🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.43 AU - 0.69 AU

Year: 160 Days

Day: 38.4 Hours

Environment

Temp: 139 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,525,185 km

• M1: 261,048 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.56 AU - 0.66 AU

Year: 181 Days

Day: 21 Hours

Environment

Temp: 123 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.85 AU - 1.03 AU

Year: 347 Days

Day: 45.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,525,185 km

• M1: 55,650 km (0.082 R)
• M2: 200,760 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.87 AU - 1.03 AU

Year: 353 Days

Day: 37.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.12 AU - 1.34 AU

Year: 519 Days

Day: 14 Hours

Environment

Temp: -23 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,525,185 km

• M1: 210,933 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.28 AU - 1.42 AU

Year: 597 Days

Day: 19.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.81 AU - 2.33 AU

Year: 1134 Days

Day: 29.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 11.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11.19 AU - 11.69 AU

Year: 14734 Days

Day: 5.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,525,185 km

• M1: 156,928 km (0.089 R)
• M2: 565,480 km (0.097 R)
• M3: 1,348,924 km (0.103 R)
• M4: 1,746,854 km (0.081 R)
• M5: 2,114,716 km (0.11 R)
• M6: 3,271,855 km (0.045 R)
• M7: 3,866,058 km (0.066 R)
• M8: 4,350,605 km (0.116 R)
• M9: 5,832,372 km (0.036 R)
• M10: 6,628,981 km (0.08 R)
• M11: 7,714,313 km (0.093 R)
• M12: 9,407,761 km (0.107 R)
• M13: 11,916,368 km (0.119 R)
• M14: 14,102,442 km (0.07 R)
• M15: 16,839,484 km (0.054 R)
• M16: 19,829,796 km (0.06 R)
• M17: 21,625,868 km (0.069 R)
• M18: 24,376,375 km (0.088 R)
• M19: 24,856,434 km (0.103 R)
• M20: 25,637,784 km (0.078 R)
• M21: 26,234,380 km (0.091 R)
• M22: 28,290,304 km (0.081 R)
• M23: 34,615,451 km (0.072 R)
• M24: 42,650,652 km (0.084 R)
• M25: 52,641,097 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.5

Radius: 3

Gravity: 74.39 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.08 AU - 14.26 AU

Year: 16167 Days

Day: 20.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,525,185 km

• M1: 37,549 km (0.112 R)
• M2: 191,336 km (0.085 R)
• M3: 326,123 km (0.1 R)
• M4: 451,935 km (0.097 R)
• M5: 601,533 km (0.088 R)
• M6: 855,101 km (0.091 R)
• M7: 1,024,147 km (0.086 R)
• M8: 1,256,024 km (0.099 R)
• M9: 1,369,718 km (0.113 R)
• M10: 1,618,051 km (0.105 R)
• M11: 1,969,456 km (0.056 R)
• M12: 2,680,046 km (0.106 R)
• M13: 2,917,906 km (0.052 R)
• M14: 3,832,997 km (0.058 R)
• M15: 5,390,759 km (0.059 R)
• M16: 7,370,687 km (0.061 R)
• M17: 7,932,128 km (0.101 R)
• M18: 8,775,561 km (0.108 R)
• M19: 10,932,912 km (0.109 R)
• M20: 11,172,268 km (0.085 R)
• M21: 12,552,309 km (0.09 R)
• M22: 17,610,063 km (0.094 R)
• M23: 19,470,312 km (0.086 R)
• M24: 20,447,635 km (0.052 R)
• M25: 25,096,688 km (0.114 R)
• M26: 25,513,169 km (0.111 R)
• M27: 27,664,985 km (0.089 R)
• M28: 32,694,615 km (0.069 R)
• M29: 32,818,332 km (0.119 R)
• M30: 32,942,349 km (0.102 R)
• M31: 34,711,493 km (0.102 R)
• M32: 34,969,250 km (0.105 R)
• M33: 41,982,548 km (0.062 R)
• M34: 44,210,659 km (0.064 R)
• M35: 47,144,273 km (0.076 R)
• M36: 48,417,351 km (0.097 R)
• M37: 58,886,808 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 10,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit