🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.9 AU - 0.92 AU

Year: 308 Days

Day: 43.4 Hours

Environment

Temp: 127 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,261,891 km

• M1: 83,176 km (0.108 R)

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 13.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.8 AU - 6.06 AU

Year: 5123 Days

Day: 14.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,261,891 km

• M1: 168,597 km (0.096 R)
• M2: 607,517 km (0.054 R)
• M3: 1,531,134 km (0.085 R)
• M4: 2,169,468 km (0.074 R)
• M5: 2,634,568 km (0.065 R)
• M6: 3,459,002 km (0.047 R)
• M7: 4,010,121 km (0.118 R)
• M8: 5,182,669 km (0.091 R)
• M9: 5,907,321 km (0.11 R)
• M10: 7,054,138 km (0.11 R)
• M11: 7,628,743 km (0.056 R)
• M12: 8,492,970 km (0.036 R)
• M13: 9,262,053 km (0.094 R)
• M14: 9,869,121 km (0.074 R)
• M15: 10,939,793 km (0.108 R)
• M16: 12,664,507 km (0.062 R)
• M17: 14,726,265 km (0.115 R)
• M18: 15,894,026 km (0.108 R)
• M19: 18,038,511 km (0.099 R)
• M20: 19,375,019 km (0.082 R)
• M21: 21,051,113 km (0.097 R)
• M22: 23,781,274 km (0.086 R)
• M23: 25,309,117 km (0.079 R)
• M24: 27,556,825 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.2

Radius: 13.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.65 AU - 6.33 AU

Year: 5201 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,261,891 km

• M1: 165,904 km (0.083 R)
• M2: 973,134 km (0.083 R)
• M3: 1,428,510 km (0.101 R)
• M4: 1,846,487 km (0.093 R)
• M5: 2,292,438 km (0.112 R)
• M6: 2,716,697 km (0.109 R)
• M7: 8,934,434 km (0.106 R)
• M8: 9,549,281 km (0.044 R)
• M9: 11,439,300 km (0.051 R)
• M10: 15,075,127 km (0.113 R)
• M11: 20,700,755 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 13.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.3 AU - 9.26 AU

Year: 8452 Days

Day: 7.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,261,891 km

• M1: 172,935 km (0.1 R)
• M2: 1,004,550 km (0.085 R)
• M3: 1,463,366 km (0.093 R)
• M4: 1,897,350 km (0.048 R)
• M5: 2,418,998 km (0.099 R)
• M6: 2,960,841 km (0.101 R)
• M7: 3,540,832 km (0.107 R)
• M8: 4,878,087 km (0.075 R)
• M9: 5,662,279 km (0.083 R)
• M10: 6,178,542 km (0.078 R)
• M11: 8,449,737 km (0.079 R)
• M12: 10,362,645 km (0.077 R)
• M13: 10,905,984 km (0.06 R)
• M14: 12,000,741 km (0.049 R)
• M15: 14,520,119 km (0.112 R)
• M16: 15,667,385 km (0.118 R)
• M17: 17,310,867 km (0.094 R)
• M18: 18,468,755 km (0.09 R)
• M19: 18,932,807 km (0.065 R)
• M20: 21,662,220 km (0.087 R)
• M21: 27,890,129 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 8.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.1 AU - 10.7 AU

Year: 10224 Days

Day: 5.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,261,891 km

• M1: 109,057 km (0.113 R)
• M2: 444,455 km (0.068 R)
• M3: 1,054,366 km (0.114 R)
• M4: 1,343,538 km (0.12 R)
• M5: 1,635,554 km (0.112 R)
• M6: 2,762,025 km (0.107 R)
• M7: 3,042,821 km (0.096 R)
• M8: 3,841,225 km (0.094 R)
• M9: 4,959,469 km (0.03 R)
• M10: 5,667,815 km (0.03 R)
• M11: 6,670,569 km (0.027 R)
• M12: 7,007,164 km (0.09 R)
• M13: 7,461,493 km (0.069 R)
• M14: 7,787,467 km (0.109 R)
• M15: 9,105,574 km (0.071 R)
• M16: 9,478,222 km (0.115 R)
• M17: 9,817,809 km (0.063 R)
• M18: 10,209,606 km (0.105 R)
• M19: 18,507,501 km (0.097 R)
• M20: 26,566,637 km (0.082 R)
• M21: 28,983,690 km (0.119 R)
• M22: 30,982,766 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.9

Radius: 3.1

Gravity: 70.44 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.48 AU - 13.98 AU

Year: 17072 Days

Day: 24.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,261,891 km

• M1: 38,596 km (0.084 R)
• M2: 144,960 km (0.077 R)
• M3: 520,900 km (0.057 R)
• M4: 706,551 km (0.067 R)
• M5: 1,090,868 km (0.055 R)
• M6: 1,321,398 km (0.11 R)
• M7: 1,633,010 km (0.051 R)
• M8: 3,407,690 km (0.088 R)
• M9: 3,547,265 km (0.096 R)
• M10: 4,532,815 km (0.045 R)
• M11: 6,374,515 km (0.115 R)
• M12: 6,935,806 km (0.034 R)
• M13: 8,255,259 km (0.079 R)
• M14: 8,712,580 km (0.071 R)
• M15: 9,186,506 km (0.096 R)
• M16: 12,594,645 km (0.095 R)
• M17: 13,063,784 km (0.065 R)
• M18: 13,754,028 km (0.067 R)
• M19: 15,282,021 km (0.115 R)
• M20: 15,509,110 km (0.067 R)
• M21: 21,375,292 km (0.109 R)
• M22: 22,234,881 km (0.11 R)
• M23: 25,266,931 km (0.074 R)
• M24: 26,771,736 km (0.078 R)
• M25: 28,108,094 km (0.111 R)
• M26: 31,033,929 km (0.082 R)
• M27: 32,632,532 km (0.092 R)
• M28: 35,992,948 km (0.064 R)
• M29: 40,004,864 km (0.036 R)
• M30: 41,015,996 km (0.072 R)
• M31: 46,803,788 km (0.04 R)
• M32: 51,231,287 km (0.087 R)
• M33: 52,251,843 km (0.115 R)
• M34: 53,633,380 km (0.072 R)
• M35: 59,776,916 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.7

Radius: 7.6

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.09 AU - 16.63 AU

Year: 19305 Days

Day: 18.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,261,891 km

• M1: 105,766 km (0.068 R)
• M2: 370,255 km (0.1 R)
• M3: 617,241 km (0.117 R)
• M4: 1,264,401 km (0.09 R)
• M5: 2,981,486 km (0.086 R)
• M6: 5,752,637 km (0.084 R)
• M7: 8,869,957 km (0.092 R)
• M8: 10,290,389 km (0.055 R)
• M9: 11,236,446 km (0.086 R)
• M10: 11,983,238 km (0.035 R)
• M11: 17,011,971 km (0.097 R)
• M12: 27,159,942 km (0.043 R)
• M13: 27,937,402 km (0.032 R)
• M14: 43,373,509 km (0.086 R)
• M15: 47,244,803 km (0.118 R)
• M16: 52,016,676 km (0.082 R)
• M17: 52,699,141 km (0.114 R)
• M18: 56,739,480 km (0.059 R)
• M19: 63,276,459 km (0.078 R)
• M20: 67,027,027 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.6

Radius: 4.7

Gravity: 20.76 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.02 AU - 17.82 AU

Year: 19426 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 50,261,891 km

• M1: 59,540 km (0.115 R)
• M2: 245,191 km (0.097 R)
• M3: 458,218 km (0.11 R)
• M4: 688,749 km (0.025 R)
• M5: 1,414,897 km (0.065 R)
• M6: 1,716,037 km (0.089 R)
• M7: 1,909,018 km (0.051 R)
• M8: 2,256,385 km (0.12 R)
• M9: 2,423,785 km (0.106 R)
• M10: 4,553,909 km (0.103 R)
• M11: 5,962,522 km (0.057 R)
• M12: 6,532,191 km (0.049 R)
• M13: 8,408,896 km (0.061 R)
• M14: 9,990,445 km (0.057 R)
• M15: 10,215,440 km (0.105 R)
• M16: 13,183,761 km (0.087 R)
• M17: 14,076,711 km (0.094 R)
• M18: 14,430,809 km (0.044 R)
• M19: 14,645,931 km (0.09 R)
• M20: 15,678,754 km (0.119 R)
• M21: 17,479,464 km (0.081 R)
• M22: 18,303,599 km (0.069 R)
• M23: 20,567,314 km (0.059 R)
• M24: 21,392,496 km (0.047 R)
• M25: 23,108,682 km (0.088 R)
• M26: 23,700,491 km (0.087 R)
• M27: 25,224,146 km (0.11 R)
• M28: 27,137,353 km (0.107 R)
• M29: 28,241,086 km (0.027 R)
• M30: 30,185,260 km (0.075 R)
• M31: 31,610,329 km (0.096 R)
• M32: 38,031,519 km (0.111 R)
• M33: 43,009,537 km (0.069 R)
• M34: 43,306,340 km (0.1 R)
• M35: 44,811,444 km (0.119 R)
• M36: 50,518,004 km (0.054 R)
• M37: 52,862,053 km (0.095 R)
• M38: 55,804,494 km (0.075 R)
• M39: 58,308,313 km (0.065 R)
• M40: 64,893,163 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.4

Radius: 5

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 12.6 AU - 19.88 AU

Year: 23218 Days

Day: 22.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,261,891 km

• M1: 63,280 km (0.084 R)
• M2: 250,876 km (0.11 R)
• M3: 455,226 km (0.118 R)
• M4: 847,472 km (0.106 R)
• M5: 2,068,340 km (0.112 R)
• M6: 2,843,706 km (0.113 R)
• M7: 3,274,249 km (0.079 R)
• M8: 3,552,800 km (0.092 R)
• M9: 4,975,775 km (0.117 R)
• M10: 5,407,215 km (0.09 R)
• M11: 6,777,681 km (0.088 R)
• M12: 7,385,497 km (0.106 R)
• M13: 9,335,057 km (0.036 R)
• M14: 9,705,910 km (0.032 R)
• M15: 10,526,604 km (0.098 R)
• M16: 11,869,693 km (0.12 R)
• M17: 12,863,921 km (0.089 R)
• M18: 13,439,574 km (0.062 R)
• M19: 15,397,361 km (0.117 R)
• M20: 17,190,591 km (0.098 R)
• M21: 18,678,192 km (0.071 R)
• M22: 20,249,568 km (0.094 R)
• M23: 23,060,811 km (0.12 R)
• M24: 23,567,499 km (0.118 R)
• M25: 28,756,899 km (0.079 R)
• M26: 31,357,958 km (0.071 R)
• M27: 32,398,710 km (0.074 R)
• M28: 35,101,196 km (0.055 R)
• M29: 36,907,291 km (0.034 R)
• M30: 37,716,615 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.5

Radius: 6.2

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 13.54 AU - 20.66 AU

Year: 25086 Days

Day: 22.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,261,891 km

• M1: 90,208 km (0.041 R)
• M2: 290,519 km (0.09 R)
• M3: 522,246 km (0.066 R)
• M4: 880,234 km (0.1 R)
• M5: 1,529,189 km (0.109 R)
• M6: 1,880,595 km (0.118 R)
• M7: 2,137,903 km (0.067 R)
• M8: 3,561,327 km (0.088 R)
• M9: 4,381,273 km (0.112 R)
• M10: 5,090,367 km (0.102 R)
• M11: 6,163,881 km (0.119 R)
• M12: 7,052,343 km (0.094 R)
• M13: 8,335,893 km (0.117 R)
• M14: 8,749,531 km (0.087 R)
• M15: 9,868,822 km (0.113 R)
• M16: 10,384,037 km (0.08 R)
• M17: 11,412,223 km (0.065 R)
• M18: 13,356,397 km (0.029 R)
• M19: 13,795,616 km (0.098 R)
• M20: 14,050,830 km (0.115 R)
• M21: 15,036,082 km (0.063 R)
• M22: 15,717,949 km (0.113 R)
• M23: 31,114,861 km (0.097 R)
• M24: 33,010,117 km (0.115 R)
• M25: 38,144,764 km (0.11 R)
• M26: 40,054,231 km (0.115 R)
• M27: 40,573,934 km (0.09 R)
• M28: 41,229,921 km (0.109 R)
• M29: 47,310,626 km (0.03 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 18,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit