🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.63 AU - 0.69 AU

Year: 194 Days

Day: 31.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.6 AU - 0.82 AU

Year: 216 Days

Day: 37.9 Hours

Environment

Temp: 135 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,788,422 km

• M1: 178,919 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.01 AU - 1.17 AU

Year: 412 Days

Day: 43.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.13 AU - 1.67 AU

Year: 599 Days

Day: 38 Hours

Environment

Temp: -18 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.8 AU - 2.36 AU

Year: 1085 Days

Day: 18.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.37 AU - 5.53 AU

Year: 3395 Days

Day: 25.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.1

Radius: 10.6

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.51 AU - 6.11 AU

Year: 5065 Days

Day: 13.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,788,422 km

• M1: 131,796 km (0.117 R)
• M2: 462,706 km (0.112 R)
• M3: 1,146,069 km (0.077 R)
• M4: 1,644,230 km (0.115 R)
• M5: 2,224,221 km (0.059 R)
• M6: 2,972,061 km (0.099 R)
• M7: 4,374,840 km (0.07 R)
• M8: 4,785,935 km (0.082 R)
• M9: 6,266,356 km (0.085 R)
• M10: 7,111,733 km (0.101 R)
• M11: 8,318,539 km (0.044 R)
• M12: 9,300,051 km (0.058 R)
• M13: 9,697,383 km (0.113 R)
• M14: 11,491,959 km (0.083 R)
• M15: 12,183,550 km (0.11 R)
• M16: 12,902,667 km (0.104 R)
• M17: 15,339,915 km (0.062 R)
• M18: 17,224,549 km (0.114 R)
• M19: 18,069,029 km (0.086 R)
• M20: 18,688,963 km (0.035 R)
• M21: 19,258,931 km (0.087 R)
• M22: 20,102,663 km (0.111 R)
• M23: 20,903,161 km (0.053 R)
• M24: 22,425,768 km (0.091 R)
• M25: 23,069,488 km (0.104 R)
• M26: 24,244,280 km (0.092 R)
• M27: 25,227,886 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.9

Radius: 11.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.2 AU - 9.8 AU

Year: 8962 Days

Day: 7.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,788,422 km

• M1: 146,756 km (0.096 R)
• M2: 692,040 km (0.096 R)
• M3: 1,195,437 km (0.076 R)
• M4: 1,809,985 km (0.06 R)
• M5: 2,280,171 km (0.114 R)
• M6: 2,866,445 km (0.063 R)
• M7: 3,781,685 km (0.113 R)
• M8: 4,437,671 km (0.107 R)
• M9: 4,958,870 km (0.109 R)
• M10: 6,244,814 km (0.114 R)
• M11: 7,847,007 km (0.081 R)
• M12: 9,148,508 km (0.097 R)
• M13: 10,417,098 km (0.054 R)
• M14: 10,850,334 km (0.101 R)
• M15: 11,568,703 km (0.077 R)
• M16: 12,080,776 km (0.099 R)
• M17: 12,607,809 km (0.109 R)
• M18: 13,811,324 km (0.101 R)
• M19: 15,928,284 km (0.109 R)
• M20: 17,515,068 km (0.058 R)
• M21: 21,206,994 km (0.11 R)
• M22: 26,095,254 km (0.067 R)
• M23: 26,977,134 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673

Radius: 7.5

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 17.11 AU - 17.35 AU

Year: 25865 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 89,788,422 km

• M1: 97,837 km (0.115 R)
• M2: 350,059 km (0.105 R)
• M3: 748,139 km (0.059 R)
• M4: 1,009,786 km (0.114 R)
• M5: 1,412,353 km (0.106 R)
• M6: 2,303,508 km (0.109 R)
• M7: 2,688,573 km (0.065 R)
• M8: 3,618,623 km (0.064 R)
• M9: 4,383,517 km (0.06 R)
• M10: 5,093,209 km (0.093 R)
• M11: 5,454,937 km (0.076 R)
• M12: 5,963,869 km (0.056 R)
• M13: 7,681,851 km (0.104 R)
• M14: 10,012,885 km (0.093 R)
• M15: 10,645,833 km (0.044 R)
• M16: 12,202,698 km (0.094 R)
• M17: 15,929,780 km (0.069 R)
• M18: 18,142,631 km (0.104 R)
• M19: 18,987,111 km (0.107 R)
• M20: 20,957,166 km (0.059 R)
• M21: 21,677,629 km (0.116 R)
• M22: 22,202,418 km (0.089 R)
• M23: 26,233,483 km (0.116 R)
• M24: 28,922,953 km (0.088 R)
• M25: 31,255,932 km (0.033 R)
• M26: 32,060,768 km (0.054 R)
• M27: 38,695,284 km (0.043 R)
• M28: 40,092,229 km (0.06 R)
• M29: 43,151,356 km (0.097 R)
• M30: 45,845,165 km (0.115 R)
• M31: 46,362,475 km (0.082 R)
• M32: 50,093,146 km (0.04 R)
• M33: 54,789,323 km (0.096 R)
• M34: 62,265,775 km (0.119 R)
• M35: 63,112,649 km (0.075 R)
• M36: 64,397,246 km (0.077 R)
• M37: 67,240,204 km (0.117 R)
• M38: 69,937,753 km (0.077 R)
• M39: 72,940,631 km (0.081 R)
• M40: 75,787,777 km (0.111 R)
• M41: 87,917,921 km (0.077 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 16,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit