🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.45 AU - 0.69 AU

Year: 193 Days

Day: 32.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.66 AU - 1.86 AU

Year: 1050 Days

Day: 47 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 11.4

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.33 AU - 2.43 AU

Year: 1651 Days

Day: 11.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 123.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,614,148 km

• M1: 141,819 km (0.109 R)
• M2: 523,892 km (0.063 R)
• M3: 1,038,508 km (0.098 R)
• M4: 1,406,070 km (0.074 R)
• M5: 2,087,339 km (0.103 R)
• M6: 2,781,623 km (0.119 R)
• M7: 3,198,402 km (0.117 R)
• M8: 3,706,886 km (0.104 R)
• M9: 4,087,313 km (0.069 R)
• M10: 5,175,787 km (0.056 R)
• M11: 5,608,275 km (0.102 R)
• M12: 6,230,452 km (0.109 R)
• M13: 7,209,869 km (0.085 R)
• M14: 7,889,941 km (0.109 R)
• M15: 8,701,809 km (0.092 R)
• M16: 9,190,246 km (0.112 R)
• M17: 9,632,607 km (0.118 R)
• M18: 10,594,372 km (0.061 R)
• M19: 11,365,698 km (0.062 R)
• M20: 11,728,473 km (0.092 R)
• M21: 13,458,124 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 15

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.08 AU - 3.28 AU

Year: 1973 Days

Day: 5.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,614,148 km

• M1: 186,549 km (0.054 R)
• M2: 708,047 km (0.103 R)
• M3: 1,446,312 km (0.119 R)
• M4: 2,037,224 km (0.06 R)
• M5: 2,550,793 km (0.068 R)
• M6: 3,328,553 km (0.087 R)
• M7: 4,767,385 km (0.058 R)
• M8: 5,498,769 km (0.12 R)
• M9: 6,329,636 km (0.068 R)
• M10: 7,527,914 km (0.111 R)
• M11: 8,273,361 km (0.11 R)
• M12: 9,739,420 km (0.087 R)
• M13: 10,552,783 km (0.114 R)
• M14: 12,355,737 km (0.076 R)
• M15: 13,056,154 km (0.059 R)
• M16: 13,869,967 km (0.092 R)
• M17: 14,356,608 km (0.035 R)
• M18: 15,552,195 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 8.2

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.92 AU - 4.68 AU

Year: 3330 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,614,148 km

• M1: 102,026 km (0.108 R)
• M2: 425,157 km (0.032 R)
• M3: 805,585 km (0.12 R)
• M4: 1,282,353 km (0.107 R)
• M5: 1,746,555 km (0.112 R)
• M6: 2,626,041 km (0.104 R)
• M7: 4,200,858 km (0.067 R)
• M8: 5,127,766 km (0.056 R)
• M9: 5,888,023 km (0.069 R)
• M10: 6,157,598 km (0.119 R)
• M11: 6,867,589 km (0.067 R)
• M12: 8,115,684 km (0.07 R)
• M13: 10,852,278 km (0.119 R)
• M14: 12,940,066 km (0.11 R)
• M15: 13,258,710 km (0.059 R)
• M16: 15,030,996 km (0.027 R)
• M17: 16,367,204 km (0.094 R)
• M18: 17,118,634 km (0.118 R)
• M19: 18,517,224 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.1

Radius: 10.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.82 AU - 8.86 AU

Year: 10828 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,614,148 km

• M1: 134,339 km (0.061 R)
• M2: 611,406 km (0.119 R)
• M3: 978,370 km (0.091 R)
• M4: 1,704,369 km (0.107 R)
• M5: 3,571,948 km (0.119 R)
• M6: 6,327,990 km (0.109 R)
• M7: 14,563,353 km (0.09 R)
• M8: 18,191,699 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.5

Radius: 6.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.44 AU - 11.44 AU

Year: 16268 Days

Day: 23.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,614,148 km

• M1: 87,216 km (0.103 R)
• M2: 303,684 km (0.089 R)
• M3: 918,830 km (0.074 R)
• M4: 1,568,982 km (0.087 R)
• M5: 2,907,285 km (0.104 R)
• M6: 3,640,015 km (0.074 R)
• M7: 4,099,879 km (0.097 R)
• M8: 4,462,953 km (0.088 R)
• M9: 5,713,891 km (0.064 R)
• M10: 6,505,862 km (0.025 R)
• M11: 6,785,460 km (0.088 R)
• M12: 10,040,111 km (0.052 R)
• M13: 11,591,441 km (0.106 R)
• M14: 13,746,848 km (0.114 R)
• M15: 16,669,691 km (0.118 R)
• M16: 16,930,440 km (0.083 R)
• M17: 20,648,545 km (0.055 R)
• M18: 21,329,664 km (0.079 R)
• M19: 24,961,901 km (0.098 R)
• M20: 32,603,061 km (0.111 R)
• M21: 35,424,477 km (0.072 R)
• M22: 36,839,373 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.1

Radius: 5.7

Gravity: 22.75 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 13.39 AU - 16.73 AU

Year: 26276 Days

Day: 23 Hours

Environment

Temp: -224 °C

Axial Tilt: 122.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,614,148 km

• M1: 72,405 km (0.069 R)
• M2: 286,031 km (0.036 R)
• M3: 682,615 km (0.047 R)
• M4: 937,231 km (0.098 R)
• M5: 1,136,345 km (0.047 R)
• M6: 1,347,877 km (0.102 R)
• M7: 1,953,299 km (0.106 R)
• M8: 2,911,923 km (0.115 R)
• M9: 3,193,915 km (0.084 R)
• M10: 3,556,241 km (0.038 R)
• M11: 4,116,036 km (0.11 R)
• M12: 4,582,332 km (0.104 R)
• M13: 5,123,129 km (0.066 R)
• M14: 7,404,945 km (0.059 R)
• M15: 12,773,713 km (0.091 R)
• M16: 16,323,222 km (0.102 R)
• M17: 17,577,451 km (0.105 R)
• M18: 18,322,298 km (0.035 R)
• M19: 18,702,576 km (0.091 R)
• M20: 20,991,723 km (0.108 R)
• M21: 22,149,760 km (0.091 R)
• M22: 27,332,578 km (0.098 R)
• M23: 28,079,520 km (0.099 R)
• M24: 34,120,133 km (0.115 R)
• M25: 40,169,272 km (0.119 R)
• M26: 40,489,112 km (0.112 R)
• M27: 40,810,748 km (0.112 R)
• M28: 42,610,261 km (0.105 R)
• M29: 43,951,854 km (0.097 R)
• M30: 44,461,983 km (0.093 R)
• M31: 44,976,151 km (0.099 R)
• M32: 47,964,967 km (0.046 R)
• M33: 50,896,487 km (0.036 R)
• M34: 59,362,380 km (0.078 R)
• M35: 66,909,144 km (0.116 R)
• M36: 68,036,812 km (0.075 R)
• M37: 74,828,705 km (0.036 R)
• M38: 81,034,773 km (0.113 R)
• M39: 90,286,803 km (0.065 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 13,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit