🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.64 AU - 1 AU

Year: 277 Days

Day: 16.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.84 AU - 0.94 AU

Year: 313 Days

Day: 31.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 49.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.71 AU - 1.13 AU

Year: 329 Days

Day: 46.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 17,395,395 km

• M1: 14,960 km (0.083 R)
• M2: 93,947 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.83 AU - 1.21 AU

Year: 384 Days

Day: 25 Hours

Environment

Temp: 17 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 17,395,395 km

• M1: 14,960 km (0.101 R)
• M2: 198,217 km (0.117 R)

Asteroid Belt

Center: 2.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.4

Radius: 9.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.58 AU - 5.8 AU

Year: 3786 Days

Day: 12.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,395,395 km

• M1: 123,119 km (0.04 R)
• M2: 458,069 km (0.112 R)
• M3: 810,521 km (0.101 R)
• M4: 1,395,748 km (0.114 R)
• M5: 1,828,684 km (0.057 R)
• M6: 2,153,162 km (0.033 R)
• M7: 2,602,554 km (0.115 R)
• M8: 3,130,335 km (0.106 R)
• M9: 4,094,195 km (0.111 R)
• M10: 4,743,449 km (0.091 R)
• M11: 5,411,553 km (0.11 R)
• M12: 6,461,431 km (0.12 R)
• M13: 7,550,953 km (0.077 R)
• M14: 8,692,085 km (0.074 R)
• M15: 9,620,639 km (0.082 R)
• M16: 12,588,960 km (0.058 R)
• M17: 13,195,579 km (0.074 R)
• M18: 14,750,051 km (0.062 R)
• M19: 16,423,153 km (0.078 R)
• M20: 16,938,518 km (0.108 R)
• M21: 17,624,424 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.5

Radius: 11.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.26 AU - 9.72 AU

Year: 9222 Days

Day: 8.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,395,395 km

• M1: 142,118 km (0.028 R)
• M2: 868,864 km (0.083 R)
• M3: 1,357,152 km (0.047 R)
• M4: 1,865,336 km (0.1 R)
• M5: 3,107,297 km (0.057 R)
• M6: 3,721,397 km (0.111 R)
• M7: 4,771,574 km (0.088 R)
• M8: 6,744,022 km (0.053 R)
• M9: 7,190,122 km (0.083 R)
• M10: 8,616,239 km (0.041 R)
• M11: 9,654,897 km (0.047 R)
• M12: 10,258,824 km (0.089 R)
• M13: 10,812,635 km (0.055 R)
• M14: 11,779,785 km (0.056 R)
• M15: 12,803,633 km (0.085 R)
• M16: 13,620,886 km (0.06 R)
• M17: 14,244,859 km (0.048 R)
• M18: 15,264,069 km (0.11 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: 293 - 17,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit