🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.56 AU - 0.6 AU

Year: 169 Days

Day: 42.2 Hours

Environment

Temp: 213 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.56 AU - 0.9 AU

Year: 239 Days

Day: 15.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.77 AU - 1.17 AU

Year: 366 Days

Day: 23.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 48.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.15 AU - 1.33 AU

Year: 529 Days

Day: 22.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.14 AU - 1.68 AU

Year: 641 Days

Day: 44.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.48 AU - 1.48 AU

Year: 689 Days

Day: 41.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,253,502 km

• M1: 410,347 km (0.07 R)

Asteroid Belt

Center: 3.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.6

Radius: 14.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.92 AU - 6.94 AU

Year: 5529 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,253,502 km

• M1: 185,352 km (0.068 R)
• M2: 1,098,647 km (0.118 R)
• M3: 2,283,611 km (0.077 R)
• M4: 2,850,438 km (0.062 R)
• M5: 3,827,611 km (0.096 R)
• M6: 4,565,577 km (0.088 R)
• M7: 5,142,427 km (0.109 R)
• M8: 6,741,030 km (0.112 R)
• M9: 8,091,300 km (0.093 R)
• M10: 11,670,579 km (0.083 R)
• M11: 18,185,865 km (0.1 R)
• M12: 20,272,755 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.8

Radius: 10.3

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.02 AU - 11.08 AU

Year: 13120 Days

Day: 12.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,253,502 km

• M1: 129,701 km (0.103 R)
• M2: 511,326 km (0.064 R)
• M3: 860,188 km (0.107 R)
• M4: 1,186,162 km (0.119 R)
• M5: 2,215,096 km (0.029 R)
• M6: 2,768,608 km (0.089 R)
• M7: 4,076,841 km (0.076 R)
• M8: 4,939,572 km (0.12 R)
• M9: 5,262,853 km (0.037 R)
• M10: 6,251,097 km (0.065 R)
• M11: 7,472,264 km (0.101 R)
• M12: 8,019,044 km (0.086 R)
• M13: 11,262,476 km (0.12 R)
• M14: 13,398,434 km (0.114 R)
• M15: 14,323,847 km (0.055 R)
• M16: 15,045,656 km (0.077 R)
• M17: 20,793,057 km (0.112 R)
• M18: 22,831,926 km (0.12 R)
• M19: 25,607,416 km (0.057 R)
• M20: 28,225,677 km (0.052 R)
• M21: 29,073,149 km (0.064 R)
• M22: 31,617,211 km (0.082 R)
• M23: 32,428,929 km (0.09 R)
• M24: 35,815,226 km (0.103 R)
• M25: 37,933,532 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.8

Radius: 4.4

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 11.3 AU - 11.9 AU

Year: 15127 Days

Day: 20.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,253,502 km

• M1: 54,753 km (0.106 R)
• M2: 223,798 km (0.06 R)
• M3: 368,310 km (0.093 R)
• M4: 510,877 km (0.117 R)
• M5: 765,941 km (0.04 R)
• M6: 943,065 km (0.037 R)
• M7: 1,147,266 km (0.101 R)
• M8: 1,474,437 km (0.091 R)
• M9: 2,095,717 km (0.082 R)
• M10: 2,665,086 km (0.118 R)
• M11: 2,941,543 km (0.066 R)
• M12: 3,939,810 km (0.053 R)
• M13: 5,049,527 km (0.095 R)
• M14: 7,950,379 km (0.103 R)
• M15: 8,703,903 km (0.107 R)
• M16: 8,980,959 km (0.107 R)
• M17: 9,503,953 km (0.11 R)
• M18: 12,427,544 km (0.119 R)
• M19: 16,593,246 km (0.067 R)
• M20: 17,162,765 km (0.118 R)
• M21: 18,190,353 km (0.073 R)
• M22: 19,966,678 km (0.101 R)
• M23: 22,366,976 km (0.115 R)
• M24: 24,584,764 km (0.115 R)
• M25: 25,793,964 km (0.095 R)
• M26: 32,659,908 km (0.08 R)
• M27: 35,505,259 km (0.072 R)
• M28: 37,531,563 km (0.111 R)
• M29: 38,264,891 km (0.118 R)
• M30: 39,382,537 km (0.037 R)
• M31: 41,813,203 km (0.111 R)
• M32: 44,613,975 km (0.04 R)
• M33: 46,829,968 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 12,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit