🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.51 AU - 2.11 AU

Year: 894 Days

Day: 34.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.7 AU - 1.98 AU

Year: 916 Days

Day: 22.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.58 AU - 4.64 AU

Year: 3059 Days

Day: 16.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.2

Radius: 11.2

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.53 AU - 5.65 AU

Year: 4216 Days

Day: 11.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,121,710 km

• M1: 155,881 km (0.114 R)
• M2: 867,668 km (0.092 R)
• M3: 1,302,698 km (0.115 R)
• M4: 2,408,376 km (0.119 R)
• M5: 3,119,714 km (0.033 R)
• M6: 4,075,046 km (0.11 R)
• M7: 6,430,764 km (0.082 R)
• M8: 8,504,190 km (0.111 R)
• M9: 12,893,242 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 12.3

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.93 AU - 6.33 AU

Year: 4265 Days

Day: 14.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,121,710 km

• M1: 153,338 km (0.042 R)
• M2: 849,417 km (0.087 R)
• M3: 1,280,558 km (0.064 R)
• M4: 1,860,549 km (0.095 R)
• M5: 2,679,747 km (0.069 R)
• M6: 3,115,226 km (0.113 R)
• M7: 5,438,631 km (0.06 R)
• M8: 5,990,946 km (0.074 R)
• M9: 7,768,019 km (0.12 R)
• M10: 8,206,640 km (0.118 R)
• M11: 8,739,059 km (0.107 R)
• M12: 9,457,577 km (0.116 R)
• M13: 10,520,470 km (0.052 R)
• M14: 11,380,209 km (0.061 R)
• M15: 11,851,143 km (0.081 R)
• M16: 12,731,826 km (0.114 R)
• M17: 14,187,862 km (0.025 R)
• M18: 15,124,494 km (0.101 R)
• M19: 16,337,883 km (0.117 R)
• M20: 17,428,601 km (0.059 R)
• M21: 17,928,706 km (0.074 R)
• M22: 19,822,466 km (0.085 R)
• M23: 23,395,013 km (0.087 R)

Asteroid Belt

Center: 7.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.4

Radius: 10.2

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.09 AU - 11.89 AU

Year: 11591 Days

Day: 6.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,121,710 km

• M1: 148,251 km (0.044 R)
• M2: 472,430 km (0.076 R)
• M3: 1,620,893 km (0.103 R)
• M4: 2,170,067 km (0.115 R)
• M5: 11,185,882 km (0.118 R)
• M6: 12,780,744 km (0.095 R)
• M7: 15,531,101 km (0.091 R)
• M8: 23,868,490 km (0.054 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 11,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit