🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.54 AU - 0.7 AU

Year: 175 Days

Day: 23.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,599,352 km

• M1: 51,910 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.56 AU - 0.8 AU

Year: 201 Days

Day: 42.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.59 AU - 2.61 AU

Year: 1090 Days

Day: 43.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,599,352 km

• M1: 184,454 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.25 AU - 2.77 AU

Year: 1424 Days

Day: 29.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.16 AU - 5.2 AU

Year: 3626 Days

Day: 16.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176

Radius: 10.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.99 AU - 6.35 AU

Year: 4836 Days

Day: 10.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,599,352 km

• M1: 132,993 km (0.119 R)
• M2: 551,867 km (0.088 R)
• M3: 1,104,631 km (0.092 R)
• M4: 1,471,594 km (0.066 R)
• M5: 1,839,605 km (0.109 R)
• M6: 2,269,549 km (0.08 R)
• M7: 2,602,405 km (0.085 R)
• M8: 2,984,328 km (0.097 R)
• M9: 3,421,004 km (0.096 R)
• M10: 3,938,912 km (0.079 R)
• M11: 4,278,499 km (0.054 R)
• M12: 5,016,765 km (0.087 R)
• M13: 7,441,896 km (0.068 R)
• M14: 8,476,215 km (0.074 R)
• M15: 8,875,193 km (0.026 R)
• M16: 10,409,020 km (0.094 R)
• M17: 11,579,025 km (0.099 R)
• M18: 12,705,198 km (0.117 R)
• M19: 14,086,435 km (0.116 R)
• M20: 15,664,094 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.6

Radius: 11.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.97 AU - 9.23 AU

Year: 8257 Days

Day: 13 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,599,352 km

• M1: 138,079 km (0.118 R)
• M2: 495,767 km (0.11 R)
• M3: 856,897 km (0.043 R)
• M4: 1,255,725 km (0.103 R)
• M5: 1,985,762 km (0.102 R)
• M6: 2,518,779 km (0.093 R)
• M7: 4,021,939 km (0.113 R)
• M8: 4,851,758 km (0.056 R)
• M9: 6,356,862 km (0.086 R)
• M10: 10,029,041 km (0.059 R)
• M11: 11,549,404 km (0.101 R)
• M12: 12,499,949 km (0.08 R)
• M13: 13,274,567 km (0.11 R)
• M14: 17,162,317 km (0.099 R)
• M15: 18,399,192 km (0.113 R)
• M16: 18,824,498 km (0.116 R)
• M17: 19,990,464 km (0.105 R)
• M18: 21,204,002 km (0.074 R)
• M19: 24,537,342 km (0.057 R)
• M20: 27,096,064 km (0.119 R)
• M21: 31,713,552 km (0.102 R)
• M22: 36,718,648 km (0.076 R)
• M23: 37,167,441 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.3

Radius: 3.6

Gravity: 11.67 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 13.34 AU - 19.44 AU

Year: 23765 Days

Day: 19.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,599,352 km

• M1: 44,730 km (0.096 R)
• M2: 189,241 km (0.074 R)
• M3: 316,399 km (0.115 R)
• M4: 502,050 km (0.101 R)
• M5: 1,656,198 km (0.081 R)
• M6: 3,009,760 km (0.084 R)
• M7: 3,222,039 km (0.082 R)
• M8: 3,419,059 km (0.045 R)
• M9: 3,597,978 km (0.08 R)
• M10: 4,587,867 km (0.089 R)
• M11: 5,194,936 km (0.049 R)
• M12: 6,644,988 km (0.055 R)
• M13: 7,335,681 km (0.101 R)
• M14: 8,298,792 km (0.052 R)
• M15: 9,293,917 km (0.119 R)
• M16: 10,155,751 km (0.059 R)
• M17: 10,904,488 km (0.12 R)
• M18: 11,804,319 km (0.116 R)
• M19: 15,481,136 km (0.051 R)
• M20: 15,900,159 km (0.067 R)
• M21: 17,956,382 km (0.049 R)
• M22: 18,968,412 km (0.078 R)
• M23: 20,682,803 km (0.097 R)
• M24: 21,707,549 km (0.073 R)
• M25: 24,793,454 km (0.111 R)
• M26: 26,243,206 km (0.075 R)
• M27: 26,938,687 km (0.074 R)
• M28: 28,056,333 km (0.091 R)
• M29: 36,389,084 km (0.055 R)
• M30: 40,583,658 km (0.12 R)
• M31: 44,948,027 km (0.099 R)
• M32: 47,975,738 km (0.115 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 14,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit