🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.3

Radius: 13

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.91 AU - 2.73 AU

Year: 2356 Days

Day: 8.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,554,623 km

• M1: 161,715 km (0.056 R)
• M2: 610,808 km (0.089 R)
• M3: 1,295,966 km (0.049 R)
• M4: 3,100,416 km (0.106 R)
• M5: 3,556,540 km (0.105 R)
• M6: 4,584,427 km (0.102 R)
• M7: 5,413,049 km (0.091 R)
• M8: 6,552,985 km (0.095 R)
• M9: 7,079,869 km (0.088 R)
• M10: 7,635,027 km (0.114 R)
• M11: 8,766,884 km (0.09 R)
• M12: 10,261,816 km (0.107 R)
• M13: 14,571,581 km (0.086 R)
• M14: 16,009,815 km (0.079 R)

Asteroid Belt

Center: 2.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 11.8

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.98 AU - 4.18 AU

Year: 4517 Days

Day: 11.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,554,623 km

• M1: 153,637 km (0.083 R)
• M2: 543,339 km (0.079 R)
• M3: 999,463 km (0.07 R)
• M4: 2,139,698 km (0.073 R)
• M5: 2,821,266 km (0.078 R)
• M6: 4,576,498 km (0.052 R)
• M7: 5,155,442 km (0.117 R)
• M8: 5,615,306 km (0.115 R)
• M9: 6,724,574 km (0.067 R)
• M10: 9,206,552 km (0.048 R)
• M11: 9,576,059 km (0.047 R)
• M12: 11,966,334 km (0.091 R)
• M13: 13,664,270 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 13.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.46 AU - 4.52 AU

Year: 5315 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 18,554,623 km

• M1: 164,109 km (0.098 R)
• M2: 579,991 km (0.073 R)
• M3: 1,069,625 km (0.076 R)
• M4: 1,493,286 km (0.097 R)
• M5: 1,980,377 km (0.089 R)
• M6: 2,947,527 km (0.054 R)
• M7: 6,279,221 km (0.029 R)
• M8: 8,106,409 km (0.094 R)
• M9: 8,884,767 km (0.115 R)
• M10: 9,443,515 km (0.118 R)
• M11: 12,598,085 km (0.117 R)
• M12: 13,208,594 km (0.092 R)
• M13: 15,317,476 km (0.065 R)
• M14: 15,850,942 km (0.06 R)
• M15: 16,730,427 km (0.08 R)
• M16: 17,875,150 km (0.069 R)
• M17: 22,567,886 km (0.09 R)
• M18: 23,329,190 km (0.071 R)
• M19: 23,822,563 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.5

Radius: 11.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.55 AU - 4.55 AU

Year: 5435 Days

Day: 11.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,554,623 km

• M1: 152,291 km (0.109 R)
• M2: 756,516 km (0.042 R)
• M3: 1,234,033 km (0.08 R)
• M4: 2,307,996 km (0.092 R)
• M5: 3,697,311 km (0.033 R)
• M6: 5,128,664 km (0.057 R)
• M7: 7,694,267 km (0.114 R)
• M8: 14,714,746 km (0.075 R)
• M9: 15,779,434 km (0.069 R)
• M10: 16,179,010 km (0.102 R)
• M11: 18,499,422 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 11,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit