🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.52 AU - 0.78 AU

Year: 234 Days

Day: 33.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.53 AU - 1.93 AU

Year: 1015 Days

Day: 38.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,043,229 km

• M1: 53,855 km (0.052 R)
• M2: 473,477 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.65 AU - 1.91 AU

Year: 1060 Days

Day: 47.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.97 AU - 2.13 AU

Year: 1310 Days

Day: 23.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,043,229 km

• M1: 125,213 km (0.072 R)

Asteroid Belt

Center: 2.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.6

Radius: 10.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.45 AU - 4.03 AU

Year: 2602 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,043,229 km

• M1: 185,950 km (0.119 R)
• M2: 557,850 km (0.06 R)
• M3: 1,634,656 km (0.095 R)
• M4: 2,212,253 km (0.045 R)
• M5: 4,405,807 km (0.08 R)
• M6: 6,362,547 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.4

Radius: 7.5

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.07 AU - 9.89 AU

Year: 13025 Days

Day: 19 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,043,229 km

• M1: 93,199 km (0.09 R)
• M2: 335,548 km (0.119 R)
• M3: 680,970 km (0.094 R)
• M4: 946,655 km (0.099 R)
• M5: 1,348,026 km (0.119 R)
• M6: 2,390,724 km (0.102 R)
• M7: 2,747,365 km (0.114 R)
• M8: 3,515,400 km (0.116 R)
• M9: 4,121,122 km (0.085 R)
• M10: 5,225,753 km (0.091 R)
• M11: 7,428,133 km (0.115 R)
• M12: 10,785,408 km (0.083 R)
• M13: 16,178,711 km (0.089 R)
• M14: 16,547,020 km (0.112 R)
• M15: 20,373,285 km (0.101 R)
• M16: 23,697,200 km (0.091 R)
• M17: 29,280,193 km (0.055 R)
• M18: 34,818,605 km (0.119 R)
• M19: 35,432,854 km (0.111 R)
• M20: 36,304,860 km (0.08 R)
• M21: 37,063,620 km (0.102 R)
• M22: 46,564,432 km (0.107 R)
• M23: 47,160,130 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 12,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit