🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.86 AU - 1.16 AU

Year: 467 Days

Day: 31.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,642,754 km

• M1: 316,549 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.43 AU - 1.89 AU

Year: 984 Days

Day: 21.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.67 AU - 2.51 AU

Year: 1390 Days

Day: 20.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.1

Radius: 13

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.25 AU - 5.25 AU

Year: 4764 Days

Day: 10.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,642,754 km

• M1: 161,715 km (0.114 R)
• M2: 673,190 km (0.091 R)
• M3: 1,355,806 km (0.105 R)
• M4: 3,019,334 km (0.103 R)
• M5: 4,485,243 km (0.12 R)
• M6: 5,474,235 km (0.072 R)
• M7: 6,547,749 km (0.113 R)
• M8: 7,090,789 km (0.092 R)
• M9: 8,531,118 km (0.07 R)
• M10: 9,788,039 km (0.066 R)
• M11: 10,731,104 km (0.071 R)
• M12: 11,651,430 km (0.084 R)
• M13: 12,974,324 km (0.055 R)
• M14: 13,421,771 km (0.099 R)
• M15: 14,537,921 km (0.089 R)
• M16: 17,435,781 km (0.083 R)
• M17: 18,202,471 km (0.03 R)
• M18: 19,336,871 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 14.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.73 AU - 5.19 AU

Year: 5083 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,642,754 km

• M1: 187,147 km (0.049 R)
• M2: 683,363 km (0.104 R)
• M3: 1,231,041 km (0.102 R)
• M4: 1,798,914 km (0.09 R)
• M5: 2,457,594 km (0.088 R)
• M6: 3,484,583 km (0.067 R)
• M7: 4,002,192 km (0.082 R)
• M8: 4,519,800 km (0.106 R)
• M9: 5,782,257 km (0.025 R)
• M10: 7,448,328 km (0.097 R)
• M11: 8,591,107 km (0.112 R)
• M12: 9,891,860 km (0.108 R)
• M13: 10,429,365 km (0.118 R)
• M14: 11,514,249 km (0.096 R)
• M15: 12,210,777 km (0.111 R)
• M16: 14,584,296 km (0.092 R)
• M17: 16,062,623 km (0.089 R)
• M18: 16,932,983 km (0.058 R)
• M19: 22,830,580 km (0.119 R)
• M20: 24,011,057 km (0.105 R)
• M21: 26,579,502 km (0.084 R)
• M22: 28,241,385 km (0.056 R)
• M23: 29,417,823 km (0.045 R)
• M24: 30,251,233 km (0.082 R)
• M25: 33,642,766 km (0.051 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: 152 - 19,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit