🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.6 AU - 0.7 AU

Year: 198 Days

Day: 43.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.8 AU - 0.9 AU

Year: 297 Days

Day: 21.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,728,370 km

• M1: 205,697 km (0.075 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 12.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.36 AU - 4.6 AU

Year: 3591 Days

Day: 12.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,728,370 km

• M1: 150,495 km (0.112 R)
• M2: 591,959 km (0.11 R)
• M3: 1,052,122 km (0.063 R)
• M4: 1,431,951 km (0.095 R)
• M5: 2,440,689 km (0.033 R)
• M6: 2,991,957 km (0.075 R)
• M7: 4,651,447 km (0.119 R)
• M8: 5,914,651 km (0.117 R)
• M9: 7,960,402 km (0.088 R)
• M10: 8,622,821 km (0.046 R)
• M11: 9,982,666 km (0.111 R)
• M12: 11,032,544 km (0.057 R)
• M13: 12,111,743 km (0.117 R)
• M14: 12,854,496 km (0.053 R)
• M15: 16,081,173 km (0.09 R)
• M16: 16,925,054 km (0.053 R)
• M17: 17,742,756 km (0.075 R)
• M18: 18,189,605 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.9

Radius: 7.3

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 13.09 AU - 15.83 AU

Year: 20826 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,728,370 km

• M1: 93,947 km (0.064 R)
• M2: 400,773 km (0.084 R)
• M3: 677,678 km (0.101 R)
• M4: 924,964 km (0.119 R)
• M5: 1,428,510 km (0.091 R)
• M6: 1,697,637 km (0.049 R)
• M7: 2,841,761 km (0.046 R)
• M8: 3,681,753 km (0.087 R)
• M9: 4,225,990 km (0.104 R)
• M10: 4,933,439 km (0.107 R)
• M11: 5,514,028 km (0.085 R)
• M12: 6,139,197 km (0.091 R)
• M13: 7,092,585 km (0.108 R)
• M14: 8,246,134 km (0.11 R)
• M15: 9,932,551 km (0.095 R)
• M16: 10,542,312 km (0.088 R)
• M17: 10,920,046 km (0.071 R)
• M18: 12,732,724 km (0.119 R)
• M19: 13,306,132 km (0.068 R)
• M20: 16,772,315 km (0.082 R)
• M21: 19,547,355 km (0.1 R)
• M22: 20,213,814 km (0.119 R)
• M23: 22,926,921 km (0.05 R)
• M24: 24,425,144 km (0.053 R)
• M25: 29,309,813 km (0.049 R)
• M26: 34,256,865 km (0.086 R)
• M27: 41,732,720 km (0.112 R)
• M28: 42,996,074 km (0.096 R)
• M29: 45,268,016 km (0.082 R)
• M30: 48,305,152 km (0.092 R)
• M31: 48,997,940 km (0.089 R)
• M32: 49,346,952 km (0.087 R)
• M33: 54,781,543 km (0.106 R)
• M34: 57,062,761 km (0.115 R)
• M35: 58,422,157 km (0.089 R)
• M36: 65,123,095 km (0.116 R)
• M37: 70,750,069 km (0.092 R)
• M38: 72,093,009 km (0.09 R)
• M39: 75,757,409 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 12,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit