🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.75 AU - 1.09 AU

Year: 322 Days

Day: 18.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,725,837 km

• M1: 160,519 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.01 AU - 1.41 AU

Year: 486 Days

Day: 47.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.61 AU - 3.93 AU

Year: 2160 Days

Day: 14.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.7

Radius: 13.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.15 AU - 8.53 AU

Year: 6534 Days

Day: 12.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,725,837 km

• M1: 165,455 km (0.12 R)
• M2: 590,463 km (0.046 R)
• M3: 1,034,619 km (0.055 R)
• M4: 1,653,056 km (0.099 R)
• M5: 2,905,490 km (0.081 R)
• M6: 3,482,788 km (0.114 R)
• M7: 4,323,378 km (0.039 R)
• M8: 5,891,912 km (0.112 R)
• M9: 7,812,300 km (0.043 R)
• M10: 8,249,126 km (0.068 R)
• M11: 8,740,854 km (0.095 R)
• M12: 10,552,335 km (0.106 R)
• M13: 12,018,843 km (0.065 R)
• M14: 13,002,149 km (0.102 R)
• M15: 14,685,873 km (0.071 R)
• M16: 15,752,057 km (0.096 R)
• M17: 16,749,127 km (0.059 R)
• M18: 19,195,352 km (0.097 R)
• M19: 20,744,886 km (0.081 R)
• M20: 22,668,565 km (0.071 R)
• M21: 23,485,519 km (0.072 R)
• M22: 26,704,118 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.4

Radius: 11.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.41 AU - 9.85 AU

Year: 9260 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,725,837 km

• M1: 138,079 km (0.115 R)
• M2: 503,397 km (0.113 R)
• M3: 1,130,960 km (0.096 R)
• M4: 2,099,606 km (0.044 R)
• M5: 2,926,284 km (0.117 R)
• M6: 3,280,233 km (0.106 R)
• M7: 4,832,161 km (0.107 R)
• M8: 8,119,275 km (0.074 R)
• M9: 9,612,262 km (0.11 R)
• M10: 14,216,734 km (0.038 R)
• M11: 20,823,276 km (0.103 R)
• M12: 21,993,879 km (0.097 R)
• M13: 24,226,627 km (0.119 R)
• M14: 30,974,987 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.1

Radius: 12.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.43 AU - 10.55 AU

Year: 10678 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,725,837 km

• M1: 170,392 km (0.101 R)
• M2: 571,314 km (0.076 R)
• M3: 1,025,643 km (0.118 R)
• M4: 1,450,800 km (0.045 R)
• M5: 1,995,935 km (0.119 R)
• M6: 2,433,359 km (0.062 R)
• M7: 2,914,466 km (0.061 R)
• M8: 5,261,208 km (0.074 R)
• M9: 6,598,762 km (0.081 R)
• M10: 7,425,141 km (0.11 R)
• M11: 7,945,143 km (0.041 R)
• M12: 9,888,270 km (0.037 R)
• M13: 12,021,685 km (0.047 R)
• M14: 14,507,403 km (0.045 R)
• M15: 15,449,870 km (0.107 R)
• M16: 17,526,737 km (0.111 R)
• M17: 19,481,981 km (0.108 R)
• M18: 20,942,356 km (0.093 R)
• M19: 22,146,020 km (0.118 R)
• M20: 22,640,142 km (0.087 R)
• M21: 26,491,988 km (0.057 R)
• M22: 28,669,834 km (0.07 R)
• M23: 31,479,132 km (0.051 R)
• M24: 32,419,803 km (0.05 R)
• M25: 37,639,572 km (0.103 R)
• M26: 38,343,729 km (0.12 R)
• M27: 40,509,458 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.2

Radius: 10.7

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.32 AU - 12.04 AU

Year: 11863 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,725,837 km

• M1: 135,536 km (0.117 R)
• M2: 614,997 km (0.106 R)
• M3: 1,030,729 km (0.063 R)
• M4: 1,365,978 km (0.114 R)
• M5: 1,857,258 km (0.099 R)
• M6: 2,344,647 km (0.108 R)
• M7: 2,803,763 km (0.117 R)
• M8: 4,308,867 km (0.099 R)
• M9: 4,870,607 km (0.037 R)
• M10: 8,394,685 km (0.104 R)
• M11: 8,777,356 km (0.077 R)
• M12: 9,526,392 km (0.082 R)
• M13: 10,209,606 km (0.115 R)
• M14: 13,728,148 km (0.116 R)
• M15: 15,579,571 km (0.111 R)
• M16: 22,858,255 km (0.081 R)
• M17: 23,986,523 km (0.104 R)
• M18: 24,661,508 km (0.089 R)
• M19: 25,052,856 km (0.104 R)
• M20: 26,455,635 km (0.077 R)
• M21: 28,441,996 km (0.053 R)
• M22: 28,980,848 km (0.025 R)
• M23: 31,893,518 km (0.087 R)
• M24: 32,592,290 km (0.098 R)
• M25: 42,630,456 km (0.115 R)
• M26: 45,354,484 km (0.114 R)
• M27: 49,888,496 km (0.09 R)
• M28: 53,236,347 km (0.037 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 14.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.65 AU - 11.17 AU

Year: 12268 Days

Day: 6.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 73.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,725,837 km

• M1: 184,005 km (0.072 R)
• M2: 708,795 km (0.107 R)
• M3: 1,364,183 km (0.062 R)
• M4: 2,674,361 km (0.113 R)
• M5: 3,368,495 km (0.042 R)
• M6: 3,986,634 km (0.051 R)
• M7: 4,529,076 km (0.071 R)
• M8: 5,088,422 km (0.078 R)
• M9: 7,462,540 km (0.074 R)
• M10: 9,278,509 km (0.106 R)
• M11: 10,661,092 km (0.06 R)
• M12: 11,542,822 km (0.117 R)
• M13: 12,895,187 km (0.081 R)
• M14: 15,564,312 km (0.092 R)
• M15: 16,627,205 km (0.101 R)
• M16: 25,273,513 km (0.048 R)
• M17: 25,951,491 km (0.106 R)
• M18: 26,443,219 km (0.117 R)
• M19: 30,604,284 km (0.052 R)
• M20: 34,824,739 km (0.103 R)
• M21: 36,028,702 km (0.085 R)
• M22: 40,068,742 km (0.108 R)
• M23: 50,549,420 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.7

Radius: 7.4

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 12.03 AU - 14.33 AU

Year: 17477 Days

Day: 21.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,725,837 km

• M1: 92,152 km (0.114 R)
• M2: 334,202 km (0.108 R)
• M3: 1,237,324 km (0.111 R)
• M4: 1,703,471 km (0.11 R)
• M5: 2,011,942 km (0.072 R)
• M6: 4,592,355 km (0.09 R)
• M7: 6,137,103 km (0.061 R)
• M8: 8,404,558 km (0.089 R)
• M9: 11,740,890 km (0.04 R)
• M10: 13,354,452 km (0.114 R)
• M11: 14,181,729 km (0.116 R)
• M12: 16,795,802 km (0.115 R)
• M13: 18,293,127 km (0.115 R)
• M14: 23,863,852 km (0.037 R)
• M15: 25,559,095 km (0.047 R)
• M16: 30,469,197 km (0.052 R)
• M17: 35,490,748 km (0.034 R)
• M18: 36,337,472 km (0.072 R)
• M19: 37,570,159 km (0.063 R)
• M20: 39,214,090 km (0.117 R)
• M21: 44,712,260 km (0.081 R)
• M22: 46,990,337 km (0.108 R)
• M23: 48,600,608 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.3

Radius: 3.8

Gravity: 20.03 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 14.29 AU - 22.45 AU

Year: 28758 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,725,837 km

• M1: 47,722 km (0.108 R)
• M2: 292,613 km (0.051 R)
• M3: 577,897 km (0.093 R)
• M4: 821,143 km (0.094 R)
• M5: 1,324,689 km (0.117 R)
• M6: 1,608,776 km (0.067 R)
• M7: 1,989,951 km (0.057 R)
• M8: 2,542,117 km (0.039 R)
• M9: 3,552,501 km (0.115 R)
• M10: 5,626,526 km (0.118 R)
• M11: 6,803,412 km (0.093 R)
• M12: 7,214,208 km (0.116 R)
• M13: 11,052,141 km (0.056 R)
• M14: 12,139,119 km (0.112 R)
• M15: 12,471,974 km (0.119 R)
• M16: 13,792,176 km (0.063 R)
• M17: 14,523,111 km (0.067 R)
• M18: 15,356,670 km (0.078 R)
• M19: 15,745,774 km (0.098 R)
• M20: 22,498,772 km (0.116 R)
• M21: 29,617,985 km (0.102 R)
• M22: 31,201,777 km (0.11 R)
• M23: 32,585,259 km (0.112 R)
• M24: 36,153,467 km (0.04 R)
• M25: 36,980,294 km (0.095 R)
• M26: 56,456,890 km (0.113 R)
• M27: 64,549,836 km (0.089 R)
• M28: 66,996,359 km (0.075 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: 160 - 11,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit