🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.7 AU - 1.08 AU

Year: 375 Days

Day: 29 Hours

Environment

Temp: -63 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.7

Radius: 14.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.93 AU - 2.99 AU

Year: 1722 Days

Day: 7.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,231,304 km

• M1: 176,825 km (0.084 R)
• M2: 756,666 km (0.058 R)
• M3: 1,703,621 km (0.118 R)
• M4: 3,193,615 km (0.09 R)
• M5: 4,028,521 km (0.071 R)
• M6: 4,652,045 km (0.1 R)
• M7: 7,113,828 km (0.117 R)
• M8: 8,100,276 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.6

Radius: 14.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.61 AU - 4.07 AU

Year: 3358 Days

Day: 9.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,231,304 km

• M1: 176,825 km (0.099 R)
• M2: 628,610 km (0.081 R)
• M3: 1,097,899 km (0.059 R)
• M4: 1,584,241 km (0.077 R)
• M5: 2,054,128 km (0.102 R)
• M6: 2,555,880 km (0.118 R)
• M7: 2,998,989 km (0.074 R)
• M8: 3,611,143 km (0.089 R)
• M9: 6,453,951 km (0.093 R)
• M10: 6,907,831 km (0.115 R)
• M11: 8,154,730 km (0.109 R)
• M12: 11,134,869 km (0.116 R)
• M13: 11,879,717 km (0.075 R)
• M14: 14,012,833 km (0.1 R)
• M15: 14,570,982 km (0.054 R)
• M16: 16,058,883 km (0.055 R)
• M17: 17,413,192 km (0.091 R)
• M18: 18,118,097 km (0.103 R)
• M19: 19,522,672 km (0.108 R)
• M20: 20,155,620 km (0.066 R)
• M21: 21,932,993 km (0.111 R)
• M22: 22,755,631 km (0.109 R)
• M23: 23,812,690 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.2

Radius: 8.6

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.76 AU - 5.8 AU

Year: 4663 Days

Day: 8.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,231,304 km

• M1: 107,262 km (0.108 R)
• M2: 381,026 km (0.1 R)
• M3: 674,387 km (0.047 R)
• M4: 1,050,327 km (0.109 R)
• M5: 1,331,720 km (0.055 R)
• M6: 1,878,500 km (0.078 R)
• M7: 2,204,474 km (0.078 R)
• M8: 2,952,015 km (0.058 R)
• M9: 3,290,704 km (0.097 R)
• M10: 3,859,027 km (0.104 R)
• M11: 4,167,049 km (0.086 R)
• M12: 4,968,295 km (0.051 R)
• M13: 5,420,230 km (0.051 R)
• M14: 5,807,389 km (0.119 R)
• M15: 7,011,203 km (0.053 R)
• M16: 9,346,875 km (0.069 R)
• M17: 11,324,110 km (0.119 R)
• M18: 17,392,548 km (0.09 R)
• M19: 18,039,110 km (0.116 R)
• M20: 19,038,723 km (0.027 R)
• M21: 20,428,487 km (0.069 R)
• M22: 21,884,822 km (0.11 R)
• M23: 23,800,722 km (0.106 R)
• M24: 24,356,628 km (0.045 R)
• M25: 25,825,978 km (0.068 R)
• M26: 27,788,253 km (0.029 R)
• M27: 32,296,236 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.4

Radius: 5.4

Gravity: 21.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.09 AU - 11.61 AU

Year: 13795 Days

Day: 18.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,231,304 km

• M1: 67,169 km (0.06 R)
• M2: 385,813 km (0.054 R)
• M3: 569,519 km (0.038 R)
• M4: 997,668 km (0.069 R)
• M5: 1,223,561 km (0.109 R)
• M6: 1,729,800 km (0.116 R)
• M7: 2,345,695 km (0.061 R)
• M8: 2,793,142 km (0.095 R)
• M9: 3,270,359 km (0.076 R)
• M10: 4,174,229 km (0.088 R)
• M11: 4,385,611 km (0.115 R)
• M12: 4,667,902 km (0.081 R)
• M13: 4,862,679 km (0.104 R)
• M14: 5,515,823 km (0.052 R)
• M15: 7,870,494 km (0.096 R)
• M16: 8,866,516 km (0.109 R)
• M17: 9,523,700 km (0.115 R)
• M18: 10,486,512 km (0.077 R)
• M19: 12,918,674 km (0.102 R)
• M20: 14,641,892 km (0.046 R)
• M21: 16,662,809 km (0.062 R)
• M22: 16,965,895 km (0.062 R)
• M23: 18,295,371 km (0.117 R)
• M24: 22,238,172 km (0.117 R)
• M25: 22,605,585 km (0.117 R)
• M26: 29,158,570 km (0.099 R)
• M27: 37,000,939 km (0.116 R)
• M28: 37,258,247 km (0.049 R)
• M29: 42,378,234 km (0.038 R)
• M30: 43,943,327 km (0.095 R)
• M31: 44,667,381 km (0.077 R)
• M32: 49,490,566 km (0.095 R)
• M33: 53,000,431 km (0.101 R)
• M34: 55,823,792 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.4

Radius: 6.7

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.55 AU - 10.71 AU

Year: 14387 Days

Day: 20.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,231,304 km

• M1: 83,625 km (0.06 R)
• M2: 428,149 km (0.072 R)
• M3: 900,729 km (0.102 R)
• M4: 1,425,369 km (0.028 R)
• M5: 2,491,852 km (0.108 R)
• M6: 3,667,541 km (0.031 R)
• M7: 4,177,521 km (0.079 R)
• M8: 4,733,725 km (0.059 R)
• M9: 6,508,704 km (0.098 R)
• M10: 8,503,293 km (0.074 R)
• M11: 17,522,399 km (0.116 R)
• M12: 20,886,556 km (0.109 R)
• M13: 23,383,942 km (0.037 R)
• M14: 24,936,768 km (0.088 R)
• M15: 27,046,846 km (0.068 R)
• M16: 46,932,143 km (0.058 R)
• M17: 47,217,426 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.5

Radius: 4.9

Gravity: 29.09 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.64 AU - 14.82 AU

Year: 19085 Days

Day: 16.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,231,304 km

• M1: 60,886 km (0.039 R)
• M2: 287,078 km (0.026 R)
• M3: 458,517 km (0.046 R)
• M4: 690,693 km (0.059 R)
• M5: 1,349,522 km (0.042 R)
• M6: 1,965,118 km (0.119 R)
• M7: 2,446,075 km (0.078 R)
• M8: 3,054,041 km (0.113 R)
• M9: 3,295,791 km (0.078 R)
• M10: 3,579,428 km (0.059 R)
• M11: 5,285,891 km (0.077 R)
• M12: 5,835,364 km (0.057 R)
• M13: 5,999,174 km (0.088 R)
• M14: 6,166,125 km (0.07 R)
• M15: 6,379,003 km (0.089 R)
• M16: 7,761,586 km (0.117 R)
• M17: 8,263,637 km (0.082 R)
• M18: 8,840,486 km (0.081 R)
• M19: 11,805,067 km (0.09 R)
• M20: 13,367,617 km (0.112 R)
• M21: 14,014,777 km (0.103 R)
• M22: 14,909,971 km (0.097 R)
• M23: 16,649,046 km (0.088 R)
• M24: 16,813,604 km (0.065 R)
• M25: 17,995,726 km (0.093 R)
• M26: 20,524,080 km (0.103 R)
• M27: 20,999,203 km (0.095 R)
• M28: 22,871,869 km (0.107 R)
• M29: 23,177,348 km (0.109 R)
• M30: 28,914,426 km (0.053 R)
• M31: 32,108,490 km (0.1 R)
• M32: 33,266,826 km (0.072 R)
• M33: 39,770,744 km (0.071 R)
• M34: 45,610,745 km (0.083 R)
• M35: 45,771,713 km (0.105 R)
• M36: 52,348,783 km (0.117 R)
• M37: 56,879,953 km (0.079 R)
• M38: 60,687,817 km (0.114 R)
• M39: 65,887,390 km (0.106 R)
• M40: 72,904,278 km (0.044 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 12,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit