🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.69 AU - 0.97 AU

Year: 265 Days

Day: 39.1 Hours

Environment

Temp: 161 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.01 AU - 1.15 AU

Year: 393 Days

Day: 36.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.91 AU - 1.51 AU

Year: 466 Days

Day: 13.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.03 AU - 1.67 AU

Year: 549 Days

Day: 40.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,986,279 km

• M1: 28,274 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.25 AU - 1.49 AU

Year: 561 Days

Day: 46 Hours

Environment

Temp: 8 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.7 AU - 1.96 AU

Year: 866 Days

Day: 36.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,986,279 km

• M1: 800,199 km (0.105 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.1 AU - 3.92 AU

Year: 2301 Days

Day: 17 Hours

Environment

Temp: -109 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,986,279 km

• M1: 1,390,363 km (0.087 R)

Asteroid Belt

Center: 5.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 13.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.41 AU - 9.01 AU

Year: 6773 Days

Day: 14.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,986,279 km

• M1: 173,683 km (0.104 R)
• M2: 714,330 km (0.095 R)
• M3: 1,279,211 km (0.116 R)
• M4: 2,190,861 km (0.11 R)
• M5: 2,667,180 km (0.108 R)
• M6: 3,411,131 km (0.089 R)
• M7: 4,559,594 km (0.102 R)
• M8: 5,315,063 km (0.11 R)
• M9: 5,853,166 km (0.084 R)
• M10: 6,782,767 km (0.112 R)
• M11: 7,302,470 km (0.09 R)
• M12: 8,296,848 km (0.094 R)
• M13: 9,155,838 km (0.081 R)
• M14: 9,607,175 km (0.115 R)
• M15: 10,652,715 km (0.09 R)
• M16: 13,890,761 km (0.087 R)
• M17: 15,479,041 km (0.107 R)
• M18: 18,581,402 km (0.103 R)
• M19: 22,644,630 km (0.064 R)
• M20: 23,222,227 km (0.098 R)
• M21: 28,488,371 km (0.088 R)
• M22: 35,156,547 km (0.046 R)
• M23: 35,597,861 km (0.099 R)
• M24: 38,324,731 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.8

Radius: 4.2

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 13.71 AU - 15.39 AU

Year: 19417 Days

Day: 15.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,986,279 km

• M1: 52,958 km (0.052 R)
• M2: 419,772 km (0.117 R)
• M3: 651,648 km (0.107 R)
• M4: 806,632 km (0.075 R)
• M5: 1,063,192 km (0.089 R)
• M6: 1,305,840 km (0.073 R)
• M7: 1,802,355 km (0.112 R)
• M8: 2,598,515 km (0.111 R)
• M9: 3,085,755 km (0.098 R)
• M10: 4,567,223 km (0.03 R)
• M11: 6,860,558 km (0.081 R)
• M12: 7,022,722 km (0.106 R)
• M13: 9,270,730 km (0.083 R)
• M14: 10,185,221 km (0.071 R)
• M15: 12,369,799 km (0.108 R)
• M16: 12,731,377 km (0.102 R)
• M17: 12,976,419 km (0.113 R)
• M18: 16,891,395 km (0.061 R)
• M19: 18,250,043 km (0.085 R)
• M20: 20,505,530 km (0.099 R)
• M21: 22,760,119 km (0.096 R)
• M22: 23,485,819 km (0.106 R)
• M23: 26,642,483 km (0.111 R)
• M24: 28,269,958 km (0.109 R)
• M25: 31,164,677 km (0.082 R)
• M26: 34,487,396 km (0.096 R)
• M27: 35,443,775 km (0.103 R)
• M28: 37,284,726 km (0.073 R)
• M29: 39,967,465 km (0.036 R)
• M30: 42,503,149 km (0.073 R)
• M31: 43,050,228 km (0.111 R)
• M32: 46,867,068 km (0.087 R)
• M33: 47,158,485 km (0.11 R)
• M34: 48,782,669 km (0.109 R)
• M35: 49,987,081 km (0.068 R)
• M36: 50,443,804 km (0.084 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 19,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit