🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.58 AU - 0.92 AU

Year: 242 Days

Day: 19.7 Hours

Environment

Temp: 169 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,188,049 km

• M1: 32,612 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.22 AU - 1.24 AU

Year: 509 Days

Day: 16.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 10.8

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.45 AU - 5.57 AU

Year: 4180 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,188,049 km

• M1: 135,685 km (0.089 R)
• M2: 551,867 km (0.047 R)
• M3: 1,188,256 km (0.119 R)
• M4: 1,532,780 km (0.052 R)
• M5: 1,919,789 km (0.041 R)
• M6: 3,033,396 km (0.081 R)
• M7: 4,130,397 km (0.095 R)
• M8: 4,769,928 km (0.025 R)
• M9: 5,687,861 km (0.108 R)
• M10: 6,569,142 km (0.091 R)
• M11: 8,709,887 km (0.107 R)
• M12: 9,684,069 km (0.071 R)
• M13: 12,390,294 km (0.083 R)
• M14: 14,418,392 km (0.116 R)
• M15: 15,618,317 km (0.103 R)
• M16: 19,244,868 km (0.12 R)
• M17: 19,679,749 km (0.096 R)
• M18: 21,154,635 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 14.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.73 AU - 9.63 AU

Year: 9533 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,188,049 km

• M1: 190,588 km (0.113 R)
• M2: 639,830 km (0.065 R)
• M3: 1,239,867 km (0.066 R)
• M4: 1,896,452 km (0.112 R)
• M5: 4,477,763 km (0.049 R)
• M6: 5,298,457 km (0.07 R)
• M7: 7,163,793 km (0.119 R)
• M8: 8,204,097 km (0.093 R)
• M9: 12,370,996 km (0.058 R)
• M10: 13,278,008 km (0.074 R)
• M11: 16,266,824 km (0.083 R)
• M12: 17,847,026 km (0.063 R)
• M13: 21,072,805 km (0.118 R)
• M14: 30,751,189 km (0.103 R)
• M15: 32,946,537 km (0.087 R)
• M16: 39,550,685 km (0.072 R)
• M17: 41,267,620 km (0.098 R)
• M18: 41,767,277 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.5

Radius: 12.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.61 AU - 11.87 AU

Year: 12215 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,188,049 km

• M1: 153,338 km (0.057 R)
• M2: 762,201 km (0.12 R)
• M3: 1,246,150 km (0.03 R)
• M4: 1,983,518 km (0.119 R)
• M5: 3,919,763 km (0.042 R)
• M6: 5,942,177 km (0.065 R)
• M7: 7,976,110 km (0.12 R)
• M8: 8,494,616 km (0.105 R)
• M9: 9,128,013 km (0.071 R)
• M10: 10,745,765 km (0.12 R)
• M11: 13,369,263 km (0.117 R)
• M12: 14,040,059 km (0.096 R)
• M13: 14,669,268 km (0.1 R)
• M14: 15,849,296 km (0.095 R)
• M15: 16,670,439 km (0.093 R)
• M16: 17,591,812 km (0.058 R)
• M17: 19,075,224 km (0.11 R)
• M18: 22,374,456 km (0.082 R)
• M19: 22,973,446 km (0.088 R)
• M20: 24,382,807 km (0.08 R)
• M21: 34,865,729 km (0.074 R)
• M22: 36,254,146 km (0.117 R)
• M23: 37,319,283 km (0.091 R)
• M24: 39,264,355 km (0.11 R)
• M25: 39,761,020 km (0.087 R)
• M26: 44,825,356 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.2

Radius: 7.7

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.87 AU - 16.03 AU

Year: 17372 Days

Day: 25 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 38,188,049 km

• M1: 97,089 km (0.108 R)
• M2: 462,108 km (0.081 R)
• M3: 749,785 km (0.1 R)
• M4: 1,183,020 km (0.104 R)
• M5: 1,911,113 km (0.027 R)
• M6: 2,614,672 km (0.073 R)
• M7: 2,861,209 km (0.1 R)
• M8: 3,222,637 km (0.073 R)
• M9: 3,892,387 km (0.114 R)
• M10: 4,306,324 km (0.118 R)
• M11: 4,651,746 km (0.102 R)
• M12: 5,725,859 km (0.055 R)
• M13: 6,542,064 km (0.067 R)
• M14: 7,702,346 km (0.112 R)
• M15: 9,299,901 km (0.027 R)
• M16: 9,824,691 km (0.052 R)
• M17: 11,281,774 km (0.07 R)
• M18: 13,998,920 km (0.114 R)
• M19: 15,544,864 km (0.047 R)
• M20: 18,234,036 km (0.087 R)
• M21: 27,489,506 km (0.106 R)
• M22: 28,351,040 km (0.096 R)
• M23: 30,813,122 km (0.119 R)
• M24: 32,214,555 km (0.092 R)
• M25: 32,571,346 km (0.117 R)
• M26: 35,522,014 km (0.076 R)
• M27: 36,158,404 km (0.092 R)
• M28: 44,252,097 km (0.103 R)
• M29: 45,434,669 km (0.046 R)
• M30: 51,179,825 km (0.103 R)
• M31: 51,828,481 km (0.095 R)
• M32: 54,310,011 km (0.092 R)
• M33: 57,565,410 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.7

Radius: 3.7

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 12.31 AU - 18.13 AU

Year: 22135 Days

Day: 22.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,188,049 km

• M1: 46,226 km (0.039 R)
• M2: 172,187 km (0.081 R)
• M3: 441,164 km (0.071 R)
• M4: 586,573 km (0.101 R)
• M5: 822,040 km (0.12 R)
• M6: 1,055,413 km (0.102 R)
• M7: 1,226,852 km (0.108 R)
• M8: 2,851,784 km (0.078 R)
• M9: 3,121,060 km (0.094 R)
• M10: 6,051,982 km (0.099 R)
• M11: 9,048,577 km (0.068 R)
• M12: 10,862,900 km (0.066 R)
• M13: 11,364,352 km (0.045 R)
• M14: 20,542,331 km (0.109 R)
• M15: 20,770,019 km (0.057 R)
• M16: 21,619,435 km (0.045 R)
• M17: 28,978,604 km (0.071 R)
• M18: 33,897,232 km (0.089 R)
• M19: 37,845,868 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 20,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit