🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.73 AU - 1.05 AU

Year: 299 Days

Day: 12.9 Hours

Environment

Temp: 121 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.82 AU - 1.14 AU

Year: 346 Days

Day: 29.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,684,259 km

• M1: 398,529 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.85 AU - 1.31 AU

Year: 400 Days

Day: 21.9 Hours

Environment

Temp: 43 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,684,259 km

• M1: 294,259 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.52 AU - 1.88 AU

Year: 790 Days

Day: 15.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.97 AU - 2.75 AU

Year: 1292 Days

Day: 24.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,684,259 km

• M1: 820,694 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.91 AU - 2.99 AU

Year: 1367 Days

Day: 37.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,684,259 km

• M1: 298,448 km (0.083 R)
• M2: 726,148 km (0.069 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.04 AU - 3.66 AU

Year: 2186 Days

Day: 26.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,684,259 km

• M1: 206,894 km (0.11 R)
• M2: 222,302 km (0.115 R)

Asteroid Belt

Center: 7.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614

Radius: 12.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.17 AU - 12.67 AU

Year: 15602 Days

Day: 15 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,684,259 km

• M1: 159,621 km (0.068 R)
• M2: 2,247,558 km (0.058 R)
• M3: 2,955,755 km (0.072 R)
• M4: 6,037,770 km (0.105 R)
• M5: 6,761,973 km (0.093 R)
• M6: 8,191,830 km (0.109 R)
• M7: 8,827,022 km (0.108 R)
• M8: 9,976,832 km (0.114 R)
• M9: 11,642,005 km (0.119 R)
• M10: 12,194,620 km (0.09 R)
• M11: 15,008,706 km (0.081 R)
• M12: 17,986,002 km (0.081 R)
• M13: 18,394,255 km (0.083 R)
• M14: 29,812,612 km (0.053 R)
• M15: 38,645,468 km (0.067 R)
• M16: 50,683,759 km (0.111 R)
• M17: 56,754,291 km (0.066 R)
• M18: 59,601,437 km (0.101 R)
• M19: 60,693,203 km (0.027 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.1

Radius: 5.4

Gravity: 29.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.62 AU - 21.58 AU

Year: 29754 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 106,684,259 km

• M1: 110,403 km (0.119 R)
• M2: 285,582 km (0.065 R)
• M3: 709,842 km (0.113 R)
• M4: 1,468,602 km (0.083 R)
• M5: 2,236,488 km (0.04 R)
• M6: 2,407,628 km (0.108 R)
• M7: 2,587,594 km (0.11 R)
• M8: 3,336,481 km (0.113 R)
• M9: 4,369,604 km (0.11 R)
• M10: 5,083,036 km (0.119 R)
• M11: 5,963,719 km (0.098 R)
• M12: 6,489,406 km (0.03 R)
• M13: 11,065,904 km (0.12 R)
• M14: 12,533,908 km (0.066 R)
• M15: 14,630,073 km (0.078 R)
• M16: 15,583,311 km (0.079 R)
• M17: 18,392,460 km (0.067 R)
• M18: 19,296,779 km (0.105 R)
• M19: 21,412,093 km (0.101 R)
• M20: 23,911,873 km (0.081 R)
• M21: 29,346,913 km (0.119 R)
• M22: 31,139,096 km (0.063 R)
• M23: 33,002,786 km (0.095 R)
• M24: 35,244,361 km (0.078 R)
• M25: 36,324,308 km (0.074 R)
• M26: 40,864,902 km (0.092 R)
• M27: 50,274,309 km (0.109 R)
• M28: 66,006,620 km (0.111 R)
• M29: 75,228,880 km (0.049 R)
• M30: 76,502,855 km (0.05 R)
• M31: 77,532,238 km (0.06 R)
• M32: 82,010,450 km (0.116 R)
• M33: 88,057,645 km (0.048 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit