🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.8 AU - 1.22 AU

Year: 357 Days

Day: 15.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,082,715 km

• M1: 83,476 km (0.11 R)
• M2: 598,541 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.96 AU - 3.24 AU

Year: 1473 Days

Day: 19.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.6

Radius: 12.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.55 AU - 11.61 AU

Year: 13850 Days

Day: 12 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,082,715 km

• M1: 159,322 km (0.085 R)
• M2: 653,892 km (0.105 R)
• M3: 1,215,184 km (0.043 R)
• M4: 2,788,355 km (0.12 R)
• M5: 3,377,322 km (0.081 R)
• M6: 4,280,893 km (0.093 R)
• M7: 4,742,253 km (0.095 R)
• M8: 6,213,847 km (0.116 R)
• M9: 7,525,371 km (0.034 R)
• M10: 8,624,467 km (0.061 R)
• M11: 9,516,818 km (0.063 R)
• M12: 11,897,519 km (0.117 R)
• M13: 13,003,346 km (0.057 R)
• M14: 14,719,982 km (0.111 R)
• M15: 17,416,932 km (0.083 R)
• M16: 20,086,656 km (0.117 R)
• M17: 25,026,078 km (0.084 R)
• M18: 26,529,836 km (0.106 R)
• M19: 29,277,799 km (0.108 R)
• M20: 32,327,053 km (0.112 R)
• M21: 33,269,669 km (0.113 R)
• M22: 40,118,409 km (0.067 R)
• M23: 42,175,529 km (0.116 R)
• M24: 44,302,063 km (0.111 R)
• M25: 45,906,351 km (0.062 R)
• M26: 46,648,206 km (0.097 R)
• M27: 47,247,346 km (0.067 R)
• M28: 48,461,333 km (0.098 R)
• M29: 50,320,984 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.8

Radius: 3.6

Gravity: 21.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.87 AU - 21.61 AU

Year: 28512 Days

Day: 19.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,082,715 km

• M1: 46,824 km (0.065 R)
• M2: 193,729 km (0.042 R)
• M3: 1,089,521 km (0.113 R)
• M4: 1,724,115 km (0.086 R)
• M5: 2,161,091 km (0.103 R)
• M6: 2,787,906 km (0.037 R)
• M7: 3,672,329 km (0.09 R)
• M8: 4,389,650 km (0.109 R)
• M9: 4,625,417 km (0.096 R)
• M10: 5,498,021 km (0.084 R)
• M11: 10,324,198 km (0.078 R)
• M12: 12,320,731 km (0.082 R)
• M13: 14,193,846 km (0.119 R)
• M14: 14,413,007 km (0.054 R)
• M15: 14,560,361 km (0.062 R)
• M16: 15,008,556 km (0.115 R)
• M17: 20,747,729 km (0.059 R)
• M18: 21,795,363 km (0.115 R)
• M19: 24,515,351 km (0.093 R)
• M20: 29,655,683 km (0.111 R)
• M21: 30,495,975 km (0.045 R)
• M22: 32,983,937 km (0.097 R)
• M23: 34,803,945 km (0.071 R)
• M24: 35,202,473 km (0.069 R)
• M25: 36,826,957 km (0.117 R)
• M26: 41,849,256 km (0.099 R)
• M27: 42,450,640 km (0.117 R)
• M28: 45,386,648 km (0.11 R)
• M29: 57,739,393 km (0.114 R)
• M30: 59,994,281 km (0.063 R)
• M31: 60,758,726 km (0.098 R)
• M32: 62,502,589 km (0.085 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 19,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit