🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.42 AU - 0.64 AU

Year: 148 Days

Day: 47.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,321,275 km

• M1: 68,217 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.73 AU - 0.75 AU

Year: 244 Days

Day: 30.3 Hours

Environment

Temp: 89 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.78 AU - 0.88 AU

Year: 290 Days

Day: 46.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.81 AU - 1.07 AU

Year: 349 Days

Day: 27.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.08 AU - 1.26 AU

Year: 485 Days

Day: 15.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,321,275 km

• M1: 184,155 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.02 AU - 2.38 AU

Year: 1249 Days

Day: 36.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 11.8

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.69 AU - 9.21 AU

Year: 9405 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,321,275 km

• M1: 148,551 km (0.095 R)
• M2: 601,533 km (0.065 R)
• M3: 1,263,803 km (0.094 R)
• M4: 1,825,244 km (0.084 R)
• M5: 2,282,415 km (0.118 R)
• M6: 2,923,442 km (0.064 R)
• M7: 3,529,762 km (0.093 R)
• M8: 4,190,536 km (0.111 R)
• M9: 4,595,647 km (0.118 R)
• M10: 4,995,223 km (0.113 R)
• M11: 5,689,955 km (0.117 R)
• M12: 8,434,178 km (0.049 R)
• M13: 8,941,315 km (0.116 R)
• M14: 10,017,073 km (0.116 R)
• M15: 12,840,733 km (0.076 R)
• M16: 14,597,910 km (0.108 R)
• M17: 15,262,723 km (0.107 R)
• M18: 16,017,294 km (0.107 R)
• M19: 17,086,022 km (0.102 R)
• M20: 19,764,123 km (0.045 R)
• M21: 25,269,624 km (0.085 R)
• M22: 26,423,023 km (0.064 R)
• M23: 29,775,811 km (0.103 R)
• M24: 30,414,444 km (0.087 R)
• M25: 32,947,734 km (0.113 R)
• M26: 37,683,255 km (0.116 R)
• M27: 39,314,919 km (0.108 R)
• M28: 40,732,059 km (0.105 R)
• M29: 42,183,009 km (0.107 R)
• M30: 44,631,178 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.9

Radius: 8

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.47 AU - 12.93 AU

Year: 16316 Days

Day: 18.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,321,275 km

• M1: 99,483 km (0.074 R)
• M2: 390,600 km (0.07 R)
• M3: 875,447 km (0.117 R)
• M4: 1,512,734 km (0.115 R)
• M5: 2,160,792 km (0.119 R)
• M6: 3,314,790 km (0.103 R)
• M7: 4,148,648 km (0.104 R)
• M8: 4,466,544 km (0.106 R)
• M9: 6,063,202 km (0.1 R)
• M10: 6,348,335 km (0.115 R)
• M11: 7,815,890 km (0.11 R)
• M12: 9,334,907 km (0.096 R)
• M13: 11,653,525 km (0.031 R)
• M14: 12,352,895 km (0.12 R)
• M15: 12,879,030 km (0.112 R)
• M16: 13,488,492 km (0.084 R)
• M17: 15,133,470 km (0.075 R)
• M18: 15,812,196 km (0.095 R)
• M19: 16,748,529 km (0.058 R)
• M20: 18,221,619 km (0.096 R)
• M21: 19,778,933 km (0.082 R)
• M22: 22,763,560 km (0.104 R)
• M23: 29,841,783 km (0.096 R)
• M24: 31,754,990 km (0.078 R)
• M25: 35,559,863 km (0.086 R)
• M26: 37,028,016 km (0.118 R)
• M27: 43,155,246 km (0.1 R)
• M28: 43,455,638 km (0.105 R)
• M29: 47,969,604 km (0.071 R)
• M30: 55,754,827 km (0.111 R)
• M31: 56,289,939 km (0.082 R)
• M32: 58,648,648 km (0.119 R)
• M33: 60,132,360 km (0.093 R)
• M34: 60,695,147 km (0.075 R)
• M35: 61,640,905 km (0.116 R)
• M36: 65,127,283 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit