 7,324,910 km (0.091 R)
• M8: 10,377,155 km (0.075 R)
• M9: 12,480,950 km (0.089 R)
• M10: 16,325,167 km (0.119 R)
• M11: 22,644,630 km (0.047 R)
• M12: 23,372,723 km (0.063 R)
• M13: 31,418,844 km (0.07 R)
• M14: 31,982,678 km (0.062 R)
• M15: 33,831,858 km (0.035 R)
• M16: 40,332,783 km (0.119 R)
• M17: 40,598,169 km (0.05 R)
• M18: 45,005,023 km (0.105 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 11,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit