🌌 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: 455.1

Radius: 11.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.68 AU - 0.82 AU

Year: 448 Days

Day: 13.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,312,267 km

• M1: 145,559 km (0.08 R)
• M2: 517,758 km (0.112 R)
• M3: 935,884 km (0.04 R)
• M4: 1,345,334 km (0.115 R)
• M5: 2,242,472 km (0.101 R)
• M6: 2,803,314 km (0.102 R)
• M7: 3,679,360 km (0.056 R)
• M8: 4,090,604 km (0.101 R)
• M9: 4,830,216 km (0.084 R)
• M10: 5,247,744 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.5

Radius: 12.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.57 AU - 3.57 AU

Year: 3713 Days

Day: 13.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,312,267 km

• M1: 150,645 km (0.095 R)
• M2: 703,858 km (0.069 R)
• M3: 1,372,860 km (0.082 R)
• M4: 2,922,394 km (0.087 R)
• M5: 3,968,233 km (0.108 R)
• M6: 6,587,692 km (0.089 R)
• M7: 7,413,622 km (0.12 R)
• M8: 9,780,559 km (0.065 R)
• M9: 17,659,430 km (0.118 R)

Asteroid Belt

Center: 5.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.2

Radius: 7.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.05 AU - 10.49 AU

Year: 17927 Days

Day: 15.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,312,267 km

• M1: 99,632 km (0.119 R)
• M2: 407,056 km (0.11 R)
• M3: 1,295,518 km (0.097 R)
• M4: 1,733,540 km (0.116 R)
• M5: 2,467,168 km (0.098 R)
• M6: 5,001,057 km (0.117 R)
• M7: 8,238,504 km (0.118 R)
• M8: 14,379,796 km (0.105 R)
• M9: 14,755,287 km (0.079 R)
• M10: 16,938,369 km (0.106 R)
• M11: 23,795,187 km (0.063 R)
• M12: 26,875,557 km (0.108 R)
• M13: 28,023,421 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.7

Radius: 5.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.99 AU - 9.95 AU

Year: 20116 Days

Day: 22.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 69.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,312,267 km

• M1: 73,453 km (0.118 R)
• M2: 456,722 km (0.055 R)
• M3: 1,004,849 km (0.101 R)
• M4: 3,408,438 km (0.093 R)
• M5: 4,721,010 km (0.078 R)
• M6: 5,698,632 km (0.085 R)
• M7: 8,295,651 km (0.112 R)
• M8: 9,663,424 km (0.115 R)
• M9: 13,523,498 km (0.087 R)
• M10: 17,390,902 km (0.114 R)
• M11: 17,877,095 km (0.04 R)
• M12: 20,139,613 km (0.041 R)
• M13: 25,489,383 km (0.048 R)
• M14: 25,757,013 km (0.027 R)
• M15: 27,308,493 km (0.101 R)
• M16: 34,355,749 km (0.057 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: 266 - 15,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit