🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 9.2

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.8 AU - 0.86 AU

Year: 488 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,122,274 km

• M1: 115,340 km (0.113 R)
• M2: 406,607 km (0.095 R)
• M3: 768,335 km (0.077 R)
• M4: 1,188,106 km (0.077 R)
• M5: 1,647,671 km (0.115 R)
• M6: 2,084,048 km (0.114 R)
• M7: 3,078,275 km (0.093 R)
• M8: 3,508,220 km (0.09 R)
• M9: 5,778,367 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.7

Radius: 9.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.79 AU - 1.21 AU

Year: 646 Days

Day: 14 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,122,274 km

• M1: 118,182 km (0.089 R)
• M2: 413,788 km (0.103 R)
• M3: 1,302,249 km (0.082 R)
• M4: 1,682,527 km (0.118 R)
• M5: 2,034,531 km (0.086 R)
• M6: 2,610,632 km (0.077 R)
• M7: 3,744,734 km (0.106 R)
• M8: 4,252,619 km (0.084 R)
• M9: 4,715,325 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.7

Radius: 13.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.56 AU - 2.7 AU

Year: 2754 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,122,274 km

• M1: 172,935 km (0.035 R)
• M2: 679,174 km (0.07 R)
• M3: 1,240,166 km (0.092 R)
• M4: 1,915,750 km (0.11 R)
• M5: 2,360,505 km (0.043 R)
• M6: 3,451,372 km (0.1 R)
• M7: 3,915,874 km (0.038 R)
• M8: 7,073,287 km (0.119 R)
• M9: 7,646,246 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 8.7

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.68 AU - 5.56 AU

Year: 6412 Days

Day: 9.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 28,122,274 km

• M1: 111,151 km (0.095 R)
• M2: 402,418 km (0.118 R)
• M3: 690,843 km (0.066 R)
• M4: 1,052,271 km (0.096 R)
• M5: 1,621,192 km (0.063 R)
• M6: 1,996,832 km (0.095 R)
• M7: 2,414,061 km (0.116 R)
• M8: 3,054,041 km (0.111 R)
• M9: 3,464,986 km (0.086 R)
• M10: 3,934,723 km (0.086 R)
• M11: 4,618,086 km (0.085 R)
• M12: 4,949,296 km (0.06 R)
• M13: 6,404,584 km (0.093 R)
• M14: 6,914,862 km (0.118 R)
• M15: 7,349,145 km (0.055 R)
• M16: 7,944,395 km (0.119 R)
• M17: 9,634,851 km (0.096 R)
• M18: 10,262,414 km (0.096 R)
• M19: 11,322,614 km (0.09 R)
• M20: 13,097,892 km (0.046 R)
• M21: 14,397,748 km (0.089 R)
• M22: 15,217,694 km (0.071 R)
• M23: 16,010,712 km (0.108 R)
• M24: 17,070,613 km (0.112 R)
• M25: 18,176,440 km (0.111 R)
• M26: 18,491,942 km (0.086 R)
• M27: 18,939,838 km (0.07 R)
• M28: 26,555,567 km (0.115 R)
• M29: 27,787,505 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 16,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit