🌌 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: 323.4

Radius: 8.4

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.72 AU - 0.78 AU

Year: 448 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,387,515 km

• M1: 104,419 km (0.066 R)
• M2: 390,450 km (0.078 R)
• M3: 733,628 km (0.064 R)
• M4: 1,114,355 km (0.087 R)
• M5: 1,993,691 km (0.066 R)
• M6: 2,903,246 km (0.03 R)
• M7: 3,211,268 km (0.076 R)
• M8: 3,761,638 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 12.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.92 AU - 1.36 AU

Year: 840 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,387,515 km

• M1: 151,991 km (0.046 R)
• M2: 709,543 km (0.047 R)
• M3: 1,115,701 km (0.12 R)
• M4: 1,516,623 km (0.117 R)
• M5: 2,072,379 km (0.075 R)
• M6: 2,556,628 km (0.117 R)
• M7: 3,015,295 km (0.09 R)
• M8: 3,873,388 km (0.112 R)
• M9: 4,993,128 km (0.025 R)
• M10: 5,971,199 km (0.113 R)
• M11: 6,527,404 km (0.118 R)
• M12: 7,911,932 km (0.098 R)
• M13: 8,532,913 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.8

Radius: 9.8

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.4 AU - 3.88 AU

Year: 3841 Days

Day: 6.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,387,515 km

• M1: 134,189 km (0.114 R)
• M2: 539,151 km (0.092 R)
• M3: 1,297,014 km (0.069 R)
• M4: 1,662,930 km (0.105 R)
• M5: 2,111,574 km (0.059 R)
• M6: 3,960,454 km (0.03 R)
• M7: 4,766,338 km (0.079 R)
• M8: 6,061,855 km (0.072 R)
• M9: 7,977,157 km (0.109 R)
• M10: 10,878,757 km (0.057 R)
• M11: 11,473,109 km (0.066 R)
• M12: 13,006,637 km (0.083 R)
• M13: 16,366,157 km (0.104 R)
• M14: 20,904,208 km (0.074 R)
• M15: 21,360,182 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.9

Radius: 8.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.16 AU - 3.3 AU

Year: 4007 Days

Day: 9.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 25,387,515 km

• M1: 107,112 km (0.077 R)
• M2: 469,737 km (0.102 R)
• M3: 749,336 km (0.087 R)
• M4: 1,316,162 km (0.09 R)
• M5: 1,700,778 km (0.086 R)
• M6: 2,289,895 km (0.067 R)
• M7: 3,600,372 km (0.119 R)
• M8: 3,978,107 km (0.117 R)
• M9: 6,073,973 km (0.119 R)
• M10: 7,441,297 km (0.086 R)
• M11: 7,710,424 km (0.073 R)
• M12: 8,197,066 km (0.033 R)
• M13: 8,815,354 km (0.076 R)
• M14: 9,270,281 km (0.107 R)
• M15: 9,700,973 km (0.11 R)
• M16: 10,434,601 km (0.116 R)
• M17: 11,469,370 km (0.096 R)
• M18: 12,011,811 km (0.049 R)
• M19: 13,147,858 km (0.061 R)
• M20: 13,842,889 km (0.084 R)
• M21: 14,199,381 km (0.088 R)
• M22: 14,719,383 km (0.095 R)
• M23: 15,523,023 km (0.032 R)
• M24: 16,525,778 km (0.035 R)
• M25: 16,869,404 km (0.06 R)
• M26: 17,334,952 km (0.106 R)
• M27: 17,630,259 km (0.06 R)
• M28: 18,170,307 km (0.073 R)
• M29: 18,845,293 km (0.12 R)
• M30: 20,638,971 km (0.104 R)
• M31: 24,340,471 km (0.097 R)
• M32: 24,935,123 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit