🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.88 AU - 1.3 AU

Year: 436 Days

Day: 21.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,455,976 km

• M1: 101,727 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.16 AU - 1.58 AU

Year: 614 Days

Day: 30 Hours

Environment

Temp: -34 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.74 AU - 2.72 AU

Year: 1275 Days

Day: 25.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.55 AU - 3.25 AU

Year: 1891 Days

Day: 20.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.4 AU - 4.34 AU

Year: 2915 Days

Day: 26.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.9

Radius: 8.3

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.6 AU - 4.7 AU

Year: 3237 Days

Day: 11 Hours

Environment

Temp: -135 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,455,976 km

• M1: 103,223 km (0.105 R)
• M2: 369,507 km (0.096 R)
• M3: 737,966 km (0.06 R)
• M4: 1,037,312 km (0.119 R)
• M5: 2,560,667 km (0.117 R)
• M6: 3,395,722 km (0.061 R)
• M7: 3,977,658 km (0.037 R)
• M8: 4,441,262 km (0.089 R)
• M9: 4,983,853 km (0.101 R)
• M10: 5,523,153 km (0.066 R)
• M11: 6,251,396 km (0.116 R)
• M12: 6,798,176 km (0.05 R)
• M13: 7,152,274 km (0.082 R)
• M14: 7,868,250 km (0.092 R)
• M15: 10,807,549 km (0.072 R)
• M16: 12,420,214 km (0.059 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.6

Radius: 8.1

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.79 AU - 5.35 AU

Year: 4371 Days

Day: 14.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,455,976 km

• M1: 100,679 km (0.032 R)
• M2: 516,861 km (0.106 R)
• M3: 864,676 km (0.119 R)
• M4: 1,825,543 km (0.1 R)
• M5: 2,191,160 km (0.094 R)
• M6: 3,180,900 km (0.063 R)
• M7: 3,796,644 km (0.048 R)
• M8: 4,803,887 km (0.036 R)
• M9: 5,696,687 km (0.116 R)
• M10: 6,390,671 km (0.117 R)
• M11: 7,670,631 km (0.083 R)
• M12: 8,335,145 km (0.098 R)
• M13: 10,857,514 km (0.103 R)
• M14: 11,967,979 km (0.108 R)
• M15: 12,813,058 km (0.061 R)
• M16: 13,447,652 km (0.108 R)
• M17: 13,798,010 km (0.119 R)
• M18: 14,885,736 km (0.043 R)
• M19: 16,537,297 km (0.109 R)
• M20: 16,823,926 km (0.112 R)
• M21: 18,307,488 km (0.057 R)
• M22: 20,396,473 km (0.095 R)
• M23: 21,194,129 km (0.064 R)
• M24: 21,532,519 km (0.117 R)
• M25: 21,943,315 km (0.118 R)
• M26: 22,359,347 km (0.09 R)
• M27: 22,922,283 km (0.081 R)
• M28: 23,207,267 km (0.111 R)
• M29: 23,784,266 km (0.029 R)
• M30: 24,149,734 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.9

Radius: 12.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.95 AU - 8.09 AU

Year: 6374 Days

Day: 12.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,455,976 km

• M1: 159,322 km (0.108 R)
• M2: 790,625 km (0.077 R)
• M3: 1,497,774 km (0.053 R)
• M4: 1,920,089 km (0.12 R)
• M5: 2,330,735 km (0.113 R)
• M6: 2,870,484 km (0.087 R)
• M7: 3,574,043 km (0.09 R)
• M8: 4,112,595 km (0.104 R)
• M9: 5,462,566 km (0.104 R)
• M10: 5,972,845 km (0.096 R)
• M11: 7,089,593 km (0.116 R)
• M12: 7,837,732 km (0.087 R)
• M13: 8,562,982 km (0.114 R)
• M14: 8,980,510 km (0.069 R)
• M15: 10,745,765 km (0.117 R)
• M16: 11,142,797 km (0.097 R)
• M17: 14,681,685 km (0.098 R)
• M18: 15,171,318 km (0.085 R)
• M19: 16,068,457 km (0.12 R)
• M20: 18,909,171 km (0.098 R)
• M21: 21,577,847 km (0.107 R)
• M22: 23,589,191 km (0.096 R)
• M23: 24,412,577 km (0.095 R)
• M24: 25,958,671 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.7

Radius: 6.1

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.56 AU - 14.76 AU

Year: 16236 Days

Day: 20.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,455,976 km

• M1: 75,846 km (0.032 R)
• M2: 496,815 km (0.09 R)
• M3: 1,922,183 km (0.072 R)
• M4: 2,915,812 km (0.053 R)
• M5: 4,462,953 km (0.089 R)
• M6: 6,168,070 km (0.111 R)
• M7: 6,612,675 km (0.045 R)
• M8: 9,008,634 km (0.101 R)
• M9: 9,422,422 km (0.119 R)
• M10: 14,076,561 km (0.046 R)
• M11: 14,563,353 km (0.078 R)
• M12: 16,241,841 km (0.079 R)
• M13: 17,964,161 km (0.108 R)
• M14: 20,152,180 km (0.091 R)
• M15: 20,770,318 km (0.097 R)
• M16: 22,137,493 km (0.06 R)
• M17: 22,511,936 km (0.082 R)
• M18: 26,702,472 km (0.095 R)
• M19: 32,095,475 km (0.093 R)
• M20: 34,042,791 km (0.106 R)
• M21: 38,037,652 km (0.112 R)
• M22: 39,390,017 km (0.078 R)
• M23: 39,664,379 km (0.067 R)
• M24: 40,078,167 km (0.039 R)
• M25: 49,606,804 km (0.081 R)
• M26: 52,039,714 km (0.099 R)
• M27: 59,994,580 km (0.026 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: 504 - 13,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit