🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.5 AU - 0.76 AU

Year: 183 Days

Day: 47.7 Hours

Environment

Temp: 218 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.03 AU - 1.39 AU

Year: 486 Days

Day: 35.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,421,973 km

• M1: 202,705 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.07 AU - 2.99 AU

Year: 1470 Days

Day: 45.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,421,973 km

• M1: 39,494 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.74 AU - 4.72 AU

Year: 3178 Days

Day: 35.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.7

Radius: 8

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.7 AU - 8.8 AU

Year: 7130 Days

Day: 5.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,421,973 km

• M1: 101,128 km (0.076 R)
• M2: 423,512 km (0.087 R)
• M3: 728,691 km (0.12 R)
• M4: 1,065,885 km (0.066 R)
• M5: 1,967,362 km (0.075 R)
• M6: 2,595,074 km (0.075 R)
• M7: 3,803,376 km (0.115 R)
• M8: 7,314,139 km (0.113 R)
• M9: 9,344,631 km (0.115 R)
• M10: 9,858,200 km (0.103 R)
• M11: 10,839,862 km (0.092 R)
• M12: 12,544,081 km (0.09 R)
• M13: 15,105,346 km (0.109 R)
• M14: 16,274,004 km (0.108 R)
• M15: 16,676,722 km (0.061 R)
• M16: 17,502,053 km (0.117 R)
• M17: 19,085,248 km (0.049 R)
• M18: 23,885,095 km (0.075 R)
• M19: 24,318,031 km (0.106 R)
• M20: 26,193,989 km (0.089 R)
• M21: 26,840,102 km (0.088 R)
• M22: 32,609,194 km (0.059 R)
• M23: 33,357,034 km (0.101 R)
• M24: 35,220,425 km (0.046 R)
• M25: 39,998,132 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154

Radius: 14.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 10.4 AU - 11.68 AU

Year: 13398 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,421,973 km

• M1: 199,564 km (0.102 R)
• M2: 1,115,402 km (0.109 R)
• M3: 1,617,303 km (0.114 R)
• M4: 4,227,935 km (0.079 R)
• M5: 6,013,834 km (0.103 R)
• M6: 8,419,817 km (0.097 R)
• M7: 9,682,872 km (0.073 R)
• M8: 15,713,162 km (0.03 R)
• M9: 16,905,607 km (0.063 R)
• M10: 20,772,263 km (0.037 R)
• M11: 21,444,406 km (0.089 R)
• M12: 22,363,086 km (0.096 R)
• M13: 26,043,793 km (0.108 R)
• M14: 28,163,445 km (0.094 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: 536 - 16,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit