🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.52 AU - 0.66 AU

Year: 135 Days

Day: 27.3 Hours

Environment

Temp: 374 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.58 AU - 0.78 AU

Year: 167 Days

Day: 13.7 Hours

Environment

Temp: 258 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.61 AU - 0.95 AU

Year: 205 Days

Day: 14.8 Hours

Environment

Temp: 302 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,967,869 km

• M1: 125,213 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.83 AU - 1.17 AU

Year: 298 Days

Day: 35.3 Hours

Environment

Temp: 244 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,967,869 km

• M1: 158,723 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.51 AU - 1.53 AU

Year: 559 Days

Day: 20.9 Hours

Environment

Temp: 102 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.04 AU - 3.18 AU

Year: 1257 Days

Day: 20.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.67 AU - 3.93 AU

Year: 1788 Days

Day: 38.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.5

Radius: 14.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10.01 AU - 11.55 AU

Year: 10555 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,967,869 km

• M1: 180,565 km (0.038 R)
• M2: 698,921 km (0.059 R)
• M3: 1,952,851 km (0.09 R)
• M4: 2,741,680 km (0.09 R)
• M5: 4,149,845 km (0.055 R)
• M6: 6,605,045 km (0.083 R)
• M7: 7,179,052 km (0.034 R)
• M8: 9,455,483 km (0.097 R)
• M9: 15,512,850 km (0.1 R)
• M10: 16,143,854 km (0.098 R)
• M11: 16,660,864 km (0.118 R)
• M12: 18,628,376 km (0.053 R)
• M13: 20,974,519 km (0.044 R)
• M14: 22,537,368 km (0.099 R)
• M15: 25,197,667 km (0.063 R)
• M16: 28,809,408 km (0.109 R)
• M17: 29,956,974 km (0.055 R)
• M18: 33,374,088 km (0.098 R)
• M19: 35,718,885 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 22.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.7

Radius: 4.2

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 17.21 AU - 28.13 AU

Year: 32190 Days

Day: 18.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,967,869 km

• M1: 52,509 km (0.069 R)
• M2: 263,292 km (0.044 R)
• M3: 806,033 km (0.095 R)
• M4: 1,832,724 km (0.11 R)
• M5: 2,108,283 km (0.1 R)
• M6: 3,265,871 km (0.118 R)
• M7: 3,823,273 km (0.082 R)
• M8: 4,685,405 km (0.11 R)
• M9: 5,086,477 km (0.116 R)
• M10: 6,124,986 km (0.088 R)
• M11: 7,987,030 km (0.06 R)
• M12: 9,609,120 km (0.108 R)
• M13: 10,992,452 km (0.062 R)
• M14: 13,272,473 km (0.079 R)
• M15: 16,172,577 km (0.092 R)
• M16: 18,830,482 km (0.12 R)
• M17: 23,289,397 km (0.054 R)
• M18: 26,096,601 km (0.068 R)
• M19: 27,581,210 km (0.062 R)
• M20: 29,728,538 km (0.104 R)
• M21: 31,600,905 km (0.059 R)
• M22: 33,816,299 km (0.093 R)
• M23: 34,083,631 km (0.076 R)
• M24: 39,285,598 km (0.046 R)
• M25: 41,231,866 km (0.094 R)
• M26: 42,151,444 km (0.119 R)
• M27: 50,179,315 km (0.104 R)
• M28: 57,252,601 km (0.072 R)
• M29: 58,781,342 km (0.098 R)
• M30: 58,974,323 km (0.06 R)
• M31: 63,937,083 km (0.081 R)
• M32: 69,817,775 km (0.091 R)
• M33: 71,342,177 km (0.078 R)

Kuiper Belt

Range: 36.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 19,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit