🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677

Radius: 10.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.79 AU - 0.85 AU

Year: 504 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,979,066 km

• M1: 132,095 km (0.118 R)
• M2: 487,390 km (0.087 R)
• M3: 919,728 km (0.037 R)
• M4: 1,313,320 km (0.081 R)
• M5: 1,644,978 km (0.103 R)
• M6: 2,042,011 km (0.12 R)
• M7: 2,424,832 km (0.092 R)
• M8: 2,965,628 km (0.117 R)
• M9: 3,301,176 km (0.081 R)
• M10: 3,967,336 km (0.069 R)
• M11: 4,303,931 km (0.07 R)
• M12: 4,923,416 km (0.113 R)
• M13: 5,636,100 km (0.071 R)
• M14: 5,990,348 km (0.062 R)
• M15: 6,416,253 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 11.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.14 AU - 1.54 AU

Year: 1052 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,979,066 km

• M1: 144,661 km (0.1 R)
• M2: 597,793 km (0.057 R)
• M3: 1,083,089 km (0.082 R)
• M4: 1,656,198 km (0.113 R)
• M5: 2,248,606 km (0.053 R)
• M6: 2,763,970 km (0.119 R)
• M7: 3,490,717 km (0.076 R)
• M8: 4,213,424 km (0.067 R)
• M9: 5,193,140 km (0.078 R)
• M10: 6,226,712 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 12.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.22 AU - 1.46 AU

Year: 1052 Days

Day: 10.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,979,066 km

• M1: 156,629 km (0.095 R)
• M2: 644,019 km (0.112 R)
• M3: 1,057,956 km (0.109 R)
• M4: 1,657,844 km (0.095 R)
• M5: 2,053,380 km (0.12 R)
• M6: 2,524,763 km (0.113 R)
• M7: 2,987,918 km (0.096 R)
• M8: 3,704,642 km (0.104 R)
• M9: 4,804,784 km (0.109 R)
• M10: 5,832,821 km (0.118 R)
• M11: 7,170,974 km (0.097 R)
• M12: 8,621,624 km (0.086 R)
• M13: 10,478,134 km (0.083 R)
• M14: 10,956,997 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 12.5

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.09 AU - 1.77 AU

Year: 1160 Days

Day: 12.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,979,066 km

• M1: 155,432 km (0.077 R)
• M2: 596,896 km (0.069 R)
• M3: 1,447,509 km (0.081 R)
• M4: 1,879,697 km (0.105 R)
• M5: 3,205,134 km (0.055 R)
• M6: 3,730,073 km (0.112 R)
• M7: 4,137,428 km (0.111 R)
• M8: 4,541,343 km (0.111 R)
• M9: 7,108,741 km (0.054 R)
• M10: 7,524,773 km (0.089 R)
• M11: 8,898,680 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 8.3

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.66 AU - 3.9 AU

Year: 4029 Days

Day: 11.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,979,066 km

• M1: 103,223 km (0.104 R)
• M2: 386,262 km (0.114 R)
• M3: 1,071,869 km (0.09 R)
• M4: 1,511,088 km (0.091 R)
• M5: 1,995,187 km (0.111 R)
• M6: 2,646,985 km (0.074 R)
• M7: 2,911,773 km (0.112 R)
• M8: 3,392,880 km (0.093 R)
• M9: 3,815,045 km (0.105 R)
• M10: 4,295,553 km (0.071 R)
• M11: 4,637,983 km (0.102 R)
• M12: 5,461,519 km (0.043 R)
• M13: 6,255,136 km (0.073 R)
• M14: 6,891,076 km (0.119 R)
• M15: 8,106,709 km (0.027 R)
• M16: 10,125,681 km (0.088 R)
• M17: 10,601,403 km (0.091 R)
• M18: 12,166,795 km (0.104 R)
• M19: 12,904,312 km (0.069 R)
• M20: 15,071,686 km (0.101 R)
• M21: 15,635,072 km (0.095 R)
• M22: 16,744,190 km (0.03 R)
• M23: 17,471,087 km (0.027 R)
• M24: 17,842,388 km (0.045 R)
• M25: 20,453,470 km (0.112 R)
• M26: 24,832,050 km (0.111 R)
• M27: 25,538,600 km (0.053 R)
• M28: 26,016,865 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.9

Radius: 12.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.92 AU - 5.6 AU

Year: 8182 Days

Day: 12.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,979,066 km

• M1: 166,203 km (0.04 R)
• M2: 661,821 km (0.077 R)
• M3: 1,456,485 km (0.113 R)
• M4: 1,874,461 km (0.035 R)
• M5: 5,016,765 km (0.077 R)
• M6: 6,283,111 km (0.107 R)
• M7: 7,752,311 km (0.115 R)
• M8: 8,752,373 km (0.117 R)
• M9: 10,369,526 km (0.099 R)
• M10: 14,763,215 km (0.114 R)
• M11: 17,935,289 km (0.111 R)
• M12: 20,660,812 km (0.093 R)
• M13: 21,879,736 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 13,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit