🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.87 AU - 1.41 AU

Year: 428 Days

Day: 13.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.22 AU - 3.28 AU

Year: 2059 Days

Day: 18.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243

Radius: 12.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.45 AU - 7.15 AU

Year: 6232 Days

Day: 7.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,822,095 km

• M1: 159,172 km (0.082 R)
• M2: 571,913 km (0.111 R)
• M3: 988,094 km (0.077 R)
• M4: 1,395,000 km (0.101 R)
• M5: 2,156,154 km (0.039 R)
• M6: 4,011,018 km (0.06 R)
• M7: 4,690,641 km (0.108 R)
• M8: 5,109,066 km (0.095 R)
• M9: 6,280,567 km (0.062 R)
• M10: 8,925,907 km (0.091 R)
• M11: 11,128,436 km (0.044 R)
• M12: 13,183,163 km (0.075 R)
• M13: 14,428,266 km (0.101 R)
• M14: 14,947,670 km (0.106 R)
• M15: 15,695,958 km (0.103 R)
• M16: 16,301,231 km (0.071 R)
• M17: 19,064,603 km (0.052 R)
• M18: 20,983,495 km (0.044 R)
• M19: 21,989,989 km (0.096 R)
• M20: 22,818,014 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 9.1

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.94 AU - 9.26 AU

Year: 7364 Days

Day: 14.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,822,095 km

• M1: 113,246 km (0.096 R)
• M2: 514,916 km (0.112 R)
• M3: 1,053,917 km (0.098 R)
• M4: 1,458,130 km (0.1 R)
• M5: 2,378,606 km (0.093 R)
• M6: 3,812,053 km (0.054 R)
• M7: 4,949,894 km (0.045 R)
• M8: 5,393,302 km (0.097 R)
• M9: 6,035,077 km (0.104 R)
• M10: 6,979,788 km (0.045 R)
• M11: 7,304,565 km (0.082 R)
• M12: 8,855,895 km (0.041 R)
• M13: 11,668,185 km (0.118 R)
• M14: 12,982,253 km (0.083 R)
• M15: 13,474,579 km (0.103 R)
• M16: 14,919,695 km (0.119 R)
• M17: 18,421,033 km (0.116 R)
• M18: 25,822,088 km (0.055 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 13,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit