🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.64 AU - 0.7 AU

Year: 206 Days

Day: 34.1 Hours

Environment

Temp: 105 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,432,662 km

• M1: 42,037 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.93 AU - 1.31 AU

Year: 444 Days

Day: 26.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.06 AU - 1.62 AU

Year: 581 Days

Day: 47.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.51 AU - 1.85 AU

Year: 816 Days

Day: 40.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,432,662 km

• M1: 235,617 km (0.078 R)
• M2: 599,887 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.04 AU - 3.2 AU

Year: 2065 Days

Day: 36.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.3

Radius: 13.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.64 AU - 5.86 AU

Year: 4508 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,432,662 km

• M1: 173,982 km (0.081 R)
• M2: 625,917 km (0.091 R)
• M3: 1,129,913 km (0.058 R)
• M4: 2,031,838 km (0.062 R)
• M5: 2,666,582 km (0.096 R)
• M6: 3,511,511 km (0.12 R)
• M7: 4,385,162 km (0.119 R)
• M8: 5,536,318 km (0.056 R)
• M9: 6,049,887 km (0.065 R)
• M10: 6,815,978 km (0.096 R)
• M11: 7,373,230 km (0.074 R)
• M12: 10,501,322 km (0.11 R)
• M13: 11,793,399 km (0.102 R)
• M14: 13,339,193 km (0.07 R)
• M15: 14,584,446 km (0.106 R)
• M16: 17,007,333 km (0.032 R)
• M17: 18,097,303 km (0.039 R)
• M18: 18,533,531 km (0.098 R)
• M19: 19,492,004 km (0.095 R)
• M20: 20,416,220 km (0.083 R)
• M21: 23,072,180 km (0.068 R)
• M22: 24,407,491 km (0.048 R)
• M23: 24,863,914 km (0.108 R)
• M24: 25,715,276 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.3

Radius: 13.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.46 AU - 10.42 AU

Year: 11744 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,432,662 km

• M1: 172,337 km (0.076 R)
• M2: 658,829 km (0.103 R)
• M3: 1,661,584 km (0.083 R)
• M4: 3,158,310 km (0.108 R)
• M5: 4,480,905 km (0.025 R)
• M6: 5,704,017 km (0.093 R)
• M7: 6,183,179 km (0.079 R)
• M8: 8,329,909 km (0.09 R)
• M9: 9,547,037 km (0.101 R)
• M10: 10,278,571 km (0.077 R)
• M11: 10,935,156 km (0.103 R)
• M12: 11,388,288 km (0.06 R)
• M13: 13,011,275 km (0.075 R)
• M14: 14,443,824 km (0.093 R)
• M15: 14,990,155 km (0.115 R)
• M16: 17,086,919 km (0.06 R)
• M17: 18,642,587 km (0.09 R)
• M18: 21,501,104 km (0.114 R)
• M19: 23,406,083 km (0.1 R)
• M20: 32,274,245 km (0.107 R)
• M21: 34,645,371 km (0.104 R)
• M22: 42,872,207 km (0.093 R)
• M23: 43,717,734 km (0.095 R)
• M24: 46,321,185 km (0.073 R)
• M25: 47,361,040 km (0.108 R)
• M26: 49,951,028 km (0.078 R)
• M27: 50,887,212 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.5

Radius: 5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11 AU - 15.74 AU

Year: 18320 Days

Day: 15.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,432,662 km

• M1: 62,233 km (0.084 R)
• M2: 271,221 km (0.052 R)
• M3: 446,849 km (0.099 R)
• M4: 634,295 km (0.118 R)
• M5: 1,276,519 km (0.106 R)
• M6: 1,914,554 km (0.095 R)
• M7: 6,454,400 km (0.102 R)
• M8: 7,979,700 km (0.06 R)
• M9: 18,492,690 km (0.108 R)
• M10: 20,117,922 km (0.092 R)
• M11: 32,117,316 km (0.03 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit