🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 9

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.83 AU - 0.93 AU

Year: 542 Days

Day: 14.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,386,147 km

• M1: 113,844 km (0.105 R)
• M2: 503,546 km (0.052 R)
• M3: 832,961 km (0.077 R)
• M4: 1,220,569 km (0.06 R)
• M5: 1,544,000 km (0.093 R)
• M6: 2,138,202 km (0.039 R)
• M7: 2,427,674 km (0.063 R)
• M8: 3,110,738 km (0.117 R)
• M9: 3,407,540 km (0.107 R)
• M10: 3,846,760 km (0.035 R)
• M11: 4,429,443 km (0.102 R)
• M12: 4,969,791 km (0.064 R)
• M13: 5,715,536 km (0.09 R)
• M14: 6,837,071 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 12.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.94 AU - 1.34 AU

Year: 798 Days

Day: 8.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 29,386,147 km

• M1: 159,471 km (0.115 R)
• M2: 1,355,806 km (0.096 R)
• M3: 2,013,587 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.8

Radius: 13.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.39 AU - 3.53 AU

Year: 4222 Days

Day: 11.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,386,147 km

• M1: 169,195 km (0.1 R)
• M2: 634,295 km (0.077 R)
• M3: 1,178,233 km (0.053 R)
• M4: 1,613,563 km (0.116 R)
• M5: 2,235,291 km (0.113 R)
• M6: 2,750,955 km (0.092 R)
• M7: 3,277,540 km (0.084 R)
• M8: 4,306,474 km (0.084 R)
• M9: 6,280,119 km (0.059 R)
• M10: 7,832,496 km (0.094 R)
• M11: 8,370,599 km (0.116 R)
• M12: 8,967,345 km (0.088 R)
• M13: 9,627,820 km (0.08 R)
• M14: 10,098,155 km (0.042 R)
• M15: 12,094,240 km (0.115 R)
• M16: 13,075,751 km (0.048 R)
• M17: 14,017,470 km (0.094 R)
• M18: 14,481,672 km (0.093 R)
• M19: 15,294,288 km (0.066 R)
• M20: 17,915,691 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.8

Radius: 8.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.32 AU - 4.42 AU

Year: 4994 Days

Day: 8.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,386,147 km

• M1: 105,766 km (0.035 R)
• M2: 471,383 km (0.053 R)
• M3: 812,466 km (0.092 R)
• M4: 1,236,426 km (0.1 R)
• M5: 2,138,502 km (0.111 R)
• M6: 2,882,003 km (0.11 R)
• M7: 3,404,997 km (0.097 R)
• M8: 3,721,995 km (0.113 R)
• M9: 4,366,911 km (0.092 R)
• M10: 4,924,313 km (0.082 R)
• M11: 6,149,968 km (0.102 R)
• M12: 8,872,799 km (0.114 R)
• M13: 9,977,729 km (0.045 R)
• M14: 11,263,822 km (0.064 R)
• M15: 12,261,789 km (0.077 R)
• M16: 13,060,792 km (0.109 R)
• M17: 15,266,612 km (0.088 R)
• M18: 15,898,215 km (0.102 R)
• M19: 17,091,108 km (0.079 R)
• M20: 18,151,158 km (0.043 R)
• M21: 20,678,016 km (0.078 R)
• M22: 22,097,999 km (0.106 R)
• M23: 22,536,321 km (0.111 R)
• M24: 25,688,647 km (0.107 R)
• M25: 26,092,262 km (0.118 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: 444 - 17,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit