🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.55 AU - 0.57 AU

Year: 157 Days

Day: 31.9 Hours

Environment

Temp: 149 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,834,078 km

• M1: 116,986 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.87 AU - 0.97 AU

Year: 331 Days

Day: 38.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.01 AU - 1.19 AU

Year: 432 Days

Day: 46 Hours

Environment

Temp: -6 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 53,834,078 km

• M1: 12,716 km (0.06 R)
• M2: 83,775 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.19 AU - 1.91 AU

Year: 723 Days

Day: 40.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,834,078 km

• M1: 136,882 km (0.026 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.52 AU - 2.24 AU

Year: 966 Days

Day: 43.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862

Radius: 13.9

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.07 AU - 5.51 AU

Year: 3929 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,834,078 km

• M1: 174,282 km (0.119 R)
• M2: 798,105 km (0.069 R)
• M3: 1,747,004 km (0.072 R)
• M4: 2,320,562 km (0.046 R)
• M5: 2,840,415 km (0.078 R)
• M6: 3,579,877 km (0.091 R)
• M7: 4,233,321 km (0.064 R)
• M8: 4,914,290 km (0.054 R)
• M9: 6,683,883 km (0.106 R)
• M10: 7,678,859 km (0.077 R)
• M11: 8,139,620 km (0.083 R)
• M12: 9,716,083 km (0.037 R)
• M13: 10,383,588 km (0.1 R)
• M14: 11,036,882 km (0.105 R)
• M15: 12,282,284 km (0.114 R)
• M16: 20,015,746 km (0.079 R)
• M17: 20,552,055 km (0.066 R)
• M18: 22,504,905 km (0.046 R)
• M19: 24,962,050 km (0.09 R)
• M20: 25,819,545 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.4

Radius: 10.2

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.95 AU - 6.07 AU

Year: 4847 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,834,078 km

• M1: 129,103 km (0.083 R)
• M2: 664,514 km (0.089 R)
• M3: 1,034,020 km (0.11 R)
• M4: 2,740,184 km (0.1 R)
• M5: 3,514,652 km (0.101 R)
• M6: 6,839,166 km (0.096 R)
• M7: 9,018,059 km (0.051 R)
• M8: 10,678,894 km (0.097 R)
• M9: 12,893,840 km (0.101 R)
• M10: 20,042,524 km (0.081 R)
• M11: 21,034,059 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.7

Radius: 9.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.51 AU - 11.19 AU

Year: 13393 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,834,078 km

• M1: 124,017 km (0.037 R)
• M2: 650,003 km (0.075 R)
• M3: 1,450,351 km (0.053 R)
• M4: 2,033,334 km (0.066 R)
• M5: 2,370,378 km (0.11 R)
• M6: 2,683,187 km (0.092 R)
• M7: 3,090,692 km (0.11 R)
• M8: 3,465,584 km (0.12 R)
• M9: 4,746,292 km (0.095 R)
• M10: 5,312,370 km (0.028 R)
• M11: 6,244,963 km (0.102 R)
• M12: 7,122,504 km (0.063 R)
• M13: 8,841,234 km (0.06 R)
• M14: 9,649,362 km (0.059 R)
• M15: 13,442,117 km (0.103 R)
• M16: 15,837,627 km (0.047 R)
• M17: 17,389,556 km (0.072 R)
• M18: 18,656,350 km (0.099 R)
• M19: 19,117,860 km (0.107 R)
• M20: 23,709,916 km (0.066 R)
• M21: 24,617,078 km (0.093 R)
• M22: 28,377,370 km (0.073 R)
• M23: 29,399,871 km (0.086 R)
• M24: 37,988,135 km (0.118 R)
• M25: 38,729,842 km (0.113 R)
• M26: 39,104,285 km (0.085 R)
• M27: 47,252,432 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.3

Radius: 4.4

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.45 AU - 18.27 AU

Year: 28285 Days

Day: 18 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,834,078 km

• M1: 54,753 km (0.102 R)
• M2: 700,567 km (0.09 R)
• M3: 999,912 km (0.116 R)
• M4: 1,260,811 km (0.044 R)
• M5: 1,656,796 km (0.069 R)
• M6: 2,713,107 km (0.073 R)
• M7: 4,761,999 km (0.099 R)
• M8: 5,255,373 km (0.117 R)
• M9: 7,022,124 km (0.112 R)
• M10: 7,970,874 km (0.065 R)
• M11: 8,197,963 km (0.116 R)
• M12: 8,617,436 km (0.095 R)
• M13: 9,398,337 km (0.038 R)
• M14: 12,261,640 km (0.084 R)
• M15: 19,547,954 km (0.084 R)
• M16: 37,458,559 km (0.112 R)
• M17: 37,967,491 km (0.107 R)
• M18: 52,395,009 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 15,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit