🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.7 AU - 0.72 AU

Year: 210 Days

Day: 47.8 Hours

Environment

Temp: 180 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.1

Radius: 9.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.81 AU - 9.51 AU

Year: 8957 Days

Day: 10.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,125,807 km

• M1: 123,269 km (0.085 R)
• M2: 467,643 km (0.096 R)
• M3: 902,075 km (0.093 R)
• M4: 2,227,363 km (0.074 R)
• M5: 2,896,364 km (0.116 R)
• M6: 3,309,105 km (0.045 R)
• M7: 3,716,161 km (0.072 R)
• M8: 4,060,984 km (0.12 R)
• M9: 5,932,004 km (0.069 R)
• M10: 7,389,836 km (0.104 R)
• M11: 8,433,879 km (0.118 R)
• M12: 11,280,128 km (0.08 R)
• M13: 12,867,362 km (0.106 R)
• M14: 13,445,857 km (0.065 R)
• M15: 14,825,149 km (0.079 R)
• M16: 17,099,037 km (0.052 R)
• M17: 17,605,874 km (0.109 R)
• M18: 27,741,579 km (0.094 R)
• M19: 28,090,142 km (0.06 R)
• M20: 29,333,001 km (0.097 R)
• M21: 30,519,611 km (0.12 R)
• M22: 31,833,081 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.1

Radius: 10.8

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.5 AU - 9.94 AU

Year: 10651 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,125,807 km

• M1: 135,087 km (0.106 R)
• M2: 534,364 km (0.105 R)
• M3: 1,252,583 km (0.11 R)
• M4: 3,522,880 km (0.084 R)
• M5: 4,489,731 km (0.086 R)
• M6: 5,237,421 km (0.066 R)
• M7: 7,450,124 km (0.089 R)
• M8: 9,593,263 km (0.058 R)
• M9: 11,516,942 km (0.102 R)
• M10: 12,626,659 km (0.098 R)
• M11: 14,548,543 km (0.074 R)
• M12: 18,294,922 km (0.07 R)
• M13: 23,152,215 km (0.072 R)
• M14: 31,053,077 km (0.05 R)
• M15: 34,077,946 km (0.094 R)
• M16: 35,661,739 km (0.113 R)
• M17: 37,412,483 km (0.046 R)
• M18: 40,082,954 km (0.075 R)
• M19: 43,268,940 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.4

Radius: 3.8

Gravity: 51 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.04 AU - 14.96 AU

Year: 17433 Days

Day: 19.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,125,807 km

• M1: 47,572 km (0.096 R)
• M2: 222,153 km (0.104 R)
• M3: 497,263 km (0.086 R)
• M4: 1,493,436 km (0.093 R)
• M5: 2,311,437 km (0.066 R)
• M6: 2,840,864 km (0.074 R)
• M7: 4,874,796 km (0.09 R)
• M8: 5,817,562 km (0.073 R)
• M9: 7,379,813 km (0.05 R)
• M10: 11,427,183 km (0.055 R)
• M11: 19,387,585 km (0.038 R)
• M12: 19,657,459 km (0.091 R)
• M13: 23,094,022 km (0.069 R)
• M14: 25,059,439 km (0.093 R)
• M15: 29,201,654 km (0.053 R)
• M16: 36,850,443 km (0.028 R)
• M17: 48,816,328 km (0.07 R)
• M18: 49,986,782 km (0.094 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: 435 - 17,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit