🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.81 AU - 1.25 AU

Year: 386 Days

Day: 13.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.83 AU - 1.39 AU

Year: 431 Days

Day: 32.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.12 AU - 2.64 AU

Year: 1355 Days

Day: 12.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.34 AU - 4.72 AU

Year: 2985 Days

Day: 35.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.2

Radius: 14.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.12 AU - 6.14 AU

Year: 4929 Days

Day: 14.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 36,622,883 km

• M1: 176,525 km (0.036 R)
• M2: 1,326,784 km (0.106 R)
• M3: 3,154,421 km (0.111 R)
• M4: 3,651,534 km (0.086 R)
• M5: 4,955,878 km (0.109 R)
• M6: 8,413,384 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.8

Radius: 14.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.88 AU - 6.46 AU

Year: 5655 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,622,883 km

• M1: 181,761 km (0.059 R)
• M2: 759,209 km (0.118 R)
• M3: 1,507,947 km (0.07 R)
• M4: 2,306,949 km (0.1 R)
• M5: 4,132,342 km (0.115 R)
• M6: 5,706,860 km (0.06 R)
• M7: 6,361,201 km (0.116 R)
• M8: 7,002,078 km (0.098 R)
• M9: 7,685,890 km (0.049 R)
• M10: 8,271,715 km (0.09 R)
• M11: 8,924,411 km (0.08 R)
• M12: 9,455,633 km (0.032 R)
• M13: 12,623,966 km (0.107 R)
• M14: 13,392,301 km (0.062 R)
• M15: 15,996,351 km (0.102 R)
• M16: 16,611,647 km (0.092 R)
• M17: 17,300,994 km (0.117 R)
• M18: 18,249,594 km (0.119 R)
• M19: 19,737,345 km (0.066 R)
• M20: 22,050,128 km (0.041 R)
• M21: 23,307,348 km (0.088 R)
• M22: 24,171,874 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.6

Radius: 12

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.66 AU - 7.18 AU

Year: 6002 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,622,883 km

• M1: 149,448 km (0.095 R)
• M2: 758,910 km (0.066 R)
• M3: 1,265,748 km (0.118 R)
• M4: 1,682,228 km (0.087 R)
• M5: 3,128,391 km (0.045 R)
• M6: 3,929,188 km (0.066 R)
• M7: 5,337,502 km (0.083 R)
• M8: 5,782,855 km (0.094 R)
• M9: 6,253,041 km (0.033 R)
• M10: 7,669,733 km (0.112 R)
• M11: 8,672,937 km (0.1 R)
• M12: 9,122,927 km (0.107 R)
• M13: 11,957,807 km (0.098 R)
• M14: 15,453,011 km (0.041 R)
• M15: 16,671,935 km (0.119 R)
• M16: 18,686,270 km (0.037 R)
• M17: 19,787,310 km (0.05 R)
• M18: 23,585,750 km (0.115 R)
• M19: 28,826,612 km (0.1 R)
• M20: 31,143,135 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.6

Radius: 14.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.31 AU - 9.67 AU

Year: 10786 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,622,883 km

• M1: 185,352 km (0.116 R)
• M2: 721,211 km (0.112 R)
• M3: 2,482,427 km (0.047 R)
• M4: 5,047,283 km (0.099 R)
• M5: 6,380,798 km (0.084 R)
• M6: 8,660,969 km (0.12 R)
• M7: 10,238,179 km (0.109 R)
• M8: 11,095,375 km (0.115 R)
• M9: 11,592,040 km (0.107 R)
• M10: 12,629,950 km (0.094 R)
• M11: 14,243,961 km (0.106 R)
• M12: 14,890,972 km (0.12 R)
• M13: 15,618,915 km (0.117 R)
• M14: 18,150,410 km (0.098 R)
• M15: 21,628,112 km (0.102 R)
• M16: 25,016,504 km (0.104 R)
• M17: 25,699,867 km (0.054 R)
• M18: 27,014,832 km (0.069 R)
• M19: 31,623,643 km (0.073 R)
• M20: 35,863,098 km (0.03 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 13,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit