🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.95 AU - 1.59 AU

Year: 503 Days

Day: 21.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 83.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,871,882 km

• M1: 47,572 km (0.076 R)
• M2: 946,207 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.56 AU - 5.96 AU

Year: 4240 Days

Day: 16.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,871,882 km

• M1: 347,366 km (0.079 R)

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.7

Radius: 10.7

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.09 AU - 8.87 AU

Year: 7923 Days

Day: 7.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,871,882 km

• M1: 133,890 km (0.084 R)
• M2: 589,116 km (0.114 R)
• M3: 958,773 km (0.106 R)
• M4: 1,330,374 km (0.115 R)
• M5: 2,010,595 km (0.105 R)
• M6: 3,012,602 km (0.106 R)
• M7: 4,677,177 km (0.097 R)
• M8: 7,727,628 km (0.073 R)
• M9: 8,257,354 km (0.068 R)
• M10: 8,986,344 km (0.108 R)
• M11: 11,123,798 km (0.056 R)
• M12: 13,463,958 km (0.114 R)
• M13: 19,316,526 km (0.1 R)
• M14: 20,754,610 km (0.104 R)
• M15: 21,302,138 km (0.088 R)
• M16: 22,425,918 km (0.107 R)
• M17: 23,168,970 km (0.051 R)
• M18: 25,054,352 km (0.098 R)
• M19: 25,944,310 km (0.101 R)
• M20: 27,318,666 km (0.07 R)
• M21: 29,519,250 km (0.105 R)
• M22: 32,354,579 km (0.107 R)
• M23: 35,035,522 km (0.102 R)
• M24: 36,713,113 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 12.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.53 AU - 12.47 AU

Year: 12822 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,871,882 km

• M1: 244,892 km (0.053 R)
• M2: 750,832 km (0.095 R)
• M3: 2,444,579 km (0.101 R)
• M4: 4,283,436 km (0.043 R)
• M5: 4,966,350 km (0.113 R)
• M6: 6,125,734 km (0.095 R)
• M7: 7,763,980 km (0.076 R)
• M8: 8,169,689 km (0.066 R)
• M9: 18,851,426 km (0.108 R)
• M10: 19,339,714 km (0.115 R)
• M11: 20,088,152 km (0.107 R)
• M12: 21,731,335 km (0.062 R)
• M13: 25,778,406 km (0.077 R)
• M14: 27,301,013 km (0.106 R)
• M15: 39,413,953 km (0.087 R)
• M16: 40,482,081 km (0.095 R)
• M17: 41,569,359 km (0.065 R)
• M18: 43,096,155 km (0.09 R)
• M19: 50,353,746 km (0.037 R)
• M20: 54,025,177 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.2

Radius: 4.5

Gravity: 23.91 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.69 AU - 14.81 AU

Year: 17920 Days

Day: 24.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 86,871,882 km

• M1: 57,446 km (0.093 R)
• M2: 474,225 km (0.115 R)
• M3: 614,249 km (0.101 R)
• M4: 1,227,151 km (0.098 R)
• M5: 1,437,636 km (0.104 R)
• M6: 1,949,111 km (0.047 R)
• M7: 3,041,624 km (0.107 R)
• M8: 3,295,940 km (0.117 R)
• M9: 3,619,670 km (0.086 R)
• M10: 4,053,803 km (0.077 R)
• M11: 4,330,559 km (0.101 R)
• M12: 4,853,404 km (0.077 R)
• M13: 5,130,160 km (0.071 R)
• M14: 5,906,722 km (0.06 R)
• M15: 6,716,346 km (0.055 R)
• M16: 7,191,918 km (0.088 R)
• M17: 8,702,856 km (0.108 R)
• M18: 9,111,408 km (0.098 R)
• M19: 9,373,055 km (0.109 R)
• M20: 10,527,352 km (0.1 R)
• M21: 14,767,404 km (0.065 R)
• M22: 18,564,797 km (0.052 R)
• M23: 19,070,288 km (0.053 R)
• M24: 20,285,471 km (0.084 R)
• M25: 22,297,862 km (0.043 R)
• M26: 25,148,599 km (0.071 R)
• M27: 25,663,515 km (0.097 R)
• M28: 28,677,463 km (0.115 R)
• M29: 31,560,663 km (0.061 R)
• M30: 35,140,241 km (0.085 R)
• M31: 35,783,661 km (0.105 R)
• M32: 36,829,201 km (0.106 R)
• M33: 38,029,724 km (0.074 R)
• M34: 39,118,497 km (0.1 R)
• M35: 39,670,663 km (0.074 R)
• M36: 40,649,332 km (0.077 R)
• M37: 47,797,716 km (0.12 R)
• M38: 48,905,489 km (0.035 R)
• M39: 52,665,781 km (0.106 R)
• M40: 56,438,489 km (0.069 R)
• M41: 56,790,194 km (0.074 R)
• M42: 62,617,181 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.8

Radius: 5.4

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 10.75 AU - 16.85 AU

Year: 18018 Days

Day: 19.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,871,882 km

• M1: 68,516 km (0.078 R)
• M2: 306,376 km (0.115 R)
• M3: 554,559 km (0.102 R)
• M4: 764,445 km (0.105 R)
• M5: 2,014,635 km (0.093 R)
• M6: 2,812,889 km (0.112 R)
• M7: 3,884,458 km (0.088 R)
• M8: 4,724,600 km (0.075 R)
• M9: 5,270,183 km (0.101 R)
• M10: 8,412,786 km (0.097 R)
• M11: 8,829,865 km (0.025 R)
• M12: 11,856,230 km (0.048 R)
• M13: 12,618,431 km (0.104 R)
• M14: 14,175,296 km (0.115 R)
• M15: 17,366,667 km (0.1 R)
• M16: 17,590,017 km (0.105 R)
• M17: 21,687,054 km (0.115 R)
• M18: 31,923,886 km (0.098 R)
• M19: 35,264,407 km (0.114 R)
• M20: 37,203,644 km (0.088 R)
• M21: 38,957,978 km (0.098 R)
• M22: 45,249,616 km (0.037 R)
• M23: 47,974,092 km (0.102 R)
• M24: 50,050,361 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850

Radius: 7.3

Gravity: 15.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 14.87 AU - 18.65 AU

Year: 24115 Days

Day: 22.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,871,882 km

• M1: 91,404 km (0.11 R)
• M2: 355,744 km (0.115 R)
• M3: 876,344 km (0.034 R)
• M4: 1,231,490 km (0.065 R)
• M5: 1,932,505 km (0.099 R)
• M6: 2,614,372 km (0.034 R)
• M7: 3,507,771 km (0.118 R)
• M8: 4,058,291 km (0.079 R)
• M9: 6,609,533 km (0.112 R)
• M10: 7,866,305 km (0.059 R)
• M11: 8,922,765 km (0.079 R)
• M12: 11,519,485 km (0.106 R)
• M13: 13,481,012 km (0.047 R)
• M14: 14,661,788 km (0.109 R)
• M15: 19,192,509 km (0.09 R)
• M16: 29,703,555 km (0.088 R)
• M17: 33,491,074 km (0.106 R)
• M18: 38,507,988 km (0.116 R)
• M19: 39,285,747 km (0.084 R)
• M20: 61,236,243 km (0.112 R)
• M21: 65,766,515 km (0.081 R)
• M22: 69,823,161 km (0.116 R)
• M23: 70,053,242 km (0.084 R)
• M24: 70,978,804 km (0.041 R)
• M25: 72,382,481 km (0.119 R)
• M26: 75,729,584 km (0.102 R)
• M27: 85,594,815 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.3

Radius: 4.4

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 17.7 AU - 22.98 AU

Year: 32241 Days

Day: 22 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,871,882 km

• M1: 58,194 km (0.116 R)
• M2: 403,765 km (0.108 R)
• M3: 770,279 km (0.079 R)
• M4: 2,283,462 km (0.111 R)
• M5: 3,873,538 km (0.1 R)
• M6: 4,780,998 km (0.084 R)
• M7: 6,170,613 km (0.071 R)
• M8: 6,813,884 km (0.066 R)
• M9: 8,560,439 km (0.105 R)
• M10: 10,206,315 km (0.072 R)
• M11: 11,103,304 km (0.093 R)
• M12: 12,261,939 km (0.111 R)
• M13: 17,524,942 km (0.081 R)
• M14: 19,663,743 km (0.096 R)
• M15: 19,857,621 km (0.113 R)
• M16: 22,920,189 km (0.105 R)
• M17: 26,166,164 km (0.094 R)
• M18: 28,823,620 km (0.035 R)
• M19: 33,828,118 km (0.102 R)
• M20: 37,269,916 km (0.082 R)
• M21: 47,573,469 km (0.075 R)
• M22: 49,516,446 km (0.118 R)
• M23: 51,880,093 km (0.038 R)
• M24: 52,064,846 km (0.104 R)
• M25: 52,250,198 km (0.068 R)
• M26: 59,622,531 km (0.099 R)
• M27: 63,344,376 km (0.098 R)
• M28: 81,018,168 km (0.057 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 10,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit