🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 16.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.1

Radius: 9.7

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.46 AU - 3.86 AU

Year: 3572 Days

Day: 6.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,860,823 km

• M1: 120,725 km (0.113 R)
• M2: 435,031 km (0.104 R)
• M3: 924,664 km (0.106 R)
• M4: 2,524,614 km (0.078 R)
• M5: 3,732,616 km (0.058 R)
• M6: 4,071,007 km (0.082 R)
• M7: 6,644,090 km (0.079 R)
• M8: 6,953,159 km (0.118 R)
• M9: 7,734,509 km (0.114 R)
• M10: 10,390,021 km (0.041 R)
• M11: 11,063,211 km (0.114 R)
• M12: 14,457,737 km (0.047 R)
• M13: 18,068,580 km (0.094 R)
• M14: 18,795,327 km (0.09 R)
• M15: 19,228,114 km (0.069 R)
• M16: 21,225,544 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.1

Radius: 13.7

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.68 AU - 4.26 AU

Year: 5029 Days

Day: 12 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,860,823 km

• M1: 170,691 km (0.043 R)
• M2: 625,618 km (0.117 R)
• M3: 1,725,163 km (0.106 R)
• M4: 2,227,961 km (0.083 R)
• M5: 2,793,591 km (0.1 R)
• M6: 3,314,341 km (0.06 R)
• M7: 5,700,427 km (0.063 R)
• M8: 6,769,004 km (0.086 R)
• M9: 8,446,595 km (0.091 R)
• M10: 8,906,309 km (0.094 R)
• M11: 9,668,510 km (0.083 R)
• M12: 11,415,215 km (0.109 R)
• M13: 12,608,857 km (0.093 R)
• M14: 15,811,597 km (0.068 R)
• M15: 20,192,122 km (0.067 R)
• M16: 20,670,536 km (0.119 R)
• M17: 22,659,889 km (0.111 R)
• M18: 28,528,164 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.9

Radius: 10.3

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.11 AU - 4.99 AU

Year: 5182 Days

Day: 8.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 59.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,860,823 km

• M1: 128,355 km (0.106 R)
• M2: 603,627 km (0.096 R)
• M3: 3,068,252 km (0.12 R)
• M4: 3,670,533 km (0.104 R)
• M5: 5,753,385 km (0.116 R)
• M6: 6,574,677 km (0.097 R)
• M7: 6,898,107 km (0.058 R)
• M8: 8,005,132 km (0.096 R)
• M9: 11,751,062 km (0.118 R)
• M10: 13,120,930 km (0.097 R)
• M11: 13,792,026 km (0.045 R)
• M12: 14,431,557 km (0.056 R)
• M13: 14,868,832 km (0.096 R)
• M14: 15,314,932 km (0.12 R)
• M15: 16,766,780 km (0.081 R)
• M16: 18,118,546 km (0.104 R)
• M17: 21,247,685 km (0.105 R)
• M18: 22,100,841 km (0.043 R)
• M19: 22,976,737 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.2

Radius: 13.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.79 AU - 5.21 AU

Year: 6069 Days

Day: 13.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,860,823 km

• M1: 164,109 km (0.109 R)
• M2: 622,776 km (0.082 R)
• M3: 1,181,075 km (0.078 R)
• M4: 1,891,964 km (0.112 R)
• M5: 2,385,787 km (0.118 R)
• M6: 3,390,037 km (0.116 R)
• M7: 4,173,481 km (0.068 R)
• M8: 4,786,085 km (0.095 R)
• M9: 5,402,278 km (0.059 R)
• M10: 6,991,756 km (0.04 R)
• M11: 8,796,205 km (0.114 R)
• M12: 9,393,549 km (0.118 R)
• M13: 10,714,199 km (0.102 R)
• M14: 13,202,461 km (0.079 R)
• M15: 13,616,847 km (0.09 R)
• M16: 14,039,910 km (0.107 R)
• M17: 14,912,664 km (0.077 R)
• M18: 16,526,526 km (0.098 R)
• M19: 20,648,246 km (0.078 R)
• M20: 22,946,219 km (0.075 R)
• M21: 24,621,865 km (0.05 R)
• M22: 25,649,602 km (0.064 R)
• M23: 26,623,335 km (0.084 R)
• M24: 29,340,930 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.6

Radius: 6.5

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.6 AU - 9.32 AU

Year: 15645 Days

Day: 19.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,860,823 km

• M1: 84,373 km (0.104 R)
• M2: 857,944 km (0.096 R)
• M3: 1,564,794 km (0.107 R)
• M4: 2,243,519 km (0.09 R)
• M5: 3,224,133 km (0.065 R)
• M6: 3,768,520 km (0.065 R)
• M7: 4,193,677 km (0.109 R)
• M8: 4,745,394 km (0.12 R)
• M9: 5,626,376 km (0.087 R)
• M10: 6,611,777 km (0.108 R)
• M11: 7,444,588 km (0.118 R)
• M12: 7,663,301 km (0.11 R)
• M13: 10,634,314 km (0.106 R)
• M14: 12,867,960 km (0.035 R)
• M15: 16,040,482 km (0.112 R)
• M16: 23,593,978 km (0.096 R)
• M17: 27,659,150 km (0.117 R)
• M18: 28,396,817 km (0.117 R)
• M19: 28,609,994 km (0.112 R)
• M20: 31,937,051 km (0.081 R)
• M21: 32,399,308 km (0.094 R)
• M22: 32,983,339 km (0.11 R)
• M23: 33,337,137 km (0.1 R)
• M24: 36,009,404 km (0.076 R)
• M25: 40,684,637 km (0.073 R)
• M26: 46,631,601 km (0.069 R)
• M27: 47,977,234 km (0.094 R)
• M28: 48,431,413 km (0.107 R)
• M29: 49,966,287 km (0.117 R)
• M30: 54,764,938 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.2

Radius: 3.7

Gravity: 57.21 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.94 AU - 10.06 AU

Year: 17167 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,860,823 km

• M1: 50,265 km (0.036 R)
• M2: 176,376 km (0.109 R)
• M3: 554,260 km (0.097 R)
• M4: 886,068 km (0.116 R)
• M5: 1,038,808 km (0.095 R)
• M6: 1,265,000 km (0.079 R)
• M7: 1,397,693 km (0.089 R)
• M8: 1,833,920 km (0.102 R)
• M9: 1,965,716 km (0.07 R)
• M10: 2,626,789 km (0.051 R)
• M11: 4,852,057 km (0.072 R)
• M12: 5,366,674 km (0.115 R)
• M13: 5,676,491 km (0.098 R)
• M14: 7,220,192 km (0.092 R)
• M15: 12,256,853 km (0.099 R)
• M16: 16,028,065 km (0.101 R)
• M17: 18,521,114 km (0.033 R)
• M18: 18,783,658 km (0.099 R)
• M19: 20,226,829 km (0.049 R)
• M20: 22,527,345 km (0.108 R)
• M21: 23,027,750 km (0.102 R)
• M22: 23,433,310 km (0.063 R)
• M23: 25,210,084 km (0.073 R)
• M24: 35,588,137 km (0.108 R)
• M25: 36,130,130 km (0.056 R)
• M26: 37,230,422 km (0.087 R)
• M27: 39,497,727 km (0.119 R)
• M28: 41,108,747 km (0.048 R)
• M29: 42,611,009 km (0.075 R)
• M30: 46,364,569 km (0.09 R)
• M31: 53,807,512 km (0.117 R)
• M32: 55,603,434 km (0.105 R)
• M33: 57,997,299 km (0.098 R)
• M34: 63,981,065 km (0.094 R)
• M35: 68,677,390 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 19,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit