🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.41 AU - 0.65 AU

Year: 253 Days

Day: 45 Hours

Environment

Temp: -119 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.61 AU

Year: 253 Days

Day: 27 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.5

Radius: 10.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.5 AU - 1.86 AU

Year: 1428 Days

Day: 8.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,714,462 km

• M1: 127,158 km (0.068 R)
• M2: 500,255 km (0.077 R)
• M3: 820,096 km (0.088 R)
• M4: 1,674,449 km (0.098 R)
• M5: 2,112,322 km (0.098 R)
• M6: 3,887,600 km (0.095 R)
• M7: 5,115,350 km (0.109 R)
• M8: 6,355,965 km (0.103 R)
• M9: 7,083,160 km (0.025 R)
• M10: 7,404,197 km (0.117 R)
• M11: 8,263,188 km (0.086 R)
• M12: 9,216,426 km (0.105 R)
• M13: 9,780,110 km (0.116 R)
• M14: 10,272,437 km (0.113 R)
• M15: 10,911,070 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.1

Radius: 11.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.72 AU - 3.42 AU

Year: 3529 Days

Day: 13.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,714,462 km

• M1: 144,212 km (0.115 R)
• M2: 605,123 km (0.086 R)
• M3: 1,926,222 km (0.086 R)
• M4: 3,004,673 km (0.045 R)
• M5: 3,849,452 km (0.11 R)
• M6: 5,498,769 km (0.102 R)
• M7: 7,118,764 km (0.12 R)
• M8: 12,878,133 km (0.103 R)
• M9: 14,354,514 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 12.3

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.49 AU - 3.73 AU

Year: 3598 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,714,462 km

• M1: 160,967 km (0.062 R)
• M2: 607,367 km (0.102 R)
• M3: 1,202,019 km (0.068 R)
• M4: 1,858,903 km (0.109 R)
• M5: 3,024,271 km (0.101 R)
• M6: 4,365,415 km (0.059 R)
• M7: 4,899,330 km (0.092 R)
• M8: 5,422,474 km (0.109 R)
• M9: 6,247,057 km (0.117 R)
• M10: 7,120,859 km (0.12 R)
• M11: 7,793,750 km (0.093 R)
• M12: 8,693,880 km (0.099 R)
• M13: 10,444,923 km (0.052 R)
• M14: 11,493,754 km (0.061 R)
• M15: 12,043,975 km (0.028 R)
• M16: 14,212,994 km (0.079 R)
• M17: 14,954,701 km (0.03 R)
• M18: 16,172,128 km (0.087 R)
• M19: 17,098,438 km (0.106 R)
• M20: 18,553,577 km (0.108 R)
• M21: 18,993,095 km (0.085 R)
• M22: 19,439,645 km (0.093 R)
• M23: 19,893,226 km (0.076 R)
• M24: 22,197,482 km (0.114 R)
• M25: 25,053,455 km (0.115 R)
• M26: 25,513,618 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.1

Radius: 10.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.49 AU - 7.09 AU

Year: 9140 Days

Day: 7.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,714,462 km

• M1: 136,134 km (0.059 R)
• M2: 517,908 km (0.099 R)
• M3: 1,155,644 km (0.077 R)
• M4: 1,928,915 km (0.076 R)
• M5: 2,599,413 km (0.117 R)
• M6: 4,206,842 km (0.099 R)
• M7: 4,920,872 km (0.107 R)
• M8: 8,529,023 km (0.084 R)
• M9: 9,929,858 km (0.115 R)
• M10: 13,340,390 km (0.087 R)
• M11: 19,434,858 km (0.047 R)
• M12: 20,263,929 km (0.1 R)
• M13: 20,687,142 km (0.057 R)
• M14: 29,173,230 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.1

Radius: 5.7

Gravity: 17.12 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.18 AU - 6.84 AU

Year: 10896 Days

Day: 21.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,714,462 km

• M1: 70,909 km (0.119 R)
• M2: 432,338 km (0.047 R)
• M3: 716,275 km (0.108 R)
• M4: 1,769,892 km (0.06 R)
• M5: 3,908,992 km (0.069 R)
• M6: 4,583,230 km (0.094 R)
• M7: 6,718,590 km (0.114 R)
• M8: 7,392,080 km (0.103 R)
• M9: 12,290,961 km (0.114 R)
• M10: 14,163,328 km (0.117 R)
• M11: 17,717,175 km (0.119 R)
• M12: 31,310,984 km (0.103 R)
• M13: 35,580,806 km (0.113 R)
• M14: 36,765,621 km (0.047 R)
• M15: 41,119,817 km (0.081 R)
• M16: 47,206,954 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.2

Radius: 6.8

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.25 AU - 10.23 AU

Year: 16950 Days

Day: 17.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,714,462 km

• M1: 85,420 km (0.072 R)
• M2: 409,749 km (0.096 R)
• M3: 700,417 km (0.117 R)
• M4: 925,861 km (0.061 R)
• M5: 1,213,089 km (0.069 R)
• M6: 2,388,928 km (0.042 R)
• M7: 3,102,809 km (0.107 R)
• M8: 3,352,787 km (0.102 R)
• M9: 3,893,434 km (0.108 R)
• M10: 6,368,082 km (0.103 R)
• M11: 6,982,331 km (0.099 R)
• M12: 7,282,125 km (0.111 R)
• M13: 8,568,517 km (0.084 R)
• M14: 8,813,259 km (0.105 R)
• M15: 10,216,338 km (0.082 R)
• M16: 11,057,078 km (0.097 R)
• M17: 14,884,839 km (0.12 R)
• M18: 21,515,315 km (0.112 R)
• M19: 21,877,043 km (0.096 R)
• M20: 22,334,812 km (0.105 R)
• M21: 24,327,606 km (0.092 R)
• M22: 26,539,410 km (0.111 R)
• M23: 31,242,917 km (0.095 R)
• M24: 34,587,177 km (0.076 R)
• M25: 41,138,816 km (0.064 R)
• M26: 41,556,344 km (0.079 R)
• M27: 42,541,446 km (0.035 R)
• M28: 42,825,831 km (0.075 R)
• M29: 46,940,371 km (0.095 R)
• M30: 55,774,873 km (0.1 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 10,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit