🌌 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: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.6

Radius: 11.4

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.72 AU - 1.02 AU

Year: 524 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,457,786 km

• M1: 143,016 km (0.112 R)
• M2: 709,543 km (0.071 R)
• M3: 1,071,570 km (0.101 R)
• M4: 1,525,449 km (0.055 R)
• M5: 1,906,625 km (0.077 R)
• M6: 2,293,934 km (0.113 R)
• M7: 2,912,072 km (0.12 R)
• M8: 3,279,634 km (0.103 R)
• M9: 3,705,240 km (0.052 R)
• M10: 4,196,819 km (0.099 R)
• M11: 4,668,351 km (0.077 R)
• M12: 5,486,053 km (0.034 R)
• M13: 6,126,781 km (0.1 R)
• M14: 6,634,366 km (0.118 R)
• M15: 7,191,170 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.7

Radius: 11.4

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.03 AU - 1.13 AU

Year: 725 Days

Day: 14.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,457,786 km

• M1: 141,968 km (0.081 R)
• M2: 498,011 km (0.108 R)
• M3: 898,784 km (0.106 R)
• M4: 1,281,156 km (0.102 R)
• M5: 1,677,142 km (0.066 R)
• M6: 2,080,757 km (0.079 R)
• M7: 3,112,832 km (0.119 R)
• M8: 3,785,873 km (0.114 R)
• M9: 4,474,024 km (0.097 R)
• M10: 5,103,831 km (0.092 R)
• M11: 5,848,828 km (0.05 R)
• M12: 6,337,863 km (0.088 R)
• M13: 7,242,631 km (0.119 R)
• M14: 7,623,358 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.7

Radius: 8.6

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.27 AU - 1.71 AU

Year: 1174 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,457,786 km

• M1: 107,262 km (0.102 R)
• M2: 733,628 km (0.062 R)
• M3: 1,003,353 km (0.098 R)
• M4: 1,381,088 km (0.07 R)
• M5: 1,706,313 km (0.109 R)
• M6: 2,273,738 km (0.031 R)
• M7: 3,161,153 km (0.042 R)
• M8: 3,914,976 km (0.093 R)
• M9: 5,100,240 km (0.111 R)
• M10: 5,494,281 km (0.083 R)
• M11: 6,726,219 km (0.033 R)
• M12: 6,998,188 km (0.096 R)
• M13: 7,777,743 km (0.093 R)
• M14: 8,729,634 km (0.068 R)
• M15: 9,294,366 km (0.111 R)
• M16: 9,725,956 km (0.097 R)
• M17: 10,267,949 km (0.113 R)
• M18: 11,979,049 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.2

Radius: 8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.16 AU - 3.66 AU

Year: 4066 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,457,786 km

• M1: 99,931 km (0.066 R)
• M2: 1,007,542 km (0.064 R)
• M3: 1,588,281 km (0.082 R)
• M4: 3,486,229 km (0.067 R)
• M5: 5,438,032 km (0.075 R)
• M6: 7,048,304 km (0.104 R)
• M7: 7,540,331 km (0.098 R)
• M8: 12,460,755 km (0.108 R)
• M9: 13,484,453 km (0.078 R)
• M10: 16,436,916 km (0.038 R)
• M11: 17,405,712 km (0.12 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 19,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit