🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.75 AU - 2.13 AU

Year: 968 Days

Day: 40.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,114,577 km

• M1: 1,101,788 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.85 AU - 4.31 AU

Year: 2426 Days

Day: 39.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549

Radius: 9.7

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.5 AU - 8.52 AU

Year: 6647 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,114,577 km

• M1: 120,576 km (0.117 R)
• M2: 424,708 km (0.043 R)
• M3: 778,358 km (0.065 R)
• M4: 1,098,348 km (0.083 R)
• M5: 2,332,380 km (0.069 R)
• M6: 4,576,797 km (0.103 R)
• M7: 5,151,552 km (0.069 R)
• M8: 6,086,838 km (0.091 R)
• M9: 6,713,803 km (0.054 R)
• M10: 8,410,243 km (0.11 R)
• M11: 8,979,014 km (0.078 R)
• M12: 9,703,815 km (0.057 R)
• M13: 10,329,583 km (0.098 R)
• M14: 11,961,397 km (0.086 R)
• M15: 12,997,961 km (0.11 R)
• M16: 13,648,113 km (0.071 R)
• M17: 14,206,263 km (0.053 R)
• M18: 15,013,194 km (0.111 R)
• M19: 15,547,707 km (0.108 R)
• M20: 16,466,986 km (0.117 R)
• M21: 17,422,168 km (0.086 R)
• M22: 19,935,412 km (0.102 R)
• M23: 21,614,200 km (0.076 R)
• M24: 31,152,859 km (0.086 R)
• M25: 31,731,055 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.7

Radius: 8.4

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.81 AU - 9.91 AU

Year: 10256 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,114,577 km

• M1: 107,860 km (0.069 R)
• M2: 542,143 km (0.029 R)
• M3: 892,052 km (0.087 R)
• M4: 1,595,162 km (0.082 R)
• M5: 2,801,968 km (0.07 R)
• M6: 3,330,198 km (0.1 R)
• M7: 3,654,078 km (0.067 R)
• M8: 4,338,488 km (0.045 R)
• M9: 5,105,775 km (0.092 R)
• M10: 6,265,608 km (0.088 R)
• M11: 7,130,882 km (0.107 R)
• M12: 9,230,787 km (0.115 R)
• M13: 9,919,536 km (0.064 R)
• M14: 11,817,633 km (0.109 R)
• M15: 12,191,927 km (0.115 R)
• M16: 12,629,501 km (0.077 R)
• M17: 13,535,915 km (0.08 R)
• M18: 14,005,203 km (0.118 R)
• M19: 14,545,850 km (0.114 R)
• M20: 14,852,226 km (0.119 R)
• M21: 16,648,448 km (0.115 R)
• M22: 18,299,260 km (0.093 R)
• M23: 21,843,533 km (0.069 R)
• M24: 22,245,503 km (0.114 R)
• M25: 23,147,578 km (0.099 R)
• M26: 27,650,025 km (0.119 R)
• M27: 31,259,821 km (0.115 R)
• M28: 34,408,109 km (0.116 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 18,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit