🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.43 AU - 0.71 AU

Year: 165 Days

Day: 44.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.94 AU - 0.98 AU

Year: 360 Days

Day: 28.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,223,684 km

• M1: 15,857 km (0.116 R)

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.4

Radius: 8.8

Gravity: 12.12 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.23 AU - 4.77 AU

Year: 3655 Days

Day: 9.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,223,684 km

• M1: 111,301 km (0.071 R)
• M2: 410,048 km (0.105 R)
• M3: 704,456 km (0.102 R)
• M4: 1,261,559 km (0.108 R)
• M5: 1,923,380 km (0.082 R)
• M6: 2,340,459 km (0.081 R)
• M7: 3,106,998 km (0.06 R)
• M8: 3,683,698 km (0.071 R)
• M9: 4,793,265 km (0.06 R)
• M10: 5,425,316 km (0.079 R)
• M11: 5,818,908 km (0.091 R)
• M12: 6,506,909 km (0.115 R)
• M13: 7,518,639 km (0.109 R)
• M14: 8,594,398 km (0.1 R)
• M15: 8,897,932 km (0.095 R)
• M16: 11,589,945 km (0.098 R)
• M17: 12,483,494 km (0.089 R)
• M18: 13,021,447 km (0.07 R)
• M19: 14,091,222 km (0.077 R)
• M20: 14,674,504 km (0.082 R)
• M21: 17,835,058 km (0.077 R)
• M22: 18,267,396 km (0.086 R)
• M23: 18,706,615 km (0.052 R)
• M24: 21,009,525 km (0.035 R)
• M25: 23,274,886 km (0.031 R)
• M26: 23,940,147 km (0.089 R)
• M27: 24,315,339 km (0.106 R)
• M28: 24,923,604 km (0.093 R)
• M29: 27,132,715 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424

Radius: 4.2

Gravity: 24.04 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 16.13 AU - 16.29 AU

Year: 24989 Days

Day: 17.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,223,684 km

• M1: 52,210 km (0.096 R)
• M2: 311,014 km (0.059 R)
• M3: 462,108 km (0.107 R)
• M4: 852,708 km (0.1 R)
• M5: 1,483,113 km (0.075 R)
• M6: 1,810,733 km (0.102 R)
• M7: 2,061,608 km (0.083 R)
• M8: 2,248,606 km (0.107 R)
• M9: 2,561,864 km (0.046 R)
• M10: 3,085,606 km (0.032 R)
• M11: 4,791,470 km (0.087 R)
• M12: 5,581,796 km (0.106 R)
• M13: 6,368,681 km (0.088 R)
• M14: 9,224,953 km (0.072 R)
• M15: 10,320,009 km (0.077 R)
• M16: 10,500,424 km (0.094 R)
• M17: 11,757,944 km (0.061 R)
• M18: 11,954,964 km (0.091 R)
• M19: 13,253,474 km (0.044 R)
• M20: 13,466,800 km (0.048 R)
• M21: 14,268,645 km (0.094 R)
• M22: 15,412,470 km (0.111 R)
• M23: 23,688,524 km (0.096 R)
• M24: 26,730,148 km (0.102 R)
• M25: 30,885,528 km (0.054 R)
• M26: 31,135,206 km (0.095 R)
• M27: 31,386,082 km (0.107 R)
• M28: 32,661,404 km (0.077 R)
• M29: 33,181,107 km (0.074 R)
• M30: 38,684,513 km (0.089 R)
• M31: 39,706,267 km (0.101 R)
• M32: 40,001,423 km (0.103 R)
• M33: 45,246,175 km (0.082 R)
• M34: 47,366,875 km (0.119 R)
• M35: 48,032,436 km (0.072 R)
• M36: 57,073,532 km (0.038 R)
• M37: 60,322,050 km (0.081 R)
• M38: 71,672,938 km (0.091 R)
• M39: 74,549,107 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 14,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit