🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.68 AU

Year: 145 Days

Day: 15.2 Hours

Environment

Temp: 246 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.44 AU - 1.44 AU

Year: 631 Days

Day: 28.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.37 AU - 2.77 AU

Year: 1505 Days

Day: 35.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,001,589 km

• M1: 34,557 km (0.08 R)
• M2: 685,009 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3 AU - 4.16 AU

Year: 2474 Days

Day: 23.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.36 AU - 4.7 AU

Year: 2955 Days

Day: 26.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 13.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.43 AU - 7.45 AU

Year: 5969 Days

Day: 14.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,001,589 km

• M1: 168,148 km (0.045 R)
• M2: 1,020,108 km (0.104 R)
• M3: 1,482,664 km (0.078 R)
• M4: 2,982,084 km (0.108 R)
• M5: 3,869,798 km (0.043 R)
• M6: 6,017,126 km (0.119 R)
• M7: 6,862,054 km (0.084 R)
• M8: 8,073,647 km (0.119 R)
• M9: 13,167,156 km (0.055 R)
• M10: 13,999,070 km (0.08 R)
• M11: 16,526,974 km (0.046 R)
• M12: 16,945,998 km (0.055 R)
• M13: 17,372,053 km (0.064 R)
• M14: 19,477,942 km (0.095 R)
• M15: 23,283,113 km (0.108 R)
• M16: 24,268,215 km (0.112 R)
• M17: 28,317,830 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.7

Radius: 8.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.58 AU - 9.92 AU

Year: 10275 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,001,589 km

• M1: 103,223 km (0.076 R)
• M2: 434,582 km (0.054 R)
• M3: 806,333 km (0.037 R)
• M4: 1,205,460 km (0.118 R)
• M5: 3,220,842 km (0.094 R)
• M6: 4,391,595 km (0.06 R)
• M7: 5,206,006 km (0.084 R)
• M8: 5,696,537 km (0.057 R)
• M9: 6,117,506 km (0.033 R)
• M10: 9,668,810 km (0.064 R)
• M11: 11,089,541 km (0.08 R)
• M12: 14,163,627 km (0.11 R)
• M13: 15,800,826 km (0.106 R)
• M14: 16,244,982 km (0.119 R)
• M15: 16,762,890 km (0.066 R)
• M16: 25,302,385 km (0.055 R)
• M17: 32,133,323 km (0.093 R)
• M18: 34,622,632 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.9

Radius: 5.3

Gravity: 25.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.2 AU - 17.34 AU

Year: 23970 Days

Day: 21.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 87,001,589 km

• M1: 104,120 km (0.073 R)
• M2: 377,286 km (0.109 R)
• M3: 917,933 km (0.118 R)
• M4: 1,109,867 km (0.054 R)
• M5: 2,142,690 km (0.067 R)
• M6: 2,783,119 km (0.118 R)
• M7: 3,761,489 km (0.09 R)
• M8: 4,988,491 km (0.078 R)
• M9: 7,522,080 km (0.054 R)
• M10: 8,040,886 km (0.084 R)
• M11: 9,207,599 km (0.086 R)
• M12: 9,680,329 km (0.034 R)
• M13: 13,984,559 km (0.102 R)
• M14: 14,688,267 km (0.12 R)
• M15: 19,032,440 km (0.113 R)
• M16: 23,285,507 km (0.112 R)
• M17: 24,833,097 km (0.088 R)
• M18: 28,008,761 km (0.092 R)
• M19: 28,999,248 km (0.088 R)
• M20: 29,376,534 km (0.031 R)
• M21: 35,724,570 km (0.073 R)
• M22: 36,888,741 km (0.12 R)
• M23: 40,220,584 km (0.062 R)
• M24: 43,912,660 km (0.068 R)
• M25: 49,059,425 km (0.071 R)
• M26: 50,678,373 km (0.07 R)
• M27: 55,554,964 km (0.088 R)
• M28: 63,020,497 km (0.098 R)
• M29: 73,431,611 km (0.066 R)
• M30: 74,837,980 km (0.085 R)
• M31: 78,432,219 km (0.083 R)
• M32: 82,391,027 km (0.051 R)
• M33: 83,147,843 km (0.036 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 15,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit