🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.55 AU - 0.67 AU

Year: 205 Days

Day: 21.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.09 AU - 1.19 AU

Year: 524 Days

Day: 25.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.7

Radius: 11.6

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.7 AU - 5.84 AU

Year: 5208 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,701,172 km

• M1: 144,362 km (0.11 R)
• M2: 556,504 km (0.087 R)
• M3: 967,599 km (0.056 R)
• M4: 1,365,081 km (0.081 R)
• M5: 2,153,312 km (0.104 R)
• M6: 3,032,349 km (0.071 R)
• M7: 3,969,729 km (0.115 R)
• M8: 4,780,699 km (0.034 R)
• M9: 5,858,402 km (0.097 R)
• M10: 7,030,352 km (0.07 R)
• M11: 9,163,468 km (0.112 R)
• M12: 9,682,124 km (0.072 R)
• M13: 10,417,547 km (0.104 R)
• M14: 11,065,306 km (0.114 R)
• M15: 12,666,452 km (0.107 R)
• M16: 13,032,069 km (0.074 R)
• M17: 15,897,467 km (0.058 R)
• M18: 16,323,222 km (0.105 R)
• M19: 19,580,716 km (0.064 R)
• M20: 20,193,768 km (0.069 R)
• M21: 21,009,974 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 11.4

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.08 AU - 10.68 AU

Year: 11391 Days

Day: 13.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,701,172 km

• M1: 141,968 km (0.065 R)
• M2: 678,576 km (0.084 R)
• M3: 2,167,524 km (0.103 R)
• M4: 2,554,832 km (0.117 R)
• M5: 3,697,461 km (0.064 R)
• M6: 4,255,311 km (0.116 R)
• M7: 5,153,497 km (0.118 R)
• M8: 6,542,064 km (0.113 R)
• M9: 7,584,911 km (0.039 R)
• M10: 8,406,802 km (0.091 R)
• M11: 9,029,578 km (0.087 R)
• M12: 10,602,599 km (0.028 R)
• M13: 11,132,774 km (0.069 R)
• M14: 14,812,284 km (0.116 R)
• M15: 15,292,642 km (0.102 R)
• M16: 17,583,883 km (0.086 R)
• M17: 20,241,489 km (0.033 R)
• M18: 24,049,653 km (0.075 R)
• M19: 24,797,642 km (0.108 R)
• M20: 25,991,732 km (0.114 R)
• M21: 26,515,175 km (0.114 R)
• M22: 28,402,502 km (0.072 R)
• M23: 29,426,200 km (0.082 R)
• M24: 29,994,822 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.9

Radius: 8.2

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.78 AU - 10.62 AU

Year: 12012 Days

Day: 14.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,701,172 km

• M1: 102,026 km (0.119 R)
• M2: 420,669 km (0.108 R)
• M3: 870,360 km (0.099 R)
• M4: 2,127,431 km (0.106 R)
• M5: 3,438,208 km (0.076 R)
• M6: 3,732,467 km (0.074 R)
• M7: 4,280,444 km (0.087 R)
• M8: 7,107,096 km (0.091 R)
• M9: 7,631,137 km (0.113 R)
• M10: 8,040,886 km (0.107 R)
• M11: 8,954,181 km (0.083 R)
• M12: 9,722,814 km (0.087 R)
• M13: 13,900,634 km (0.078 R)
• M14: 15,571,493 km (0.038 R)
• M15: 16,380,368 km (0.11 R)
• M16: 18,081,745 km (0.109 R)
• M17: 21,114,692 km (0.056 R)
• M18: 22,751,293 km (0.113 R)
• M19: 25,362,225 km (0.068 R)
• M20: 25,664,113 km (0.084 R)
• M21: 29,922,416 km (0.1 R)
• M22: 32,809,955 km (0.115 R)
• M23: 37,677,570 km (0.049 R)
• M24: 39,132,709 km (0.094 R)
• M25: 42,295,956 km (0.066 R)
• M26: 44,448,220 km (0.1 R)
• M27: 45,477,304 km (0.082 R)
• M28: 46,672,591 km (0.105 R)
• M29: 48,196,096 km (0.117 R)
• M30: 52,474,595 km (0.106 R)
• M31: 53,129,235 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 8.7

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.29 AU - 10.37 AU

Year: 12267 Days

Day: 14.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,701,172 km

• M1: 108,159 km (0.093 R)
• M2: 546,182 km (0.056 R)
• M3: 1,103,434 km (0.109 R)
• M4: 1,593,965 km (0.057 R)
• M5: 2,020,768 km (0.062 R)
• M6: 2,871,082 km (0.058 R)
• M7: 3,377,322 km (0.116 R)
• M8: 4,568,270 km (0.111 R)
• M9: 5,504,454 km (0.08 R)
• M10: 6,247,805 km (0.108 R)
• M11: 6,765,713 km (0.106 R)
• M12: 8,685,353 km (0.12 R)
• M13: 9,078,796 km (0.062 R)
• M14: 9,484,206 km (0.101 R)
• M15: 11,285,663 km (0.116 R)
• M16: 11,754,503 km (0.087 R)
• M17: 16,577,987 km (0.088 R)
• M18: 17,107,713 km (0.045 R)
• M19: 20,267,370 km (0.106 R)
• M20: 24,179,653 km (0.071 R)
• M21: 24,664,949 km (0.119 R)
• M22: 25,856,197 km (0.082 R)
• M23: 27,293,982 km (0.101 R)
• M24: 28,568,107 km (0.101 R)
• M25: 33,220,750 km (0.093 R)
• M26: 34,184,011 km (0.072 R)
• M27: 36,166,033 km (0.059 R)
• M28: 41,731,523 km (0.109 R)
• M29: 49,380,163 km (0.055 R)
• M30: 49,847,806 km (0.068 R)
• M31: 50,792,217 km (0.062 R)
• M32: 51,109,664 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463

Radius: 3.3

Gravity: 42.52 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 10.47 AU - 13.59 AU

Year: 17961 Days

Day: 19.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,701,172 km

• M1: 40,990 km (0.071 R)
• M2: 325,226 km (0.111 R)
• M3: 494,571 km (0.091 R)
• M4: 758,012 km (0.095 R)
• M5: 1,035,068 km (0.067 R)
• M6: 1,223,262 km (0.073 R)
• M7: 1,375,552 km (0.065 R)
• M8: 1,734,887 km (0.115 R)
• M9: 1,982,471 km (0.105 R)
• M10: 2,153,611 km (0.101 R)
• M11: 2,314,129 km (0.093 R)
• M12: 2,843,556 km (0.092 R)
• M13: 3,136,619 km (0.094 R)
• M14: 3,316,585 km (0.1 R)
• M15: 3,558,185 km (0.106 R)
• M16: 5,153,796 km (0.099 R)
• M17: 5,626,077 km (0.081 R)
• M18: 6,614,171 km (0.072 R)
• M19: 8,875,941 km (0.107 R)
• M20: 9,552,572 km (0.069 R)
• M21: 9,767,544 km (0.108 R)
• M22: 10,040,710 km (0.089 R)
• M23: 10,717,191 km (0.035 R)
• M24: 12,733,322 km (0.057 R)
• M25: 13,524,994 km (0.095 R)
• M26: 15,278,580 km (0.092 R)
• M27: 15,720,941 km (0.084 R)
• M28: 18,307,638 km (0.032 R)
• M29: 25,828,521 km (0.087 R)
• M30: 27,307,745 km (0.117 R)
• M31: 34,666,165 km (0.094 R)
• M32: 47,937,142 km (0.073 R)
• M33: 49,681,453 km (0.056 R)
• M34: 54,824,328 km (0.105 R)
• M35: 57,258,735 km (0.066 R)
• M36: 60,493,340 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.6

Radius: 3

Gravity: 21.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.53 AU - 15.13 AU

Year: 20949 Days

Day: 18 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,701,172 km

• M1: 37,848 km (0.108 R)
• M2: 284,386 km (0.111 R)
• M3: 1,378,544 km (0.117 R)
• M4: 1,794,726 km (0.072 R)
• M5: 2,651,622 km (0.059 R)
• M6: 4,640,676 km (0.105 R)
• M7: 5,386,720 km (0.053 R)
• M8: 7,194,461 km (0.043 R)
• M9: 7,403,299 km (0.094 R)
• M10: 7,745,879 km (0.066 R)
• M11: 9,923,425 km (0.085 R)
• M12: 10,392,414 km (0.072 R)
• M13: 10,659,297 km (0.063 R)
• M14: 11,206,676 km (0.11 R)
• M15: 16,420,909 km (0.117 R)
• M16: 17,150,049 km (0.051 R)
• M17: 19,790,452 km (0.119 R)
• M18: 22,511,338 km (0.082 R)
• M19: 23,228,510 km (0.101 R)
• M20: 24,146,293 km (0.092 R)
• M21: 30,707,955 km (0.098 R)
• M22: 38,110,955 km (0.087 R)
• M23: 45,050,202 km (0.1 R)
• M24: 47,052,569 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.7

Radius: 7.5

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 12.47 AU - 14.29 AU

Year: 21067 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,701,172 km

• M1: 97,388 km (0.076 R)
• M2: 355,744 km (0.116 R)
• M3: 633,397 km (0.09 R)
• M4: 1,528,441 km (0.092 R)
• M5: 2,437,099 km (0.106 R)
• M6: 4,449,489 km (0.119 R)
• M7: 4,918,479 km (0.059 R)
• M8: 6,846,197 km (0.1 R)
• M9: 7,275,094 km (0.12 R)
• M10: 10,986,916 km (0.102 R)
• M11: 13,246,143 km (0.05 R)
• M12: 15,311,342 km (0.045 R)
• M13: 17,670,201 km (0.027 R)
• M14: 20,847,660 km (0.101 R)
• M15: 22,260,014 km (0.04 R)
• M16: 26,995,385 km (0.101 R)
• M17: 30,798,162 km (0.119 R)
• M18: 49,405,894 km (0.105 R)
• M19: 49,758,047 km (0.073 R)
• M20: 56,005,254 km (0.066 R)
• M21: 56,580,308 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 16,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit