🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 14.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.49 AU - 0.69 AU

Year: 313 Days

Day: 12.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 24,063,319 km

• M1: 203,603 km (0.095 R)
• M2: 807,380 km (0.086 R)
• M3: 1,281,455 km (0.106 R)
• M4: 1,795,623 km (0.114 R)
• M5: 3,221,740 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.8

Radius: 13.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.97 AU - 1.17 AU

Year: 764 Days

Day: 8.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,063,319 km

• M1: 165,455 km (0.111 R)
• M2: 758,162 km (0.088 R)
• M3: 1,514,529 km (0.068 R)
• M4: 1,984,266 km (0.093 R)
• M5: 2,543,014 km (0.099 R)
• M6: 3,009,610 km (0.058 R)
• M7: 3,647,944 km (0.064 R)
• M8: 4,245,438 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 11.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.85 AU - 2.21 AU

Year: 1996 Days

Day: 5.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,063,319 km

• M1: 148,251 km (0.084 R)
• M2: 564,433 km (0.068 R)
• M3: 939,475 km (0.079 R)
• M4: 1,338,751 km (0.093 R)
• M5: 1,772,585 km (0.06 R)
• M6: 2,276,730 km (0.032 R)
• M7: 2,736,893 km (0.09 R)
• M8: 3,152,476 km (0.12 R)
• M9: 4,022,537 km (0.12 R)
• M10: 4,800,446 km (0.106 R)
• M11: 5,744,109 km (0.074 R)
• M12: 6,333,076 km (0.096 R)
• M13: 6,705,575 km (0.106 R)
• M14: 7,278,535 km (0.107 R)
• M15: 7,799,435 km (0.115 R)
• M16: 8,702,707 km (0.093 R)
• M17: 10,856,916 km (0.108 R)
• M18: 12,867,062 km (0.108 R)
• M19: 13,264,993 km (0.101 R)
• M20: 13,877,147 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.5

Radius: 10.5

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.71 AU - 3.89 AU

Year: 5113 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,063,319 km

• M1: 130,599 km (0.066 R)
• M2: 457,321 km (0.113 R)
• M3: 1,382,584 km (0.06 R)
• M4: 1,755,980 km (0.08 R)
• M5: 2,211,206 km (0.05 R)
• M6: 2,615,420 km (0.048 R)
• M7: 3,231,164 km (0.116 R)
• M8: 5,589,575 km (0.106 R)
• M9: 6,114,963 km (0.045 R)
• M10: 7,011,203 km (0.096 R)
• M11: 9,100,637 km (0.084 R)
• M12: 9,517,566 km (0.113 R)
• M13: 10,186,867 km (0.101 R)
• M14: 11,099,264 km (0.119 R)
• M15: 11,840,971 km (0.094 R)
• M16: 12,943,806 km (0.084 R)
• M17: 14,570,384 km (0.108 R)
• M18: 15,890,286 km (0.061 R)
• M19: 18,284,749 km (0.113 R)
• M20: 18,888,526 km (0.106 R)
• M21: 23,493,448 km (0.046 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: 156 - 10,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit