🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.65 AU

Year: 152 Days

Day: 18.2 Hours

Environment

Temp: 165 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.51 AU - 0.83 AU

Year: 210 Days

Day: 43.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.71 AU - 0.81 AU

Year: 254 Days

Day: 26 Hours

Environment

Temp: 170 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.82 AU - 1.12 AU

Year: 366 Days

Day: 26 Hours

Environment

Temp: 7 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,308,737 km

• M1: 160,668 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.21 AU - 1.49 AU

Year: 601 Days

Day: 30.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.37 AU - 3.65 AU

Year: 1999 Days

Day: 17.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.2

Radius: 9.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.75 AU - 5.77 AU

Year: 5293 Days

Day: 6.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,308,737 km

• M1: 120,875 km (0.112 R)
• M2: 689,497 km (0.102 R)
• M3: 999,763 km (0.052 R)
• M4: 1,827,787 km (0.103 R)
• M5: 2,270,596 km (0.071 R)
• M6: 3,135,721 km (0.083 R)
• M7: 3,454,963 km (0.107 R)
• M8: 3,952,226 km (0.114 R)
• M9: 5,090,217 km (0.084 R)
• M10: 5,420,230 km (0.087 R)
• M11: 6,722,180 km (0.049 R)
• M12: 7,890,689 km (0.098 R)
• M13: 8,911,096 km (0.093 R)
• M14: 10,145,578 km (0.12 R)
• M15: 11,868,497 km (0.087 R)
• M16: 13,205,602 km (0.034 R)
• M17: 13,778,263 km (0.111 R)
• M18: 16,117,974 km (0.118 R)
• M19: 16,532,210 km (0.087 R)
• M20: 19,700,693 km (0.039 R)
• M21: 20,448,383 km (0.08 R)
• M22: 21,144,462 km (0.075 R)
• M23: 22,218,126 km (0.113 R)
• M24: 24,318,929 km (0.073 R)
• M25: 27,967,322 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953

Radius: 4

Gravity: 59.56 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 13.88 AU - 16.82 AU

Year: 23027 Days

Day: 25 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 93,308,737 km

• M1: 49,816 km (0.1 R)
• M2: 199,115 km (0.068 R)
• M3: 370,853 km (0.05 R)
• M4: 584,628 km (0.094 R)
• M5: 925,861 km (0.093 R)
• M6: 1,371,513 km (0.09 R)
• M7: 1,824,795 km (0.068 R)
• M8: 1,968,110 km (0.089 R)
• M9: 2,909,529 km (0.052 R)
• M10: 3,524,526 km (0.107 R)
• M11: 3,946,242 km (0.104 R)
• M12: 4,697,373 km (0.115 R)
• M13: 6,337,115 km (0.076 R)
• M14: 6,667,278 km (0.119 R)
• M15: 6,860,858 km (0.102 R)
• M16: 8,048,216 km (0.06 R)
• M17: 8,950,740 km (0.108 R)
• M18: 11,989,073 km (0.085 R)
• M19: 14,410,763 km (0.108 R)
• M20: 17,229,935 km (0.113 R)
• M21: 21,742,555 km (0.081 R)
• M22: 22,491,741 km (0.052 R)
• M23: 23,037,324 km (0.085 R)
• M24: 23,703,633 km (0.111 R)
• M25: 25,425,355 km (0.114 R)
• M26: 29,373,392 km (0.089 R)
• M27: 33,006,825 km (0.115 R)
• M28: 35,735,939 km (0.119 R)
• M29: 40,505,269 km (0.116 R)
• M30: 44,818,624 km (0.102 R)
• M31: 45,162,550 km (0.082 R)
• M32: 48,518,180 km (0.053 R)
• M33: 48,880,805 km (0.056 R)
• M34: 51,658,090 km (0.095 R)
• M35: 55,522,352 km (0.058 R)
• M36: 58,339,130 km (0.049 R)
• M37: 58,954,875 km (0.102 R)
• M38: 65,352,279 km (0.1 R)
• M39: 72,196,830 km (0.119 R)
• M40: 75,063,275 km (0.041 R)
• M41: 77,015,826 km (0.115 R)
• M42: 80,260,454 km (0.097 R)
• M43: 81,788,148 km (0.079 R)
• M44: 83,855,291 km (0.113 R)
• M45: 85,164,721 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 17,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit