🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.86 AU - 1.32 AU

Year: 420 Days

Day: 36.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.47 AU - 3.59 AU

Year: 1946 Days

Day: 40.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 14.1

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.01 AU - 7.77 AU

Year: 6673 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,997,529 km

• M1: 175,329 km (0.087 R)
• M2: 702,661 km (0.086 R)
• M3: 1,154,896 km (0.112 R)
• M4: 3,123,155 km (0.033 R)
• M5: 3,844,815 km (0.102 R)
• M6: 4,571,861 km (0.077 R)
• M7: 5,078,698 km (0.08 R)
• M8: 6,966,174 km (0.097 R)
• M9: 8,012,013 km (0.094 R)
• M10: 12,636,981 km (0.081 R)
• M11: 16,292,704 km (0.084 R)
• M12: 17,037,402 km (0.089 R)
• M13: 17,482,157 km (0.116 R)
• M14: 26,539,261 km (0.06 R)
• M15: 31,297,670 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.3

Radius: 14.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.66 AU - 8.52 AU

Year: 6965 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,997,529 km

• M1: 176,675 km (0.1 R)
• M2: 865,124 km (0.115 R)
• M3: 1,497,774 km (0.103 R)
• M4: 2,329,688 km (0.111 R)
• M5: 3,246,872 km (0.058 R)
• M6: 6,130,371 km (0.114 R)
• M7: 6,719,338 km (0.049 R)
• M8: 8,753,420 km (0.099 R)
• M9: 9,348,969 km (0.089 R)
• M10: 11,430,025 km (0.086 R)
• M11: 12,602,723 km (0.1 R)
• M12: 15,721,390 km (0.089 R)
• M13: 18,707,812 km (0.099 R)
• M14: 20,463,642 km (0.104 R)
• M15: 20,919,168 km (0.029 R)
• M16: 23,019,073 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.2

Radius: 10.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.23 AU - 11.35 AU

Year: 13077 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,997,529 km

• M1: 125,662 km (0.076 R)
• M2: 654,640 km (0.07 R)
• M3: 988,244 km (0.076 R)
• M4: 1,379,741 km (0.093 R)
• M5: 2,101,252 km (0.046 R)
• M6: 3,077,677 km (0.07 R)
• M7: 3,396,769 km (0.054 R)
• M8: 3,761,638 km (0.106 R)
• M9: 4,306,175 km (0.083 R)
• M10: 5,996,331 km (0.106 R)
• M11: 7,319,824 km (0.093 R)
• M12: 8,744,295 km (0.112 R)
• M13: 12,397,026 km (0.12 R)
• M14: 13,266,788 km (0.029 R)
• M15: 15,067,049 km (0.05 R)
• M16: 15,743,231 km (0.06 R)
• M17: 16,503,936 km (0.049 R)
• M18: 26,382,931 km (0.12 R)
• M19: 32,442,692 km (0.089 R)
• M20: 33,673,583 km (0.059 R)
• M21: 34,511,481 km (0.096 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 16,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit