🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.3

Radius: 8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.17 AU

Year: 636 Days

Day: 12.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 175.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,970,182 km

• M1: 99,483 km (0.088 R)
• M2: 545,883 km (0.052 R)
• M3: 940,522 km (0.119 R)
• M4: 1,317,060 km (0.073 R)
• M5: 1,936,993 km (0.034 R)
• M6: 2,505,615 km (0.035 R)
• M7: 3,856,633 km (0.067 R)
• M8: 4,553,610 km (0.091 R)
• M9: 5,160,229 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565

Radius: 10.5

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.26 AU - 1.36 AU

Year: 984 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,970,182 km

• M1: 130,599 km (0.116 R)
• M2: 669,750 km (0.12 R)
• M3: 1,111,512 km (0.12 R)
• M4: 1,489,995 km (0.111 R)
• M5: 1,861,895 km (0.114 R)
• M6: 2,785,512 km (0.085 R)
• M7: 3,716,161 km (0.113 R)
• M8: 4,327,268 km (0.073 R)
• M9: 4,806,430 km (0.045 R)
• M10: 5,932,752 km (0.089 R)
• M11: 7,064,161 km (0.078 R)
• M12: 7,952,772 km (0.104 R)
• M13: 9,297,807 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 12.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.23 AU - 1.71 AU

Year: 1169 Days

Day: 13.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,970,182 km

• M1: 155,731 km (0.081 R)
• M2: 570,117 km (0.114 R)
• M3: 1,006,794 km (0.055 R)
• M4: 1,645,726 km (0.107 R)
• M5: 2,635,914 km (0.057 R)
• M6: 3,156,515 km (0.116 R)
• M7: 3,705,390 km (0.049 R)
• M8: 4,883,622 km (0.113 R)
• M9: 5,744,857 km (0.1 R)
• M10: 6,184,077 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.2

Radius: 12

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.14 AU - 3.5 AU

Year: 3968 Days

Day: 12.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,970,182 km

• M1: 149,299 km (0.047 R)
• M2: 1,214,436 km (0.115 R)
• M3: 2,071,183 km (0.096 R)
• M4: 2,555,132 km (0.049 R)
• M5: 2,986,721 km (0.103 R)
• M6: 3,680,556 km (0.08 R)
• M7: 4,355,542 km (0.097 R)
• M8: 5,802,303 km (0.075 R)
• M9: 6,209,508 km (0.092 R)
• M10: 6,884,344 km (0.108 R)
• M11: 7,941,403 km (0.077 R)
• M12: 9,273,572 km (0.065 R)
• M13: 10,749,505 km (0.03 R)
• M14: 12,754,864 km (0.1 R)
• M15: 13,402,324 km (0.081 R)
• M16: 14,622,743 km (0.118 R)
• M17: 15,916,017 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 18,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit