🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.74 AU - 1.2 AU

Year: 366 Days

Day: 31.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,139,034 km

• M1: 14,361 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.6

Radius: 14.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.33 AU - 6.03 AU

Year: 4514 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,139,034 km

• M1: 192,832 km (0.088 R)
• M2: 662,419 km (0.104 R)
• M3: 1,771,538 km (0.088 R)
• M4: 2,852,083 km (0.076 R)
• M5: 3,892,537 km (0.069 R)
• M6: 4,511,124 km (0.092 R)
• M7: 5,851,970 km (0.077 R)
• M8: 7,641,160 km (0.094 R)
• M9: 10,110,722 km (0.066 R)
• M10: 11,471,165 km (0.111 R)
• M11: 11,963,641 km (0.081 R)
• M12: 12,910,147 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.8

Radius: 14.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.55 AU - 7.07 AU

Year: 6069 Days

Day: 5.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 53.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,139,034 km

• M1: 186,399 km (0.107 R)
• M2: 823,985 km (0.09 R)
• M3: 1,593,816 km (0.06 R)
• M4: 2,347,939 km (0.065 R)
• M5: 4,167,946 km (0.116 R)
• M6: 6,953,907 km (0.117 R)
• M7: 7,566,959 km (0.077 R)
• M8: 9,354,504 km (0.119 R)
• M9: 13,602,037 km (0.117 R)
• M10: 14,306,344 km (0.101 R)
• M11: 15,678,754 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.7

Radius: 11.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.29 AU - 6.47 AU

Year: 6170 Days

Day: 14.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,139,034 km

• M1: 138,079 km (0.083 R)
• M2: 683,064 km (0.093 R)
• M3: 1,583,942 km (0.119 R)
• M4: 1,956,142 km (0.092 R)
• M5: 2,504,568 km (0.104 R)
• M6: 2,862,555 km (0.076 R)
• M7: 3,464,537 km (0.042 R)
• M8: 4,922,069 km (0.077 R)
• M9: 6,225,815 km (0.103 R)
• M10: 6,685,529 km (0.104 R)
• M11: 7,747,225 km (0.085 R)
• M12: 8,279,793 km (0.047 R)
• M13: 9,249,337 km (0.069 R)
• M14: 9,761,710 km (0.099 R)
• M15: 10,565,798 km (0.069 R)
• M16: 11,558,979 km (0.113 R)
• M17: 13,031,471 km (0.086 R)
• M18: 14,739,878 km (0.072 R)
• M19: 17,999,017 km (0.072 R)
• M20: 23,156,404 km (0.063 R)
• M21: 31,267,451 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 8.9

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.93 AU - 9.41 AU

Year: 8941 Days

Day: 7.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,139,034 km

• M1: 112,198 km (0.054 R)
• M2: 413,189 km (0.117 R)
• M3: 790,924 km (0.064 R)
• M4: 1,204,263 km (0.096 R)
• M5: 1,993,840 km (0.084 R)
• M6: 2,305,154 km (0.116 R)
• M7: 2,689,321 km (0.1 R)
• M8: 3,866,207 km (0.098 R)
• M9: 4,354,196 km (0.113 R)
• M10: 5,721,371 km (0.098 R)
• M11: 7,557,984 km (0.107 R)
• M12: 9,467,152 km (0.055 R)
• M13: 10,456,442 km (0.118 R)
• M14: 10,766,260 km (0.111 R)
• M15: 12,180,558 km (0.119 R)
• M16: 13,837,653 km (0.11 R)
• M17: 16,737,459 km (0.116 R)
• M18: 17,090,659 km (0.114 R)
• M19: 17,812,170 km (0.099 R)
• M20: 22,831,777 km (0.118 R)
• M21: 24,877,228 km (0.073 R)
• M22: 27,138,849 km (0.071 R)
• M23: 30,677,736 km (0.108 R)
• M24: 34,285,289 km (0.037 R)
• M25: 36,367,691 km (0.084 R)
• M26: 37,199,755 km (0.11 R)
• M27: 40,782,624 km (0.073 R)
• M28: 44,184,778 km (0.085 R)
• M29: 46,092,899 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 9.5

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.2 AU - 8.56 AU

Year: 9288 Days

Day: 12.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,139,034 km

• M1: 119,678 km (0.057 R)
• M2: 440,566 km (0.118 R)
• M3: 935,884 km (0.1 R)
• M4: 1,283,999 km (0.099 R)
• M5: 1,795,474 km (0.098 R)
• M6: 2,196,546 km (0.111 R)
• M7: 2,954,408 km (0.118 R)
• M8: 3,492,213 km (0.062 R)
• M9: 3,903,756 km (0.041 R)
• M10: 4,493,172 km (0.07 R)
• M11: 6,135,757 km (0.085 R)
• M12: 6,698,394 km (0.119 R)
• M13: 7,840,424 km (0.061 R)
• M14: 8,412,786 km (0.091 R)
• M15: 10,823,556 km (0.111 R)
• M16: 11,256,641 km (0.113 R)
• M17: 12,100,224 km (0.1 R)
• M18: 13,289,676 km (0.098 R)
• M19: 14,425,274 km (0.078 R)
• M20: 15,555,935 km (0.059 R)
• M21: 16,389,045 km (0.117 R)
• M22: 19,145,236 km (0.104 R)
• M23: 20,427,440 km (0.097 R)
• M24: 20,922,758 km (0.109 R)
• M25: 22,196,285 km (0.073 R)
• M26: 30,833,168 km (0.105 R)
• M27: 36,550,051 km (0.118 R)
• M28: 37,525,878 km (0.098 R)
• M29: 38,144,615 km (0.032 R)
• M30: 40,041,366 km (0.079 R)
• M31: 42,266,036 km (0.049 R)
• M32: 49,137,665 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.6

Radius: 14.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.98 AU - 13.46 AU

Year: 14390 Days

Day: 5.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,139,034 km

• M1: 192,981 km (0.098 R)
• M2: 693,985 km (0.118 R)
• M3: 3,705,539 km (0.12 R)
• M4: 5,076,454 km (0.114 R)
• M5: 6,152,960 km (0.047 R)
• M6: 9,224,953 km (0.1 R)
• M7: 10,874,120 km (0.106 R)
• M8: 14,869,280 km (0.107 R)
• M9: 20,486,082 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.4

Radius: 7

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.22 AU - 15.36 AU

Year: 16497 Days

Day: 16.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,139,034 km

• M1: 87,066 km (0.108 R)
• M2: 312,809 km (0.116 R)
• M3: 1,048,083 km (0.059 R)
• M4: 1,783,356 km (0.055 R)
• M5: 2,188,168 km (0.047 R)
• M6: 2,582,508 km (0.102 R)
• M7: 2,896,065 km (0.074 R)
• M8: 3,316,734 km (0.101 R)
• M9: 4,826,327 km (0.1 R)
• M10: 7,677,662 km (0.094 R)
• M11: 8,587,516 km (0.073 R)
• M12: 8,906,309 km (0.082 R)
• M13: 10,439,388 km (0.111 R)
• M14: 13,801,002 km (0.047 R)
• M15: 14,018,667 km (0.11 R)
• M16: 14,535,528 km (0.093 R)
• M17: 14,760,822 km (0.105 R)
• M18: 15,295,784 km (0.079 R)
• M19: 17,650,454 km (0.086 R)
• M20: 20,236,403 km (0.117 R)
• M21: 21,570,816 km (0.102 R)
• M22: 22,559,209 km (0.053 R)
• M23: 24,519,689 km (0.098 R)
• M24: 32,210,666 km (0.101 R)
• M25: 33,110,048 km (0.087 R)
• M26: 37,155,025 km (0.056 R)
• M27: 38,573,213 km (0.063 R)
• M28: 47,188,255 km (0.036 R)
• M29: 49,187,630 km (0.03 R)
• M30: 50,896,337 km (0.076 R)
• M31: 53,711,919 km (0.058 R)
• M32: 54,251,069 km (0.095 R)
• M33: 60,229,599 km (0.094 R)
• M34: 64,991,149 km (0.113 R)
• M35: 67,672,242 km (0.09 R)
• M36: 70,641,162 km (0.074 R)
• M37: 73,033,830 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 16,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit