🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.3

Radius: 14.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.68 AU

Year: 269 Days

Day: 6.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,331,008 km

• M1: 185,352 km (0.119 R)
• M2: 655,388 km (0.098 R)
• M3: 1,199,476 km (0.061 R)
• M4: 1,747,154 km (0.081 R)
• M5: 2,211,655 km (0.086 R)
• M6: 2,675,259 km (0.069 R)
• M7: 3,419,658 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.1

Radius: 13.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.19 AU - 3.57 AU

Year: 3315 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,331,008 km

• M1: 166,652 km (0.108 R)
• M2: 1,270,385 km (0.053 R)
• M3: 2,192,207 km (0.115 R)
• M4: 2,714,453 km (0.074 R)
• M5: 3,559,681 km (0.062 R)
• M6: 4,374,242 km (0.089 R)
• M7: 5,235,028 km (0.12 R)
• M8: 9,176,483 km (0.111 R)
• M9: 10,388,076 km (0.102 R)
• M10: 11,703,640 km (0.051 R)
• M11: 12,761,147 km (0.113 R)
• M12: 15,270,203 km (0.102 R)
• M13: 16,640,818 km (0.078 R)
• M14: 17,749,787 km (0.081 R)
• M15: 18,672,058 km (0.104 R)
• M16: 20,176,564 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 11.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.36 AU - 4.48 AU

Year: 5264 Days

Day: 6 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,331,008 km

• M1: 143,913 km (0.083 R)
• M2: 518,955 km (0.117 R)
• M3: 911,799 km (0.079 R)
• M4: 1,315,863 km (0.093 R)
• M5: 1,872,666 km (0.086 R)
• M6: 4,230,478 km (0.078 R)
• M7: 4,674,335 km (0.037 R)
• M8: 5,064,337 km (0.067 R)
• M9: 5,498,320 km (0.117 R)
• M10: 6,028,046 km (0.078 R)
• M11: 7,796,293 km (0.115 R)
• M12: 8,170,288 km (0.071 R)
• M13: 8,677,424 km (0.085 R)
• M14: 10,257,776 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 12.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.09 AU - 5.25 AU

Year: 6845 Days

Day: 12.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,331,008 km

• M1: 154,235 km (0.118 R)
• M2: 737,218 km (0.056 R)
• M3: 1,435,990 km (0.06 R)
• M4: 1,908,420 km (0.108 R)
• M5: 3,527,219 km (0.108 R)
• M6: 3,947,439 km (0.048 R)
• M7: 4,446,348 km (0.101 R)
• M8: 5,085,729 km (0.093 R)
• M9: 5,704,616 km (0.102 R)
• M10: 6,173,156 km (0.052 R)
• M11: 7,062,665 km (0.054 R)
• M12: 8,661,567 km (0.086 R)
• M13: 9,170,349 km (0.097 R)
• M14: 10,612,024 km (0.087 R)
• M15: 11,537,885 km (0.058 R)
• M16: 12,562,780 km (0.093 R)
• M17: 13,989,495 km (0.118 R)
• M18: 23,261,571 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 14,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit