🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.51 AU - 0.57 AU

Year: 141 Days

Day: 46.7 Hours

Environment

Temp: 219 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.55 AU - 0.63 AU

Year: 162 Days

Day: 18.9 Hours

Environment

Temp: 207 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,245,906 km

• M1: 175,478 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.92 AU - 1.48 AU

Year: 469 Days

Day: 40.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,245,906 km

• M1: 49,068 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.36 AU - 1.8 AU

Year: 708 Days

Day: 25.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.25 AU - 2.79 AU

Year: 1426 Days

Day: 37.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.63 AU - 3.19 AU

Year: 1769 Days

Day: 27.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.1

Radius: 12.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.64 AU - 6.12 AU

Year: 4448 Days

Day: 12.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,245,906 km

• M1: 157,975 km (0.104 R)
• M2: 628,760 km (0.079 R)
• M3: 1,072,318 km (0.074 R)
• M4: 1,597,556 km (0.103 R)
• M5: 2,597,617 km (0.077 R)
• M6: 3,322,419 km (0.099 R)
• M7: 5,218,722 km (0.111 R)
• M8: 5,708,206 km (0.058 R)
• M9: 6,107,333 km (0.079 R)
• M10: 7,282,125 km (0.092 R)
• M11: 8,272,912 km (0.11 R)
• M12: 12,398,372 km (0.072 R)
• M13: 12,990,630 km (0.101 R)
• M14: 13,851,267 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.4

Radius: 13

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 9.65 AU - 9.65 AU

Year: 10685 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,245,906 km

• M1: 163,211 km (0.109 R)
• M2: 736,022 km (0.1 R)
• M3: 1,438,832 km (0.095 R)
• M4: 1,982,321 km (0.03 R)
• M5: 2,387,432 km (0.046 R)
• M6: 3,640,913 km (0.112 R)
• M7: 5,978,978 km (0.084 R)
• M8: 13,951,049 km (0.053 R)
• M9: 17,520,454 km (0.077 R)
• M10: 19,835,481 km (0.097 R)
• M11: 20,485,783 km (0.093 R)
• M12: 21,150,297 km (0.118 R)
• M13: 23,589,939 km (0.051 R)
• M14: 24,320,126 km (0.046 R)
• M15: 24,877,528 km (0.052 R)
• M16: 26,896,201 km (0.058 R)
• M17: 29,125,808 km (0.087 R)
• M18: 30,285,640 km (0.075 R)
• M19: 31,475,990 km (0.04 R)
• M20: 31,916,556 km (0.041 R)
• M21: 33,950,040 km (0.097 R)
• M22: 35,116,305 km (0.041 R)
• M23: 41,483,938 km (0.041 R)
• M24: 42,013,664 km (0.062 R)
• M25: 43,630,069 km (0.045 R)
• M26: 46,557,999 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.6

Radius: 3.1

Gravity: 33.67 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 16.27 AU - 20.95 AU

Year: 28616 Days

Day: 24.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,245,906 km

• M1: 50,414 km (0.086 R)
• M2: 313,258 km (0.117 R)
• M3: 977,622 km (0.066 R)
• M4: 1,185,713 km (0.092 R)
• M5: 1,872,816 km (0.078 R)
• M6: 2,069,088 km (0.102 R)
• M7: 2,891,428 km (0.117 R)
• M8: 3,208,126 km (0.084 R)
• M9: 3,374,928 km (0.099 R)
• M10: 4,673,587 km (0.049 R)
• M11: 5,610,519 km (0.109 R)
• M12: 6,144,134 km (0.086 R)
• M13: 10,797,376 km (0.102 R)
• M14: 11,684,790 km (0.111 R)
• M15: 12,013,008 km (0.111 R)
• M16: 12,619,478 km (0.119 R)
• M17: 13,531,277 km (0.082 R)
• M18: 13,820,300 km (0.115 R)
• M19: 14,712,352 km (0.036 R)
• M20: 18,136,647 km (0.095 R)
• M21: 19,204,327 km (0.095 R)
• M22: 28,698,407 km (0.101 R)
• M23: 37,118,672 km (0.096 R)
• M24: 43,352,715 km (0.12 R)
• M25: 51,640,437 km (0.05 R)
• M26: 53,956,062 km (0.117 R)
• M27: 62,504,534 km (0.109 R)
• M28: 68,254,627 km (0.11 R)
• M29: 71,039,990 km (0.064 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 15,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit