🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.75 AU - 0.91 AU

Year: 272 Days

Day: 26.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.75 AU - 1.21 AU

Year: 349 Days

Day: 14.8 Hours

Environment

Temp: 140 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,995,306 km

• M1: 15,558 km (0.118 R)
• M2: 314,156 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.94 AU - 1.12 AU

Year: 376 Days

Day: 34.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.22 AU - 1.52 AU

Year: 577 Days

Day: 37.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 50 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.61 AU - 1.97 AU

Year: 862 Days

Day: 34.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 12.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.14 AU - 10.52 AU

Year: 10256 Days

Day: 14.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,995,306 km

• M1: 155,432 km (0.091 R)
• M2: 571,015 km (0.076 R)
• M3: 1,319,902 km (0.098 R)
• M4: 2,102,149 km (0.092 R)
• M5: 2,740,184 km (0.116 R)
• M6: 3,780,787 km (0.101 R)
• M7: 4,377,832 km (0.102 R)
• M8: 5,227,997 km (0.091 R)
• M9: 6,006,355 km (0.086 R)
• M10: 6,977,544 km (0.093 R)
• M11: 7,418,858 km (0.084 R)
• M12: 7,836,236 km (0.069 R)
• M13: 8,809,968 km (0.037 R)
• M14: 10,523,163 km (0.056 R)
• M15: 11,486,274 km (0.085 R)
• M16: 13,342,185 km (0.103 R)
• M17: 15,123,597 km (0.111 R)
• M18: 16,349,551 km (0.037 R)
• M19: 17,640,731 km (0.048 R)
• M20: 23,312,734 km (0.069 R)
• M21: 31,376,807 km (0.11 R)
• M22: 34,392,700 km (0.046 R)
• M23: 36,149,129 km (0.12 R)
• M24: 37,474,566 km (0.114 R)
• M25: 40,736,099 km (0.111 R)
• M26: 45,004,425 km (0.061 R)
• M27: 45,419,260 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306

Radius: 10.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.5 AU - 13.58 AU

Year: 15982 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,995,306 km

• M1: 129,701 km (0.057 R)
• M2: 553,512 km (0.1 R)
• M3: 1,766,302 km (0.078 R)
• M4: 2,163,036 km (0.116 R)
• M5: 3,674,273 km (0.11 R)
• M6: 4,651,447 km (0.117 R)
• M7: 5,585,386 km (0.052 R)
• M8: 6,525,010 km (0.108 R)
• M9: 6,873,873 km (0.109 R)
• M10: 10,441,782 km (0.064 R)
• M11: 11,247,067 km (0.112 R)
• M12: 13,225,349 km (0.111 R)
• M13: 14,491,845 km (0.117 R)
• M14: 16,540,737 km (0.11 R)
• M15: 17,934,242 km (0.034 R)
• M16: 21,715,029 km (0.119 R)
• M17: 22,670,959 km (0.077 R)
• M18: 23,654,864 km (0.099 R)
• M19: 24,019,584 km (0.061 R)
• M20: 29,213,622 km (0.064 R)
• M21: 33,482,247 km (0.066 R)
• M22: 38,274,316 km (0.073 R)
• M23: 38,777,414 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.6

Radius: 5.6

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 18.67 AU - 19.87 AU

Year: 30443 Days

Day: 21.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,995,306 km

• M1: 70,909 km (0.115 R)
• M2: 321,486 km (0.081 R)
• M3: 669,750 km (0.053 R)
• M4: 862,731 km (0.078 R)
• M5: 1,395,748 km (0.062 R)
• M6: 2,084,497 km (0.036 R)
• M7: 2,343,151 km (0.052 R)
• M8: 3,908,544 km (0.065 R)
• M9: 4,371,399 km (0.068 R)
• M10: 6,108,231 km (0.059 R)
• M11: 6,370,027 km (0.042 R)
• M12: 7,057,579 km (0.083 R)
• M13: 7,493,208 km (0.095 R)
• M14: 9,648,913 km (0.061 R)
• M15: 11,317,677 km (0.071 R)
• M16: 15,214,851 km (0.115 R)
• M17: 16,605,663 km (0.08 R)
• M18: 17,030,371 km (0.079 R)
• M19: 18,079,202 km (0.026 R)
• M20: 18,893,613 km (0.045 R)
• M21: 33,802,088 km (0.064 R)
• M22: 36,727,773 km (0.104 R)
• M23: 37,159,064 km (0.093 R)
• M24: 38,917,886 km (0.083 R)
• M25: 39,366,081 km (0.035 R)
• M26: 45,180,951 km (0.12 R)
• M27: 48,896,214 km (0.105 R)
• M28: 49,943,698 km (0.116 R)
• M29: 61,254,195 km (0.03 R)
• M30: 63,291,269 km (0.104 R)
• M31: 66,006,320 km (0.05 R)
• M32: 68,363,534 km (0.094 R)
• M33: 69,453,355 km (0.066 R)
• M34: 71,444,054 km (0.094 R)
• M35: 74,615,678 km (0.043 R)
• M36: 76,937,886 km (0.111 R)
• M37: 79,547,321 km (0.115 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 12,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit