🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.67 AU - 0.87 AU

Year: 249 Days

Day: 47.9 Hours

Environment

Temp: 112 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.99 AU - 1.03 AU

Year: 375 Days

Day: 37.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.13 AU - 1.89 AU

Year: 685 Days

Day: 22.1 Hours

Environment

Temp: -32 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.46 AU - 1.86 AU

Year: 789 Days

Day: 13.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.34 AU - 3.44 AU

Year: 2303 Days

Day: 26.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.51 AU - 4.51 AU

Year: 3534 Days

Day: 25.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,665,215 km

• M1: 404,961 km (0.105 R)
• M2: 4,127,555 km (0.105 R)

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.2

Radius: 12.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.4 AU - 6.4 AU

Year: 4630 Days

Day: 12.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 94,665,215 km

• M1: 160,070 km (0.117 R)
• M2: 1,011,132 km (0.078 R)
• M3: 1,453,343 km (0.108 R)
• M4: 1,947,465 km (0.111 R)
• M5: 3,007,964 km (0.098 R)
• M6: 7,632,334 km (0.087 R)
• M7: 9,653,999 km (0.105 R)
• M8: 11,556,286 km (0.033 R)
• M9: 14,052,326 km (0.097 R)
• M10: 14,887,830 km (0.108 R)
• M11: 16,202,796 km (0.06 R)
• M12: 18,937,445 km (0.117 R)
• M13: 19,570,393 km (0.105 R)
• M14: 20,152,030 km (0.076 R)
• M15: 25,304,779 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 10.7

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.12 AU - 14.9 AU

Year: 15356 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,665,215 km

• M1: 135,386 km (0.07 R)
• M2: 668,553 km (0.078 R)
• M3: 1,263,653 km (0.07 R)
• M4: 1,833,172 km (0.086 R)
• M5: 2,479,585 km (0.114 R)
• M6: 2,941,543 km (0.046 R)
• M7: 3,888,946 km (0.029 R)
• M8: 4,818,847 km (0.118 R)
• M9: 9,177,680 km (0.032 R)
• M10: 13,804,293 km (0.11 R)
• M11: 17,715,081 km (0.089 R)
• M12: 32,247,915 km (0.117 R)
• M13: 32,747,722 km (0.069 R)
• M14: 34,537,960 km (0.035 R)
• M15: 38,173,188 km (0.111 R)
• M16: 42,953,139 km (0.084 R)
• M17: 44,476,793 km (0.05 R)
• M18: 51,952,349 km (0.112 R)
• M19: 57,436,906 km (0.107 R)
• M20: 58,912,539 km (0.103 R)
• M21: 68,506,251 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.2

Radius: 4

Gravity: 53.64 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 16.43 AU - 16.63 AU

Year: 24796 Days

Day: 21 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,665,215 km

• M1: 49,816 km (0.074 R)
• M2: 257,608 km (0.085 R)
• M3: 620,083 km (0.106 R)
• M4: 762,201 km (0.102 R)
• M5: 1,057,208 km (0.116 R)
• M6: 1,390,662 km (0.092 R)
• M7: 1,712,746 km (0.096 R)
• M8: 1,850,675 km (0.118 R)
• M9: 2,126,683 km (0.108 R)
• M10: 2,309,941 km (0.077 R)
• M11: 2,454,153 km (0.106 R)
• M12: 2,951,117 km (0.091 R)
• M13: 3,267,816 km (0.094 R)
• M14: 7,109,788 km (0.063 R)
• M15: 11,317,977 km (0.096 R)
• M16: 13,124,520 km (0.083 R)
• M17: 13,740,864 km (0.069 R)
• M18: 14,135,802 km (0.106 R)
• M19: 15,197,947 km (0.047 R)
• M20: 16,488,378 km (0.101 R)
• M21: 18,415,049 km (0.118 R)
• M22: 19,284,811 km (0.032 R)
• M23: 20,794,702 km (0.041 R)
• M24: 25,320,636 km (0.069 R)
• M25: 42,242,848 km (0.112 R)
• M26: 49,406,791 km (0.047 R)
• M27: 52,984,873 km (0.108 R)
• M28: 70,180,400 km (0.061 R)
• M29: 70,413,175 km (0.11 R)
• M30: 73,007,351 km (0.078 R)
• M31: 74,690,926 km (0.114 R)
• M32: 75,176,520 km (0.092 R)
• M33: 76,400,081 km (0.077 R)
• M34: 80,404,667 km (0.108 R)
• M35: 85,869,627 km (0.118 R)
• M36: 86,937,905 km (0.1 R)
• M37: 88,557,003 km (0.064 R)
• M38: 94,381,596 km (0.113 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 15,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit