🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.43 AU - 0.63 AU

Year: 134 Days

Day: 33.3 Hours

Environment

Temp: 234 °C

Axial Tilt: 113 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,641,184 km

• M1: 195,524 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.68 AU

Year: 142 Days

Day: 41.9 Hours

Environment

Temp: 233 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.49 AU - 0.75 AU

Year: 170 Days

Day: 21 Hours

Environment

Temp: 209 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.01 AU - 2.05 AU

Year: 1007 Days

Day: 28.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,641,184 km

• M1: 300,093 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.79 AU - 3.03 AU

Year: 1729 Days

Day: 17.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,641,184 km

• M1: 799,002 km (0.045 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.63 AU - 5.01 AU

Year: 3685 Days

Day: 40.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.4

Radius: 10.3

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.96 AU - 9.92 AU

Year: 8539 Days

Day: 10.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,641,184 km

• M1: 130,599 km (0.101 R)
• M2: 458,667 km (0.091 R)
• M3: 788,530 km (0.05 R)
• M4: 1,491,940 km (0.116 R)
• M5: 2,123,841 km (0.028 R)
• M6: 2,467,617 km (0.096 R)
• M7: 2,906,387 km (0.065 R)
• M8: 3,248,219 km (0.101 R)
• M9: 3,594,538 km (0.063 R)
• M10: 4,336,842 km (0.11 R)
• M11: 5,063,738 km (0.078 R)
• M12: 5,653,154 km (0.049 R)
• M13: 6,222,075 km (0.09 R)
• M14: 7,004,172 km (0.108 R)
• M15: 7,585,958 km (0.107 R)
• M16: 8,358,183 km (0.047 R)
• M17: 8,722,453 km (0.087 R)
• M18: 9,182,018 km (0.107 R)
• M19: 11,184,086 km (0.045 R)
• M20: 14,132,660 km (0.103 R)
• M21: 16,093,739 km (0.09 R)
• M22: 17,695,633 km (0.097 R)
• M23: 18,913,060 km (0.072 R)
• M24: 19,542,269 km (0.1 R)
• M25: 25,593,802 km (0.068 R)
• M26: 27,591,981 km (0.115 R)
• M27: 28,220,142 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533

Radius: 12

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 10.77 AU - 11.89 AU

Year: 13281 Days

Day: 14.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,641,184 km

• M1: 149,299 km (0.054 R)
• M2: 567,874 km (0.062 R)
• M3: 989,291 km (0.114 R)
• M4: 1,731,745 km (0.07 R)
• M5: 2,237,087 km (0.088 R)
• M6: 3,422,949 km (0.098 R)
• M7: 4,227,037 km (0.076 R)
• M8: 6,514,239 km (0.089 R)
• M9: 8,057,491 km (0.095 R)
• M10: 10,621,000 km (0.061 R)
• M11: 12,325,369 km (0.103 R)
• M12: 13,814,765 km (0.103 R)
• M13: 16,778,149 km (0.11 R)
• M14: 18,921,288 km (0.055 R)
• M15: 19,403,293 km (0.049 R)
• M16: 24,684,546 km (0.06 R)
• M17: 27,346,341 km (0.115 R)
• M18: 28,274,596 km (0.104 R)
• M19: 31,521,019 km (0.1 R)
• M20: 32,771,209 km (0.107 R)
• M21: 38,873,306 km (0.101 R)
• M22: 39,783,908 km (0.077 R)
• M23: 43,708,459 km (0.077 R)
• M24: 45,405,497 km (0.091 R)
• M25: 46,270,173 km (0.117 R)
• M26: 50,297,946 km (0.104 R)
• M27: 52,475,791 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.8

Radius: 3.2

Gravity: 23.52 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 19.24 AU - 22.14 AU

Year: 32774 Days

Day: 22.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,641,184 km

• M1: 44,580 km (0.061 R)
• M2: 1,233,584 km (0.043 R)
• M3: 2,971,911 km (0.095 R)
• M4: 3,578,680 km (0.097 R)
• M5: 4,672,540 km (0.092 R)
• M6: 5,032,323 km (0.091 R)
• M7: 7,206,877 km (0.104 R)
• M8: 8,978,715 km (0.053 R)
• M9: 13,782,901 km (0.079 R)
• M10: 14,222,270 km (0.113 R)
• M11: 23,290,444 km (0.049 R)
• M12: 26,180,375 km (0.09 R)
• M13: 37,807,571 km (0.119 R)
• M14: 43,005,049 km (0.108 R)
• M15: 51,225,901 km (0.111 R)
• M16: 54,787,527 km (0.055 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 17,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit