🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.7

Radius: 9.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.59 AU - 0.59 AU

Year: 307 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,030,153 km

• M1: 115,789 km (0.12 R)
• M2: 445,802 km (0.034 R)
• M3: 743,053 km (0.117 R)
• M4: 1,073,365 km (0.08 R)
• M5: 1,569,431 km (0.099 R)
• M6: 2,074,174 km (0.075 R)
• M7: 2,415,108 km (0.098 R)
• M8: 3,100,565 km (0.036 R)
• M9: 3,440,751 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.5

Radius: 9

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.59 AU - 0.89 AU

Year: 432 Days

Day: 9.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,030,153 km

• M1: 111,899 km (0.092 R)
• M2: 406,308 km (0.068 R)
• M3: 801,396 km (0.086 R)
• M4: 1,172,099 km (0.084 R)
• M5: 1,500,616 km (0.105 R)
• M6: 1,845,290 km (0.047 R)
• M7: 2,131,770 km (0.104 R)
• M8: 3,111,486 km (0.12 R)
• M9: 3,556,689 km (0.114 R)
• M10: 4,096,438 km (0.11 R)
• M11: 4,880,032 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.4

Radius: 12.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.75 AU - 2.83 AU

Year: 2350 Days

Day: 14 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,030,153 km

• M1: 151,842 km (0.082 R)
• M2: 545,135 km (0.106 R)
• M3: 1,038,658 km (0.096 R)
• M4: 1,517,222 km (0.108 R)
• M5: 2,058,766 km (0.066 R)
• M6: 2,814,983 km (0.083 R)
• M7: 3,433,570 km (0.091 R)
• M8: 3,894,930 km (0.099 R)
• M9: 4,856,695 km (0.117 R)
• M10: 5,896,250 km (0.112 R)
• M11: 7,623,059 km (0.108 R)
• M12: 8,603,074 km (0.08 R)
• M13: 9,324,286 km (0.092 R)
• M14: 9,979,225 km (0.098 R)
• M15: 10,850,184 km (0.083 R)
• M16: 12,331,951 km (0.102 R)
• M17: 13,121,528 km (0.077 R)
• M18: 13,681,024 km (0.104 R)
• M19: 15,360,859 km (0.1 R)
• M20: 16,079,677 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.4

Radius: 4.8

Gravity: 28.79 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.08 AU - 7.86 AU

Year: 11162 Days

Day: 17.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,030,153 km

• M1: 70,161 km (0.041 R)
• M2: 310,116 km (0.098 R)
• M3: 559,197 km (0.061 R)
• M4: 856,149 km (0.094 R)
• M5: 1,354,908 km (0.117 R)
• M6: 1,793,379 km (0.096 R)
• M7: 2,437,697 km (0.081 R)
• M8: 2,769,206 km (0.071 R)
• M9: 3,200,946 km (0.083 R)
• M10: 3,676,517 km (0.092 R)
• M11: 4,612,102 km (0.07 R)
• M12: 6,741,778 km (0.084 R)
• M13: 7,144,196 km (0.08 R)
• M14: 10,634,763 km (0.089 R)
• M15: 11,291,049 km (0.081 R)
• M16: 11,515,595 km (0.087 R)
• M17: 12,503,689 km (0.093 R)
• M18: 13,484,004 km (0.116 R)
• M19: 19,323,108 km (0.031 R)
• M20: 19,806,758 km (0.106 R)
• M21: 20,797,994 km (0.119 R)
• M22: 22,523,007 km (0.093 R)
• M23: 28,784,575 km (0.076 R)
• M24: 30,486,400 km (0.113 R)
• M25: 34,089,016 km (0.075 R)
• M26: 39,879,352 km (0.053 R)
• M27: 40,269,802 km (0.095 R)
• M28: 44,037,125 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 17,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit