🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 14.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.45 AU - 0.57 AU

Year: 256 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,549,670 km

• M1: 185,352 km (0.087 R)
• M2: 653,294 km (0.061 R)
• M3: 1,193,043 km (0.109 R)
• M4: 1,703,471 km (0.096 R)
• M5: 2,278,525 km (0.103 R)
• M6: 3,122,108 km (0.054 R)
• M7: 3,617,725 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.2

Radius: 13.8

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.67 AU

Year: 310 Days

Day: 6.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,549,670 km

• M1: 171,589 km (0.096 R)
• M2: 626,815 km (0.094 R)
• M3: 1,056,161 km (0.061 R)
• M4: 1,795,773 km (0.116 R)
• M5: 2,276,431 km (0.08 R)
• M6: 2,758,435 km (0.101 R)
• M7: 3,287,712 km (0.103 R)
• M8: 3,778,393 km (0.098 R)
• M9: 4,369,455 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 12.5

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.04 AU - 1.26 AU

Year: 867 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,549,670 km

• M1: 157,676 km (0.054 R)
• M2: 639,082 km (0.059 R)
• M3: 1,201,570 km (0.09 R)
• M4: 1,949,859 km (0.106 R)
• M5: 2,944,535 km (0.116 R)
• M6: 3,832,548 km (0.114 R)
• M7: 4,518,604 km (0.102 R)
• M8: 5,842,994 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.8

Radius: 11.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.16 AU - 1.28 AU

Year: 947 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,549,670 km

• M1: 143,315 km (0.097 R)
• M2: 565,480 km (0.099 R)
• M3: 1,116,000 km (0.078 R)
• M4: 1,552,228 km (0.111 R)
• M5: 1,960,779 km (0.108 R)
• M6: 2,395,810 km (0.096 R)
• M7: 3,067,804 km (0.104 R)
• M8: 4,105,115 km (0.108 R)
• M9: 4,641,573 km (0.027 R)
• M10: 5,483,061 km (0.113 R)
• M11: 6,720,984 km (0.036 R)
• M12: 9,593,711 km (0.104 R)
• M13: 10,699,689 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.9

Radius: 13.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.56 AU - 2.46 AU

Year: 2003 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,549,670 km

• M1: 171,589 km (0.06 R)
• M2: 689,347 km (0.115 R)
• M3: 1,852,171 km (0.09 R)
• M4: 3,031,451 km (0.087 R)
• M5: 3,632,984 km (0.112 R)
• M6: 4,116,036 km (0.099 R)
• M7: 4,579,340 km (0.108 R)
• M8: 7,156,613 km (0.078 R)
• M9: 8,355,191 km (0.084 R)
• M10: 8,870,555 km (0.119 R)
• M11: 9,965,163 km (0.105 R)
• M12: 10,731,254 km (0.116 R)
• M13: 16,678,367 km (0.097 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: 230 - 11,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit