🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.97 AU - 1.47 AU

Year: 497 Days

Day: 34 Hours

Environment

Temp: -12 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,301,422 km

• M1: 61,485 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.29 AU - 3.43 AU

Year: 2272 Days

Day: 36.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,301,422 km

• M1: 27,526 km (0.109 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.7

Radius: 10.5

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.4 AU - 10.22 AU

Year: 8839 Days

Day: 5.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,301,422 km

• M1: 131,048 km (0.107 R)
• M2: 527,632 km (0.111 R)
• M3: 1,137,243 km (0.046 R)
• M4: 1,596,060 km (0.05 R)
• M5: 1,995,037 km (0.053 R)
• M6: 3,238,644 km (0.046 R)
• M7: 3,734,860 km (0.089 R)
• M8: 4,066,968 km (0.082 R)
• M9: 5,697,884 km (0.106 R)
• M10: 7,726,730 km (0.066 R)
• M11: 9,570,673 km (0.09 R)
• M12: 10,952,509 km (0.111 R)
• M13: 11,530,256 km (0.086 R)
• M14: 14,230,797 km (0.084 R)
• M15: 21,166,603 km (0.077 R)
• M16: 24,020,033 km (0.107 R)
• M17: 27,310,886 km (0.101 R)
• M18: 31,411,514 km (0.063 R)
• M19: 36,829,201 km (0.117 R)
• M20: 42,838,996 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 14.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.89 AU - 10.23 AU

Year: 9240 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,301,422 km

• M1: 175,329 km (0.029 R)
• M2: 675,883 km (0.118 R)
• M3: 1,153,100 km (0.025 R)
• M4: 1,612,665 km (0.09 R)
• M5: 2,250,850 km (0.114 R)
• M6: 2,711,910 km (0.118 R)
• M7: 3,283,524 km (0.111 R)
• M8: 4,042,733 km (0.104 R)
• M9: 4,493,920 km (0.101 R)
• M10: 5,432,048 km (0.036 R)
• M11: 6,236,735 km (0.052 R)
• M12: 8,713,328 km (0.064 R)
• M13: 11,786,517 km (0.113 R)
• M14: 14,717,738 km (0.091 R)
• M15: 18,408,916 km (0.075 R)
• M16: 19,105,144 km (0.113 R)
• M17: 19,658,806 km (0.094 R)
• M18: 31,114,263 km (0.117 R)
• M19: 36,629,787 km (0.091 R)
• M20: 37,362,068 km (0.112 R)
• M21: 38,856,102 km (0.078 R)
• M22: 43,849,829 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 10.2

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.95 AU - 10.01 AU

Year: 9929 Days

Day: 12.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 107,301,422 km

• M1: 126,859 km (0.113 R)
• M2: 611,406 km (0.059 R)
• M3: 1,089,372 km (0.095 R)
• M4: 1,415,794 km (0.075 R)
• M5: 2,370,229 km (0.073 R)
• M6: 3,006,169 km (0.103 R)
• M7: 3,663,652 km (0.103 R)
• M8: 4,617,189 km (0.088 R)
• M9: 6,156,551 km (0.053 R)
• M10: 6,573,330 km (0.109 R)
• M11: 7,251,458 km (0.096 R)
• M12: 8,355,191 km (0.053 R)
• M13: 10,127,626 km (0.106 R)
• M14: 11,172,268 km (0.039 R)
• M15: 12,539,294 km (0.113 R)
• M16: 13,210,539 km (0.096 R)
• M17: 15,252,550 km (0.096 R)
• M18: 15,838,824 km (0.117 R)
• M19: 17,244,147 km (0.059 R)
• M20: 17,751,882 km (0.103 R)
• M21: 21,299,146 km (0.068 R)
• M22: 21,883,775 km (0.081 R)
• M23: 22,479,174 km (0.083 R)
• M24: 26,699,929 km (0.073 R)
• M25: 28,509,165 km (0.118 R)
• M26: 31,139,994 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.5

Radius: 6

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.5 AU - 16.66 AU

Year: 21606 Days

Day: 19.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 107,301,422 km

• M1: 121,922 km (0.06 R)
• M2: 407,953 km (0.047 R)
• M3: 839,693 km (0.03 R)
• M4: 1,099,395 km (0.109 R)
• M5: 2,258,629 km (0.074 R)
• M6: 2,942,740 km (0.118 R)
• M7: 3,547,714 km (0.058 R)
• M8: 3,973,768 km (0.1 R)
• M9: 4,199,212 km (0.077 R)
• M10: 4,711,435 km (0.094 R)
• M11: 7,373,529 km (0.119 R)
• M12: 9,467,600 km (0.096 R)
• M13: 10,835,823 km (0.057 R)
• M14: 18,155,347 km (0.04 R)
• M15: 27,047,445 km (0.108 R)
• M16: 28,686,439 km (0.072 R)
• M17: 35,767,654 km (0.079 R)
• M18: 36,184,284 km (0.116 R)
• M19: 36,604,056 km (0.102 R)
• M20: 39,339,154 km (0.078 R)
• M21: 47,015,020 km (0.105 R)
• M22: 51,466,455 km (0.113 R)
• M23: 53,793,898 km (0.118 R)
• M24: 57,131,128 km (0.102 R)
• M25: 59,237,017 km (0.084 R)
• M26: 60,407,321 km (0.06 R)
• M27: 62,391,737 km (0.072 R)
• M28: 64,419,237 km (0.077 R)
• M29: 74,539,084 km (0.113 R)
• M30: 75,446,245 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.9

Radius: 5

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11.8 AU - 18.58 AU

Year: 21843 Days

Day: 21.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 107,301,422 km

• M1: 63,280 km (0.084 R)
• M2: 276,457 km (0.027 R)
• M3: 926,160 km (0.074 R)
• M4: 1,360,293 km (0.1 R)
• M5: 1,706,912 km (0.051 R)
• M6: 2,292,737 km (0.037 R)
• M7: 3,287,712 km (0.119 R)
• M8: 4,281,641 km (0.056 R)
• M9: 4,952,138 km (0.069 R)
• M10: 7,899,216 km (0.115 R)
• M11: 8,093,544 km (0.119 R)
• M12: 8,390,945 km (0.116 R)
• M13: 17,328,969 km (0.093 R)
• M14: 25,654,389 km (0.103 R)
• M15: 32,683,395 km (0.103 R)
• M16: 40,174,658 km (0.062 R)
• M17: 53,261,629 km (0.086 R)
• M18: 60,662,236 km (0.106 R)
• M19: 66,491,616 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.3

Radius: 6.6

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.63 AU - 20.53 AU

Year: 30750 Days

Day: 19.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,301,422 km

• M1: 82,129 km (0.08 R)
• M2: 504,594 km (0.114 R)
• M3: 1,227,301 km (0.039 R)
• M4: 2,105,889 km (0.116 R)
• M5: 3,019,483 km (0.068 R)
• M6: 5,475,731 km (0.11 R)
• M7: 5,922,729 km (0.112 R)
• M8: 10,055,071 km (0.086 R)
• M9: 10,976,145 km (0.086 R)
• M10: 19,052,934 km (0.057 R)
• M11: 25,979,914 km (0.085 R)
• M12: 27,705,974 km (0.104 R)
• M13: 29,629,653 km (0.103 R)
• M14: 32,811,151 km (0.12 R)
• M15: 34,010,029 km (0.099 R)
• M16: 36,353,779 km (0.072 R)
• M17: 44,027,701 km (0.056 R)
• M18: 53,440,099 km (0.113 R)
• M19: 72,701,872 km (0.105 R)
• M20: 75,881,874 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.2

Radius: 4.5

Gravity: 38.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.4 AU - 23.2 AU

Year: 31283 Days

Day: 16 Hours

Environment

Temp: -208 °C

Axial Tilt: 85.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,301,422 km

• M1: 58,642 km (0.044 R)
• M2: 681,418 km (0.076 R)
• M3: 1,430,156 km (0.03 R)
• M4: 1,575,864 km (0.099 R)
• M5: 2,286,304 km (0.113 R)
• M6: 2,512,496 km (0.116 R)
• M7: 2,753,648 km (0.078 R)
• M8: 3,250,911 km (0.067 R)
• M9: 4,614,795 km (0.112 R)
• M10: 5,444,315 km (0.118 R)
• M11: 8,405,456 km (0.09 R)
• M12: 8,822,834 km (0.095 R)
• M13: 9,067,576 km (0.063 R)
• M14: 9,253,975 km (0.072 R)
• M15: 10,769,551 km (0.108 R)
• M16: 10,978,689 km (0.104 R)
• M17: 18,489,250 km (0.109 R)
• M18: 19,092,428 km (0.109 R)
• M19: 20,444,344 km (0.116 R)
• M20: 22,081,992 km (0.068 R)
• M21: 23,804,911 km (0.116 R)
• M22: 24,880,669 km (0.053 R)
• M23: 25,492,076 km (0.029 R)
• M24: 27,000,321 km (0.099 R)
• M25: 31,594,621 km (0.075 R)
• M26: 32,601,116 km (0.105 R)
• M27: 34,225,599 km (0.09 R)
• M28: 36,058,472 km (0.105 R)
• M29: 50,170,488 km (0.113 R)
• M30: 59,621,334 km (0.055 R)
• M31: 64,533,230 km (0.088 R)
• M32: 69,949,421 km (0.049 R)
• M33: 72,395,795 km (0.066 R)
• M34: 77,977,591 km (0.082 R)
• M35: 78,237,891 km (0.076 R)
• M36: 89,702,174 km (0.107 R)
• M37: 97,936,041 km (0.041 R)
• M38: 100,994,570 km (0.057 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 15,616 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit