🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.96 AU - 1.06 AU

Year: 355 Days

Day: 47.9 Hours

Environment

Temp: 171 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.77 AU - 1.27 AU

Year: 360 Days

Day: 36.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.18 AU - 1.46 AU

Year: 531 Days

Day: 41.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,830,925 km

• M1: 755,170 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.68 AU - 1.82 AU

Year: 810 Days

Day: 21.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.89 AU - 3.13 AU

Year: 1391 Days

Day: 40.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.43 AU - 3.11 AU

Year: 1613 Days

Day: 35.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.43 AU - 3.61 AU

Year: 1836 Days

Day: 34.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,830,925 km

• M1: 54,753 km (0.111 R)

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 8.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.76 AU - 9.44 AU

Year: 8065 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,830,925 km

• M1: 103,671 km (0.119 R)
• M2: 362,027 km (0.104 R)
• M3: 648,357 km (0.086 R)
• M4: 1,157,588 km (0.071 R)
• M5: 1,451,099 km (0.104 R)
• M6: 2,541,518 km (0.041 R)
• M7: 3,920,063 km (0.094 R)
• M8: 6,603,699 km (0.094 R)
• M9: 8,623,270 km (0.114 R)
• M10: 9,499,315 km (0.114 R)
• M11: 12,353,643 km (0.101 R)
• M12: 16,825,871 km (0.118 R)
• M13: 19,685,733 km (0.084 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.1

Radius: 14.4

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.35 AU - 9.15 AU

Year: 8290 Days

Day: 13 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,830,925 km

• M1: 179,218 km (0.098 R)
• M2: 642,972 km (0.073 R)
• M3: 1,119,590 km (0.078 R)
• M4: 2,271,943 km (0.066 R)
• M5: 2,888,136 km (0.101 R)
• M6: 3,573,744 km (0.087 R)
• M7: 4,389,650 km (0.116 R)
• M8: 5,916,147 km (0.099 R)
• M9: 7,633,680 km (0.118 R)
• M10: 9,184,262 km (0.082 R)
• M11: 9,951,101 km (0.09 R)
• M12: 12,607,361 km (0.061 R)
• M13: 13,200,666 km (0.087 R)
• M14: 15,314,184 km (0.119 R)
• M15: 16,219,700 km (0.088 R)
• M16: 17,341,236 km (0.105 R)
• M17: 21,362,127 km (0.115 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 20,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit