🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.42 AU - 0.7 AU

Year: 156 Days

Day: 14.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.51 AU - 0.63 AU

Year: 160 Days

Day: 17.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,061,375 km

• M1: 125,064 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.94 AU - 1 AU

Year: 356 Days

Day: 34.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.12 AU - 1.14 AU

Year: 448 Days

Day: 47.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.71 AU - 3.39 AU

Year: 1986 Days

Day: 26.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,061,375 km

• M1: 562,638 km (0.086 R)

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.77 AU - 4.23 AU

Year: 2982 Days

Day: 30.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,061,375 km

• M1: 1,355,506 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.42 AU - 4.52 AU

Year: 3523 Days

Day: 32.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,061,375 km

• M1: 4,057,992 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.5

Radius: 13.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.72 AU - 5.32 AU

Year: 3582 Days

Day: 6.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,061,375 km

• M1: 166,652 km (0.084 R)
• M2: 712,684 km (0.096 R)
• M3: 2,015,831 km (0.115 R)
• M4: 3,407,092 km (0.11 R)
• M5: 4,242,446 km (0.088 R)
• M6: 5,261,058 km (0.101 R)
• M7: 5,760,565 km (0.106 R)
• M8: 6,466,069 km (0.065 R)
• M9: 7,197,004 km (0.118 R)
• M10: 8,572,556 km (0.069 R)
• M11: 9,724,161 km (0.045 R)
• M12: 10,684,430 km (0.086 R)
• M13: 12,516,255 km (0.08 R)
• M14: 15,484,576 km (0.065 R)
• M15: 16,075,787 km (0.115 R)
• M16: 16,681,958 km (0.11 R)
• M17: 17,303,238 km (0.082 R)
• M18: 20,007,668 km (0.073 R)
• M19: 21,427,352 km (0.063 R)
• M20: 23,752,252 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.1

Radius: 6.1

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 11.01 AU - 14.13 AU

Year: 16613 Days

Day: 16.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,061,375 km

• M1: 161,715 km (0.097 R)
• M2: 360,680 km (0.059 R)
• M3: 652,097 km (0.075 R)
• M4: 857,645 km (0.09 R)
• M5: 1,281,755 km (0.108 R)
• M6: 1,770,042 km (0.091 R)
• M7: 3,333,639 km (0.112 R)
• M8: 3,542,029 km (0.114 R)
• M9: 3,786,920 km (0.118 R)
• M10: 4,310,812 km (0.116 R)
• M11: 4,783,242 km (0.077 R)
• M12: 7,767,720 km (0.098 R)
• M13: 7,996,156 km (0.086 R)
• M14: 8,371,048 km (0.117 R)
• M15: 9,935,243 km (0.087 R)
• M16: 14,097,056 km (0.096 R)
• M17: 14,783,112 km (0.081 R)
• M18: 17,360,085 km (0.072 R)
• M19: 18,308,386 km (0.111 R)
• M20: 18,877,307 km (0.065 R)
• M21: 19,710,267 km (0.107 R)
• M22: 23,764,071 km (0.076 R)
• M23: 25,934,137 km (0.115 R)
• M24: 26,858,802 km (0.118 R)
• M25: 27,805,158 km (0.096 R)
• M26: 32,164,290 km (0.074 R)
• M27: 32,635,673 km (0.077 R)
• M28: 36,573,239 km (0.114 R)
• M29: 38,128,009 km (0.111 R)
• M30: 39,861,400 km (0.056 R)
• M31: 40,678,952 km (0.082 R)
• M32: 41,230,071 km (0.107 R)
• M33: 41,926,000 km (0.118 R)
• M34: 44,496,241 km (0.084 R)
• M35: 46,867,517 km (0.119 R)
• M36: 47,931,008 km (0.113 R)
• M37: 48,237,684 km (0.11 R)
• M38: 54,151,736 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit