🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.47 AU - 0.65 AU

Year: 155 Days

Day: 33.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,078,795 km

• M1: 45,478 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.61 AU - 0.81 AU

Year: 221 Days

Day: 35.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.85 AU - 1.05 AU

Year: 342 Days

Day: 29.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.84 AU - 2.04 AU

Year: 997 Days

Day: 44.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.58 AU - 2.62 AU

Year: 1123 Days

Day: 47.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.58 AU - 2.92 AU

Year: 1683 Days

Day: 32.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.05 AU - 4.29 AU

Year: 2594 Days

Day: 44.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.9

Radius: 10

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.68 AU - 10.08 AU

Year: 9763 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,078,795 km

• M1: 151,243 km (0.055 R)
• M2: 659,876 km (0.1 R)
• M3: 1,745,209 km (0.078 R)
• M4: 3,368,196 km (0.098 R)
• M5: 4,130,397 km (0.119 R)
• M6: 4,799,399 km (0.113 R)
• M7: 6,202,029 km (0.116 R)
• M8: 6,537,277 km (0.07 R)
• M9: 7,211,216 km (0.073 R)
• M10: 7,755,303 km (0.107 R)
• M11: 11,521,729 km (0.086 R)
• M12: 14,266,102 km (0.105 R)
• M13: 15,789,756 km (0.047 R)
• M14: 17,359,038 km (0.108 R)
• M15: 17,721,513 km (0.067 R)
• M16: 20,268,118 km (0.088 R)
• M17: 21,768,136 km (0.058 R)
• M18: 24,834,892 km (0.083 R)
• M19: 25,295,354 km (0.114 R)
• M20: 26,154,196 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.2

Radius: 10

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.42 AU - 10.92 AU

Year: 11966 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,078,795 km

• M1: 124,615 km (0.036 R)
• M2: 547,977 km (0.079 R)
• M3: 882,179 km (0.066 R)
• M4: 1,436,588 km (0.031 R)
• M5: 2,518,031 km (0.089 R)
• M6: 4,568,420 km (0.097 R)
• M7: 4,910,101 km (0.056 R)
• M8: 6,606,541 km (0.115 R)
• M9: 8,662,913 km (0.111 R)
• M10: 11,677,161 km (0.079 R)
• M11: 15,397,361 km (0.107 R)
• M12: 24,127,593 km (0.087 R)
• M13: 29,205,992 km (0.074 R)
• M14: 37,026,520 km (0.053 R)
• M15: 38,282,993 km (0.039 R)
• M16: 45,420,756 km (0.092 R)
• M17: 50,285,828 km (0.029 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.2

Radius: 7.9

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 16.22 AU - 17.58 AU

Year: 25633 Days

Day: 24.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,078,795 km

• M1: 98,435 km (0.034 R)
• M2: 470,934 km (0.104 R)
• M3: 815,159 km (0.09 R)
• M4: 2,835,029 km (0.112 R)
• M5: 4,706,648 km (0.098 R)
• M6: 5,536,767 km (0.111 R)
• M7: 5,877,401 km (0.082 R)
• M8: 7,795,545 km (0.032 R)
• M9: 12,096,035 km (0.075 R)
• M10: 12,817,246 km (0.089 R)
• M11: 21,261,149 km (0.051 R)
• M12: 32,799,034 km (0.097 R)
• M13: 39,565,495 km (0.099 R)
• M14: 44,446,126 km (0.084 R)
• M15: 53,830,400 km (0.07 R)
• M16: 57,966,931 km (0.112 R)
• M17: 85,990,801 km (0.034 R)
• M18: 89,991,347 km (0.111 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: 491 - 19,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit