🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.22 AU - 1.36 AU

Year: 558 Days

Day: 40.4 Hours

Environment

Temp: -28 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.73 AU - 2.61 AU

Year: 1217 Days

Day: 33.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.7

Radius: 8.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.94 AU - 5.28 AU

Year: 4399 Days

Day: 13.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,205,271 km

• M1: 107,262 km (0.087 R)
• M2: 436,078 km (0.066 R)
• M3: 763,847 km (0.094 R)
• M4: 1,204,113 km (0.086 R)
• M5: 3,195,261 km (0.11 R)
• M6: 4,345,669 km (0.115 R)
• M7: 5,777,919 km (0.081 R)
• M8: 7,922,703 km (0.076 R)
• M9: 8,325,720 km (0.093 R)
• M10: 10,469,906 km (0.114 R)
• M11: 10,832,681 km (0.117 R)
• M12: 21,039,893 km (0.079 R)
• M13: 21,683,164 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152

Radius: 14.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.69 AU - 8.75 AU

Year: 7388 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,205,271 km

• M1: 177,872 km (0.114 R)
• M2: 844,480 km (0.109 R)
• M3: 1,457,981 km (0.089 R)
• M4: 2,154,509 km (0.057 R)
• M5: 2,895,317 km (0.091 R)
• M6: 4,444,553 km (0.053 R)
• M7: 4,937,478 km (0.106 R)
• M8: 7,512,655 km (0.098 R)
• M9: 9,408,808 km (0.118 R)
• M10: 13,154,739 km (0.087 R)
• M11: 14,888,578 km (0.084 R)
• M12: 16,162,554 km (0.118 R)
• M13: 16,658,620 km (0.093 R)
• M14: 17,914,345 km (0.092 R)
• M15: 19,789,554 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 12.3

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.47 AU - 8.23 AU

Year: 8375 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 102,205,271 km

• M1: 155,283 km (0.117 R)
• M2: 551,867 km (0.057 R)
• M3: 1,635,105 km (0.119 R)
• M4: 2,425,729 km (0.116 R)
• M5: 3,105,502 km (0.101 R)
• M6: 3,618,922 km (0.106 R)
• M7: 5,603,637 km (0.11 R)
• M8: 6,027,747 km (0.066 R)
• M9: 8,271,416 km (0.058 R)
• M10: 9,041,396 km (0.119 R)
• M11: 10,724,372 km (0.08 R)
• M12: 11,535,941 km (0.109 R)
• M13: 13,979,622 km (0.095 R)
• M14: 16,951,234 km (0.109 R)
• M15: 20,781,089 km (0.078 R)
• M16: 21,326,523 km (0.069 R)
• M17: 23,269,949 km (0.067 R)
• M18: 23,943,289 km (0.079 R)
• M19: 24,629,494 km (0.098 R)
• M20: 26,584,290 km (0.079 R)
• M21: 28,640,512 km (0.048 R)
• M22: 30,102,084 km (0.119 R)
• M23: 32,334,682 km (0.083 R)
• M24: 33,067,562 km (0.11 R)
• M25: 33,597,887 km (0.115 R)
• M26: 35,222,968 km (0.084 R)
• M27: 37,930,989 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 12.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.93 AU - 12.79 AU

Year: 12698 Days

Day: 11.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,205,271 km

• M1: 157,975 km (0.032 R)
• M2: 609,462 km (0.073 R)
• M3: 1,094,757 km (0.079 R)
• M4: 1,650,663 km (0.071 R)
• M5: 2,216,143 km (0.028 R)
• M6: 2,886,042 km (0.085 R)
• M7: 3,633,134 km (0.111 R)
• M8: 4,141,019 km (0.073 R)
• M9: 5,230,690 km (0.073 R)
• M10: 6,108,979 km (0.094 R)
• M11: 7,255,198 km (0.048 R)
• M12: 8,252,716 km (0.111 R)
• M13: 8,983,651 km (0.11 R)
• M14: 12,285,276 km (0.098 R)
• M15: 12,915,682 km (0.105 R)
• M16: 13,834,362 km (0.065 R)
• M17: 15,655,716 km (0.095 R)
• M18: 16,397,123 km (0.112 R)
• M19: 23,196,347 km (0.077 R)
• M20: 23,868,340 km (0.102 R)
• M21: 31,786,855 km (0.117 R)
• M22: 34,441,319 km (0.115 R)
• M23: 38,561,544 km (0.112 R)
• M24: 40,739,988 km (0.057 R)
• M25: 42,569,420 km (0.111 R)
• M26: 50,436,773 km (0.111 R)
• M27: 55,560,051 km (0.099 R)
• M28: 60,116,353 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.6

Radius: 14.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 8.22 AU - 13.6 AU

Year: 13723 Days

Day: 5.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,205,271 km

• M1: 180,565 km (0.074 R)
• M2: 735,274 km (0.038 R)
• M3: 1,401,882 km (0.054 R)
• M4: 2,225,867 km (0.058 R)
• M5: 3,668,589 km (0.053 R)
• M6: 4,200,708 km (0.083 R)
• M7: 5,242,508 km (0.089 R)
• M8: 6,214,744 km (0.11 R)
• M9: 6,903,792 km (0.066 R)
• M10: 7,914,475 km (0.116 R)
• M11: 9,545,840 km (0.113 R)
• M12: 11,747,173 km (0.116 R)
• M13: 14,094,064 km (0.085 R)
• M14: 15,969,722 km (0.107 R)
• M15: 18,143,978 km (0.052 R)
• M16: 19,123,545 km (0.089 R)
• M17: 19,917,760 km (0.048 R)
• M18: 20,658,868 km (0.112 R)
• M19: 21,418,077 km (0.076 R)
• M20: 22,038,908 km (0.035 R)
• M21: 26,815,718 km (0.033 R)
• M22: 28,271,604 km (0.116 R)
• M23: 36,570,247 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.9

Radius: 12.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.13 AU - 11.25 AU

Year: 14254 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 102,205,271 km

• M1: 175,179 km (0.069 R)
• M2: 864,975 km (0.08 R)
• M3: 1,622,539 km (0.11 R)
• M4: 2,149,273 km (0.048 R)
• M5: 3,217,701 km (0.11 R)
• M6: 3,635,228 km (0.042 R)
• M7: 4,841,585 km (0.114 R)
• M8: 5,871,866 km (0.086 R)
• M9: 7,937,962 km (0.118 R)
• M10: 9,953,494 km (0.116 R)
• M11: 12,353,044 km (0.096 R)
• M12: 15,551,895 km (0.108 R)
• M13: 17,540,500 km (0.118 R)
• M14: 19,693,363 km (0.07 R)
• M15: 24,418,711 km (0.076 R)
• M16: 26,461,919 km (0.099 R)
• M17: 28,506,323 km (0.087 R)
• M18: 29,061,331 km (0.053 R)
• M19: 33,029,115 km (0.08 R)
• M20: 33,888,555 km (0.074 R)
• M21: 34,762,955 km (0.06 R)
• M22: 36,818,130 km (0.086 R)
• M23: 41,028,263 km (0.108 R)
• M24: 46,921,223 km (0.075 R)
• M25: 49,110,438 km (0.073 R)
• M26: 49,588,253 km (0.081 R)
• M27: 52,189,162 km (0.087 R)
• M28: 54,368,354 km (0.104 R)
• M29: 54,879,680 km (0.104 R)
• M30: 57,838,426 km (0.082 R)
• M31: 58,549,764 km (0.097 R)
• M32: 61,269,454 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.2

Radius: 7.2

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.26 AU - 18.7 AU

Year: 23193 Days

Day: 20.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,205,271 km

• M1: 91,853 km (0.034 R)
• M2: 453,880 km (0.12 R)
• M3: 1,253,929 km (0.036 R)
• M4: 1,496,278 km (0.098 R)
• M5: 2,824,408 km (0.07 R)
• M6: 3,083,063 km (0.105 R)
• M7: 5,057,904 km (0.098 R)
• M8: 8,314,201 km (0.077 R)
• M9: 10,587,341 km (0.064 R)
• M10: 10,897,906 km (0.102 R)
• M11: 12,961,160 km (0.11 R)
• M12: 15,990,516 km (0.107 R)
• M13: 21,273,416 km (0.07 R)
• M14: 30,516,619 km (0.053 R)
• M15: 32,301,023 km (0.076 R)
• M16: 40,286,108 km (0.088 R)
• M17: 65,053,831 km (0.096 R)
• M18: 68,857,806 km (0.114 R)
• M19: 73,705,076 km (0.075 R)
• M20: 75,752,023 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.3

Radius: 3.1

Gravity: 90.46 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.55 AU - 20.25 AU

Year: 27639 Days

Day: 20.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 102,205,271 km

• M1: 42,187 km (0.087 R)
• M2: 324,927 km (0.088 R)
• M3: 433,983 km (0.093 R)
• M4: 595,549 km (0.075 R)
• M5: 1,141,282 km (0.083 R)
• M6: 1,265,448 km (0.098 R)
• M7: 1,381,387 km (0.081 R)
• M8: 1,875,957 km (0.037 R)
• M9: 2,281,368 km (0.091 R)
• M10: 2,403,589 km (0.036 R)
• M11: 3,082,165 km (0.077 R)
• M12: 5,088,721 km (0.09 R)
• M13: 12,430,087 km (0.099 R)
• M14: 14,404,031 km (0.064 R)
• M15: 14,906,979 km (0.055 R)
• M16: 19,972,513 km (0.11 R)
• M17: 34,336,152 km (0.075 R)
• M18: 34,782,253 km (0.098 R)
• M19: 36,296,931 km (0.088 R)
• M20: 41,944,550 km (0.062 R)
• M21: 44,182,834 km (0.067 R)
• M22: 50,219,706 km (0.102 R)
• M23: 55,958,879 km (0.117 R)
• M24: 56,164,127 km (0.036 R)
• M25: 56,576,419 km (0.09 R)
• M26: 57,406,687 km (0.088 R)
• M27: 60,161,681 km (0.08 R)
• M28: 60,809,739 km (0.088 R)
• M29: 64,119,742 km (0.071 R)
• M30: 65,249,206 km (0.071 R)
• M31: 71,337,091 km (0.105 R)
• M32: 75,766,385 km (0.106 R)
• M33: 81,688,067 km (0.114 R)
• M34: 83,282,032 km (0.065 R)
• M35: 83,817,892 km (0.05 R)
• M36: 89,024,047 km (0.091 R)
• M37: 93,861,294 km (0.086 R)
• M38: 95,903,006 km (0.107 R)
• M39: 97,676,339 km (0.051 R)
• M40: 100,074,692 km (0.079 R)
• M41: 100,984,098 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 14,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit