🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 14.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.73 AU - 0.77 AU

Year: 426 Days

Day: 11.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,918,746 km

• M1: 176,825 km (0.081 R)
• M2: 818,300 km (0.063 R)
• M3: 1,283,400 km (0.072 R)
• M4: 1,754,185 km (0.087 R)
• M5: 2,204,025 km (0.08 R)
• M6: 2,785,363 km (0.053 R)
• M7: 3,712,720 km (0.11 R)

Asteroid Belt

Center: 1.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.8

Radius: 9.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.49 AU - 1.55 AU

Year: 1229 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,918,746 km

• M1: 116,836 km (0.089 R)
• M2: 422,315 km (0.066 R)
• M3: 753,973 km (0.095 R)
• M4: 1,251,835 km (0.109 R)
• M5: 1,572,573 km (0.106 R)
• M6: 1,968,558 km (0.085 R)
• M7: 2,328,042 km (0.048 R)
• M8: 2,718,792 km (0.073 R)
• M9: 3,602,766 km (0.12 R)
• M10: 4,161,514 km (0.117 R)
• M11: 4,721,907 km (0.048 R)
• M12: 5,471,991 km (0.081 R)
• M13: 6,254,986 km (0.117 R)
• M14: 6,592,928 km (0.116 R)
• M15: 8,744,893 km (0.087 R)
• M16: 9,399,533 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 14.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.39 AU - 2.77 AU

Year: 2719 Days

Day: 11.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,918,746 km

• M1: 177,872 km (0.067 R)
• M2: 687,552 km (0.089 R)
• M3: 1,159,084 km (0.114 R)
• M4: 1,754,633 km (0.098 R)
• M5: 3,292,500 km (0.065 R)
• M6: 4,172,285 km (0.086 R)
• M7: 5,474,384 km (0.109 R)
• M8: 6,710,811 km (0.049 R)
• M9: 8,357,883 km (0.092 R)
• M10: 10,848,389 km (0.03 R)
• M11: 12,570,111 km (0.08 R)
• M12: 13,380,931 km (0.119 R)
• M13: 13,940,726 km (0.063 R)
• M14: 14,419,140 km (0.105 R)
• M15: 15,157,256 km (0.057 R)
• M16: 15,817,282 km (0.1 R)
• M17: 16,762,741 km (0.1 R)
• M18: 18,593,669 km (0.083 R)
• M19: 20,127,496 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287

Radius: 11.2

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.76 AU - 3.04 AU

Year: 3240 Days

Day: 10.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,918,746 km

• M1: 139,425 km (0.048 R)
• M2: 503,696 km (0.058 R)
• M3: 1,003,054 km (0.102 R)
• M4: 1,501,514 km (0.083 R)
• M5: 2,236,787 km (0.103 R)
• M6: 3,165,641 km (0.043 R)
• M7: 4,726,096 km (0.074 R)
• M8: 5,723,764 km (0.053 R)
• M9: 6,454,550 km (0.071 R)
• M10: 7,161,699 km (0.117 R)
• M11: 7,680,953 km (0.102 R)
• M12: 8,380,772 km (0.101 R)
• M13: 8,730,382 km (0.077 R)
• M14: 9,089,716 km (0.046 R)
• M15: 12,128,498 km (0.101 R)
• M16: 13,035,510 km (0.058 R)
• M17: 13,419,378 km (0.086 R)
• M18: 13,810,875 km (0.051 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 19,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit