🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.61 AU - 0.87 AU

Year: 234 Days

Day: 46.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,258,954 km

• M1: 23,487 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1 AU - 1.04 AU

Year: 378 Days

Day: 47.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,258,954 km

• M1: 92,900 km (0.065 R)
• M2: 724,802 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.98 AU - 1.26 AU

Year: 435 Days

Day: 17.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.19 AU - 1.35 AU

Year: 525 Days

Day: 30.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.57 AU - 1.59 AU

Year: 729 Days

Day: 14.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.2 AU - 2.64 AU

Year: 1382 Days

Day: 41.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 54 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.5

Radius: 12

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.49 AU - 10.69 AU

Year: 9242 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,258,954 km

• M1: 149,897 km (0.118 R)
• M2: 656,884 km (0.032 R)
• M3: 1,177,335 km (0.102 R)
• M4: 3,218,149 km (0.114 R)
• M5: 3,976,311 km (0.117 R)
• M6: 5,087,674 km (0.099 R)
• M7: 6,828,694 km (0.097 R)
• M8: 9,205,804 km (0.052 R)
• M9: 13,735,777 km (0.089 R)
• M10: 14,830,235 km (0.086 R)
• M11: 15,463,034 km (0.08 R)
• M12: 20,875,336 km (0.084 R)
• M13: 24,004,175 km (0.067 R)
• M14: 25,410,395 km (0.099 R)
• M15: 27,057,468 km (0.115 R)
• M16: 32,004,520 km (0.026 R)
• M17: 33,815,252 km (0.098 R)
• M18: 37,060,329 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 13

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.19 AU - 11.03 AU

Year: 10094 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,258,954 km

• M1: 161,715 km (0.113 R)
• M2: 818,300 km (0.093 R)
• M3: 2,885,444 km (0.076 R)
• M4: 3,789,314 km (0.08 R)
• M5: 4,631,101 km (0.035 R)
• M6: 5,932,752 km (0.114 R)
• M7: 8,030,713 km (0.036 R)
• M8: 8,705,998 km (0.075 R)
• M9: 13,091,758 km (0.085 R)
• M10: 18,768,399 km (0.095 R)
• M11: 20,536,048 km (0.107 R)
• M12: 22,104,581 km (0.028 R)
• M13: 23,831,988 km (0.038 R)
• M14: 25,732,479 km (0.105 R)
• M15: 27,112,819 km (0.083 R)
• M16: 30,493,282 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989

Radius: 11.5

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 9.03 AU - 13.45 AU

Year: 13833 Days

Day: 6.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,258,954 km

• M1: 143,016 km (0.115 R)
• M2: 574,905 km (0.088 R)
• M3: 1,142,180 km (0.089 R)
• M4: 2,362,898 km (0.065 R)
• M5: 4,063,377 km (0.086 R)
• M6: 5,186,857 km (0.107 R)
• M7: 5,821,302 km (0.067 R)
• M8: 6,804,459 km (0.049 R)
• M9: 8,087,560 km (0.076 R)
• M10: 10,711,357 km (0.078 R)
• M11: 11,554,790 km (0.071 R)
• M12: 12,183,999 km (0.096 R)
• M13: 13,927,263 km (0.073 R)
• M14: 14,858,659 km (0.117 R)
• M15: 15,452,114 km (0.098 R)
• M16: 18,320,653 km (0.095 R)
• M17: 19,791,499 km (0.087 R)
• M18: 21,715,328 km (0.076 R)
• M19: 23,962,138 km (0.109 R)
• M20: 30,072,912 km (0.075 R)
• M21: 36,208,968 km (0.053 R)
• M22: 37,148,592 km (0.097 R)
• M23: 39,357,255 km (0.097 R)
• M24: 39,922,885 km (0.115 R)
• M25: 43,131,011 km (0.071 R)
• M26: 52,918,302 km (0.052 R)
• M27: 54,477,261 km (0.069 R)
• M28: 65,068,342 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 19,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit