🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.61 AU - 0.99 AU

Year: 260 Days

Day: 26.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.85 AU - 0.87 AU

Year: 290 Days

Day: 44.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,759,821 km

• M1: 62,981 km (0.107 R)
• M2: 311,612 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.91 AU - 1.17 AU

Year: 385 Days

Day: 24.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,759,821 km

• M1: 39,793 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.9 AU - 1.5 AU

Year: 478 Days

Day: 45.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.86 AU - 4.14 AU

Year: 2380 Days

Day: 31.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.46 AU - 3.98 AU

Year: 2608 Days

Day: 41.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,759,821 km

• M1: 334,052 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 10.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.66 AU - 7.66 AU

Year: 6247 Days

Day: 11.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,759,821 km

• M1: 174,132 km (0.041 R)
• M2: 1,631,066 km (0.117 R)
• M3: 6,921,145 km (0.091 R)
• M4: 7,373,380 km (0.107 R)
• M5: 7,845,212 km (0.103 R)
• M6: 10,556,224 km (0.1 R)
• M7: 11,069,345 km (0.077 R)
• M8: 12,007,323 km (0.109 R)
• M9: 14,041,107 km (0.079 R)
• M10: 15,086,197 km (0.11 R)
• M11: 16,464,592 km (0.04 R)
• M12: 17,448,796 km (0.099 R)
• M13: 19,534,041 km (0.108 R)
• M14: 20,968,834 km (0.09 R)
• M15: 22,965,816 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.6

Radius: 6.3

Gravity: 23.75 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 13.18 AU - 14.3 AU

Year: 18510 Days

Day: 22.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,759,821 km

• M1: 78,838 km (0.098 R)
• M2: 308,321 km (0.077 R)
• M3: 562,488 km (0.119 R)
• M4: 968,796 km (0.109 R)
• M5: 1,394,103 km (0.114 R)
• M6: 2,334,176 km (0.093 R)
• M7: 3,151,578 km (0.084 R)
• M8: 3,824,619 km (0.075 R)
• M9: 4,047,520 km (0.088 R)
• M10: 6,155,803 km (0.09 R)
• M11: 8,468,287 km (0.066 R)
• M12: 9,583,090 km (0.061 R)
• M13: 9,876,451 km (0.112 R)
• M14: 11,897,818 km (0.059 R)
• M15: 18,214,588 km (0.114 R)
• M16: 20,444,344 km (0.097 R)
• M17: 28,817,187 km (0.07 R)
• M18: 30,173,741 km (0.086 R)
• M19: 34,361,434 km (0.077 R)
• M20: 50,973,380 km (0.119 R)
• M21: 55,735,978 km (0.056 R)
• M22: 76,116,145 km (0.118 R)
• M23: 78,226,073 km (0.103 R)
• M24: 78,462,886 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.9

Radius: 5.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.71 AU - 18.35 AU

Year: 24425 Days

Day: 16 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,759,821 km

• M1: 66,122 km (0.098 R)
• M2: 246,088 km (0.054 R)
• M3: 593,305 km (0.042 R)
• M4: 1,005,896 km (0.112 R)
• M5: 1,336,956 km (0.089 R)
• M6: 1,521,560 km (0.093 R)
• M7: 2,673,464 km (0.064 R)
• M8: 2,839,517 km (0.07 R)
• M9: 3,331,844 km (0.104 R)
• M10: 5,150,954 km (0.118 R)
• M11: 8,617,436 km (0.117 R)
• M12: 10,184,623 km (0.116 R)
• M13: 12,100,523 km (0.05 R)
• M14: 12,906,407 km (0.116 R)
• M15: 13,808,931 km (0.092 R)
• M16: 14,056,515 km (0.092 R)
• M17: 20,683,850 km (0.04 R)
• M18: 23,199,039 km (0.045 R)
• M19: 24,984,490 km (0.119 R)
• M20: 38,995,827 km (0.087 R)
• M21: 42,287,578 km (0.114 R)
• M22: 44,268,404 km (0.116 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 13,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit