🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.65 AU - 0.87 AU

Year: 279 Days

Day: 46.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,637,086 km

• M1: 276,906 km (0.117 R)
• M2: 516,561 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.69 AU - 0.87 AU

Year: 291 Days

Day: 21.4 Hours

Environment

Temp: -17 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.3

Radius: 9.3

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.24 AU - 5.32 AU

Year: 4408 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,637,086 km

• M1: 115,789 km (0.069 R)
• M2: 593,305 km (0.106 R)
• M3: 884,871 km (0.074 R)
• M4: 5,901,786 km (0.106 R)
• M5: 7,271,055 km (0.057 R)
• M6: 8,030,115 km (0.032 R)
• M7: 9,024,192 km (0.066 R)
• M8: 10,258,375 km (0.036 R)
• M9: 14,278,818 km (0.097 R)
• M10: 18,754,636 km (0.069 R)
• M11: 20,884,012 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.4

Radius: 9.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.7 AU - 5 AU

Year: 4505 Days

Day: 9.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,637,086 km

• M1: 120,277 km (0.103 R)
• M2: 493,075 km (0.11 R)
• M3: 1,410,558 km (0.102 R)
• M4: 1,752,240 km (0.102 R)
• M5: 2,533,141 km (0.113 R)
• M6: 3,421,303 km (0.068 R)
• M7: 3,772,410 km (0.082 R)
• M8: 4,312,907 km (0.12 R)
• M9: 6,248,404 km (0.061 R)
• M10: 6,775,288 km (0.061 R)
• M11: 7,422,149 km (0.068 R)
• M12: 9,184,262 km (0.077 R)
• M13: 9,610,915 km (0.029 R)
• M14: 12,029,464 km (0.075 R)
• M15: 12,933,334 km (0.087 R)
• M16: 13,515,120 km (0.098 R)
• M17: 14,114,260 km (0.034 R)
• M18: 17,005,388 km (0.106 R)
• M19: 17,325,378 km (0.095 R)
• M20: 18,815,373 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.2

Radius: 5.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 10.15 AU - 12.47 AU

Year: 16042 Days

Day: 23.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,637,086 km

• M1: 66,870 km (0.103 R)
• M2: 288,425 km (0.078 R)
• M3: 2,254,889 km (0.049 R)
• M4: 3,334,537 km (0.084 R)
• M5: 3,835,091 km (0.114 R)
• M6: 4,064,425 km (0.112 R)
• M7: 5,509,091 km (0.081 R)
• M8: 10,403,186 km (0.097 R)
• M9: 12,652,988 km (0.099 R)
• M10: 14,832,030 km (0.098 R)
• M11: 15,397,510 km (0.112 R)
• M12: 20,759,397 km (0.087 R)
• M13: 29,641,621 km (0.103 R)
• M14: 30,739,520 km (0.091 R)
• M15: 31,349,580 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 14,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit