🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.49 AU - 0.57 AU

Year: 245 Days

Day: 45.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.1

Radius: 12.1

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.76 AU - 0.92 AU

Year: 489 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,858,104 km

• M1: 150,495 km (0.092 R)
• M2: 799,750 km (0.054 R)
• M3: 1,237,623 km (0.07 R)
• M4: 2,010,296 km (0.061 R)
• M5: 3,746,828 km (0.08 R)
• M6: 4,474,323 km (0.11 R)
• M7: 5,015,418 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.9

Radius: 12.9

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.97 AU - 1.07 AU

Year: 655 Days

Day: 12.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,858,104 km

• M1: 160,369 km (0.026 R)
• M2: 705,952 km (0.055 R)
• M3: 1,158,785 km (0.108 R)
• M4: 1,584,391 km (0.104 R)
• M5: 2,005,509 km (0.093 R)
• M6: 2,421,541 km (0.09 R)
• M7: 2,926,284 km (0.063 R)
• M8: 4,621,976 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.9

Radius: 14.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.89 AU - 3.85 AU

Year: 3933 Days

Day: 13.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,858,104 km

• M1: 177,872 km (0.111 R)
• M2: 623,225 km (0.118 R)
• M3: 1,173,147 km (0.106 R)
• M4: 1,964,519 km (0.103 R)
• M5: 2,512,347 km (0.101 R)
• M6: 3,359,669 km (0.079 R)
• M7: 3,901,812 km (0.115 R)
• M8: 4,479,858 km (0.073 R)
• M9: 5,364,879 km (0.056 R)
• M10: 5,971,947 km (0.106 R)
• M11: 6,772,744 km (0.102 R)
• M12: 7,387,741 km (0.056 R)
• M13: 9,126,368 km (0.076 R)
• M14: 12,473,022 km (0.119 R)
• M15: 13,638,090 km (0.103 R)
• M16: 14,371,269 km (0.102 R)
• M17: 18,853,371 km (0.117 R)
• M18: 21,803,740 km (0.11 R)
• M19: 22,268,092 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.7

Radius: 5.7

Gravity: 22.24 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.81 AU - 8.27 AU

Year: 14495 Days

Day: 16.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,858,104 km

• M1: 71,957 km (0.049 R)
• M2: 265,237 km (0.101 R)
• M3: 526,734 km (0.118 R)
• M4: 820,544 km (0.079 R)
• M5: 1,219,522 km (0.098 R)
• M6: 2,253,692 km (0.117 R)
• M7: 4,156,876 km (0.084 R)
• M8: 5,572,072 km (0.086 R)
• M9: 5,835,813 km (0.086 R)
• M10: 6,974,851 km (0.079 R)
• M11: 7,325,808 km (0.114 R)
• M12: 9,523,550 km (0.117 R)
• M13: 9,955,589 km (0.075 R)
• M14: 10,743,072 km (0.113 R)
• M15: 12,314,298 km (0.099 R)
• M16: 13,287,283 km (0.103 R)
• M17: 15,979,895 km (0.061 R)
• M18: 17,135,987 km (0.069 R)
• M19: 17,937,084 km (0.107 R)
• M20: 19,270,151 km (0.07 R)
• M21: 19,786,712 km (0.086 R)
• M22: 22,508,795 km (0.076 R)
• M23: 23,274,736 km (0.109 R)
• M24: 23,664,289 km (0.117 R)
• M25: 24,757,550 km (0.091 R)
• M26: 24,959,956 km (0.081 R)
• M27: 26,937,640 km (0.084 R)
• M28: 30,500,612 km (0.101 R)
• M29: 32,394,671 km (0.12 R)
• M30: 33,493,617 km (0.081 R)
• M31: 33,989,983 km (0.109 R)
• M32: 36,284,515 km (0.114 R)
• M33: 42,758,512 km (0.11 R)
• M34: 44,976,301 km (0.07 R)
• M35: 46,959,370 km (0.104 R)
• M36: 48,841,012 km (0.094 R)
• M37: 51,427,110 km (0.096 R)
• M38: 53,257,141 km (0.077 R)
• M39: 59,730,839 km (0.037 R)
• M40: 60,827,841 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.3

Radius: 5.6

Gravity: 31.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.45 AU - 10.55 AU

Year: 17167 Days

Day: 24.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,858,104 km

• M1: 78,240 km (0.069 R)
• M2: 382,073 km (0.116 R)
• M3: 594,502 km (0.115 R)
• M4: 810,372 km (0.074 R)
• M5: 1,566,140 km (0.051 R)
• M6: 2,189,664 km (0.115 R)
• M7: 2,812,889 km (0.072 R)
• M8: 2,992,406 km (0.116 R)
• M9: 3,261,982 km (0.091 R)
• M10: 3,757,599 km (0.111 R)
• M11: 4,506,037 km (0.082 R)
• M12: 4,716,671 km (0.064 R)
• M13: 5,911,958 km (0.109 R)
• M14: 7,344,358 km (0.101 R)
• M15: 10,442,829 km (0.055 R)
• M16: 12,379,224 km (0.117 R)
• M17: 14,466,712 km (0.071 R)
• M18: 14,695,298 km (0.047 R)
• M19: 16,280,886 km (0.079 R)
• M20: 19,694,260 km (0.094 R)
• M21: 25,276,655 km (0.115 R)
• M22: 34,874,106 km (0.075 R)
• M23: 37,675,925 km (0.104 R)
• M24: 39,575,369 km (0.07 R)
• M25: 47,308,831 km (0.109 R)
• M26: 61,001,524 km (0.096 R)
• M27: 64,846,638 km (0.074 R)
• M28: 67,568,571 km (0.064 R)
• M29: 69,280,868 km (0.098 R)
• M30: 69,497,037 km (0.078 R)
• M31: 75,045,622 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.8

Radius: 5

Gravity: 19.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10 AU - 10.6 AU

Year: 21018 Days

Day: 15.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,858,104 km

• M1: 62,233 km (0.087 R)
• M2: 268,977 km (0.107 R)
• M3: 619,634 km (0.091 R)
• M4: 1,408,763 km (0.083 R)
• M5: 2,049,640 km (0.089 R)
• M6: 3,335,285 km (0.119 R)
• M7: 4,761,551 km (0.102 R)
• M8: 4,937,777 km (0.118 R)
• M9: 9,612,860 km (0.1 R)
• M10: 10,895,063 km (0.088 R)
• M11: 11,767,817 km (0.11 R)
• M12: 14,224,962 km (0.102 R)
• M13: 14,591,178 km (0.064 R)
• M14: 23,402,941 km (0.071 R)
• M15: 25,488,784 km (0.106 R)
• M16: 27,132,267 km (0.1 R)
• M17: 30,146,065 km (0.086 R)
• M18: 30,871,914 km (0.113 R)
• M19: 48,600,608 km (0.064 R)
• M20: 67,462,955 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.2

Radius: 6.9

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.68 AU - 11.48 AU

Year: 23450 Days

Day: 17.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 174.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,858,104 km

• M1: 87,066 km (0.097 R)
• M2: 361,428 km (0.056 R)
• M3: 889,359 km (0.1 R)
• M4: 3,092,188 km (0.11 R)
• M5: 3,406,792 km (0.096 R)
• M6: 3,711,374 km (0.09 R)
• M7: 5,076,305 km (0.107 R)
• M8: 6,888,982 km (0.059 R)
• M9: 12,931,240 km (0.081 R)
• M10: 18,088,926 km (0.066 R)
• M11: 19,975,804 km (0.038 R)
• M12: 20,966,890 km (0.099 R)
• M13: 22,514,330 km (0.094 R)
• M14: 33,980,558 km (0.039 R)
• M15: 42,705,704 km (0.113 R)
• M16: 53,563,218 km (0.088 R)
• M17: 59,825,535 km (0.106 R)
• M18: 70,559,332 km (0.103 R)
• M19: 82,256,240 km (0.066 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 10,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit