🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.53 AU - 0.79 AU

Year: 206 Days

Day: 25.1 Hours

Environment

Temp: 118 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.72 AU - 2.3 AU

Year: 1097 Days

Day: 47.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,773,391 km

• M1: 1,168,509 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.15 AU - 4.51 AU

Year: 2886 Days

Day: 45.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,773,391 km

• M1: 104,270 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.2

Radius: 12.4

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.45 AU - 5.55 AU

Year: 4305 Days

Day: 12.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,773,391 km

• M1: 156,031 km (0.079 R)
• M2: 681,418 km (0.069 R)
• M3: 1,139,188 km (0.058 R)
• M4: 1,534,874 km (0.12 R)
• M5: 2,260,873 km (0.084 R)
• M6: 2,792,244 km (0.106 R)
• M7: 3,680,556 km (0.094 R)
• M8: 4,396,083 km (0.11 R)
• M9: 5,039,055 km (0.076 R)
• M10: 6,675,655 km (0.093 R)
• M11: 7,997,203 km (0.035 R)
• M12: 11,385,595 km (0.096 R)
• M13: 12,104,263 km (0.099 R)
• M14: 13,632,405 km (0.119 R)
• M15: 14,278,518 km (0.088 R)
• M16: 14,944,827 km (0.067 R)
• M17: 17,566,829 km (0.093 R)
• M18: 20,621,468 km (0.066 R)
• M19: 21,545,235 km (0.104 R)
• M20: 25,356,689 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.4

Radius: 14.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.16 AU - 6.46 AU

Year: 6103 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,773,391 km

• M1: 182,809 km (0.076 R)
• M2: 709,842 km (0.06 R)
• M3: 1,191,697 km (0.071 R)
• M4: 2,521,173 km (0.082 R)
• M5: 3,507,172 km (0.105 R)
• M6: 6,329,187 km (0.114 R)
• M7: 8,363,718 km (0.097 R)
• M8: 11,883,157 km (0.098 R)
• M9: 12,449,236 km (0.097 R)
• M10: 13,737,722 km (0.115 R)
• M11: 15,277,832 km (0.028 R)
• M12: 16,061,276 km (0.086 R)
• M13: 19,144,339 km (0.111 R)
• M14: 20,656,175 km (0.117 R)
• M15: 22,818,163 km (0.111 R)
• M16: 24,744,535 km (0.086 R)
• M17: 25,435,976 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.5

Radius: 14.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.47 AU - 9.99 AU

Year: 9090 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,773,391 km

• M1: 194,776 km (0.089 R)
• M2: 786,885 km (0.109 R)
• M3: 1,374,356 km (0.088 R)
• M4: 2,050,388 km (0.045 R)
• M5: 2,693,809 km (0.098 R)
• M6: 4,010,270 km (0.059 R)
• M7: 4,771,424 km (0.084 R)
• M8: 5,945,618 km (0.09 R)
• M9: 7,083,160 km (0.066 R)
• M10: 10,729,309 km (0.106 R)
• M11: 14,207,609 km (0.111 R)
• M12: 16,106,156 km (0.097 R)
• M13: 17,350,361 km (0.098 R)
• M14: 19,444,432 km (0.081 R)
• M15: 22,173,845 km (0.051 R)
• M16: 28,289,107 km (0.115 R)
• M17: 33,111,394 km (0.109 R)
• M18: 36,540,776 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.2

Radius: 6.5

Gravity: 22.61 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.88 AU - 15.22 AU

Year: 19203 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,773,391 km

• M1: 80,783 km (0.038 R)
• M2: 400,623 km (0.107 R)
• M3: 630,106 km (0.111 R)
• M4: 2,688,872 km (0.102 R)
• M5: 3,564,169 km (0.087 R)
• M6: 4,001,743 km (0.111 R)
• M7: 5,059,550 km (0.116 R)
• M8: 5,903,431 km (0.099 R)
• M9: 6,744,470 km (0.093 R)
• M10: 7,121,607 km (0.057 R)
• M11: 7,512,655 km (0.097 R)
• M12: 9,107,818 km (0.077 R)
• M13: 14,364,088 km (0.087 R)
• M14: 15,794,094 km (0.105 R)
• M15: 33,438,415 km (0.052 R)
• M16: 56,599,307 km (0.08 R)
• M17: 58,349,153 km (0.082 R)
• M18: 62,777,849 km (0.077 R)
• M19: 63,398,530 km (0.084 R)
• M20: 72,524,150 km (0.082 R)
• M21: 72,751,389 km (0.061 R)
• M22: 73,665,432 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.2

Radius: 4.4

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 15.61 AU - 18.97 AU

Year: 27680 Days

Day: 22.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 102,773,391 km

• M1: 55,202 km (0.117 R)
• M2: 352,303 km (0.112 R)
• M3: 522,545 km (0.095 R)
• M4: 999,912 km (0.09 R)
• M5: 2,011,942 km (0.044 R)
• M6: 2,612,128 km (0.087 R)
• M7: 3,218,748 km (0.097 R)
• M8: 5,673,200 km (0.1 R)
• M9: 6,639,154 km (0.084 R)
• M10: 10,074,369 km (0.12 R)
• M11: 10,243,565 km (0.115 R)
• M12: 13,554,315 km (0.048 R)
• M13: 14,606,736 km (0.107 R)
• M14: 16,793,707 km (0.066 R)
• M15: 18,507,201 km (0.097 R)
• M16: 24,543,625 km (0.098 R)
• M17: 44,547,104 km (0.099 R)
• M18: 47,015,469 km (0.026 R)
• M19: 51,218,571 km (0.109 R)
• M20: 55,139,382 km (0.12 R)
• M21: 64,150,110 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.1

Radius: 6.6

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 16.42 AU - 21.58 AU

Year: 31886 Days

Day: 20.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,773,391 km

• M1: 94,845 km (0.059 R)
• M2: 302,487 km (0.079 R)
• M3: 651,499 km (0.057 R)
• M4: 915,988 km (0.114 R)
• M5: 1,466,508 km (0.088 R)
• M6: 1,686,566 km (0.11 R)
• M7: 1,950,158 km (0.09 R)
• M8: 3,261,383 km (0.07 R)
• M9: 3,840,028 km (0.101 R)
• M10: 4,047,520 km (0.076 R)
• M11: 5,497,423 km (0.103 R)
• M12: 5,761,612 km (0.117 R)
• M13: 5,988,104 km (0.116 R)
• M14: 6,556,276 km (0.083 R)
• M15: 7,056,532 km (0.066 R)
• M16: 8,020,989 km (0.068 R)
• M17: 8,949,543 km (0.071 R)
• M18: 10,949,218 km (0.077 R)
• M19: 12,237,704 km (0.111 R)
• M20: 15,370,433 km (0.107 R)
• M21: 16,342,221 km (0.096 R)
• M22: 19,502,925 km (0.064 R)
• M23: 19,809,152 km (0.111 R)
• M24: 20,535,749 km (0.117 R)
• M25: 23,621,055 km (0.074 R)
• M26: 25,153,236 km (0.027 R)
• M27: 31,524,310 km (0.115 R)
• M28: 39,377,600 km (0.105 R)
• M29: 40,195,153 km (0.05 R)
• M30: 45,339,225 km (0.104 R)
• M31: 58,376,231 km (0.091 R)
• M32: 77,978,638 km (0.098 R)
• M33: 78,492,208 km (0.072 R)
• M34: 79,266,825 km (0.086 R)
• M35: 80,569,224 km (0.049 R)
• M36: 81,094,163 km (0.05 R)
• M37: 86,195,152 km (0.059 R)
• M38: 87,019,585 km (0.086 R)
• M39: 92,938,724 km (0.112 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: 537 - 15,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit