🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.6

Radius: 9.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.44 AU - 0.7 AU

Year: 302 Days

Day: 14.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,970,703 km

• M1: 122,521 km (0.082 R)
• M2: 450,589 km (0.066 R)
• M3: 1,037,760 km (0.118 R)
• M4: 1,699,432 km (0.034 R)
• M5: 2,143,588 km (0.059 R)
• M6: 2,621,254 km (0.049 R)
• M7: 2,959,644 km (0.039 R)
• M8: 3,491,016 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.5

Radius: 13

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.2 AU - 1.4 AU

Year: 1042 Days

Day: 14.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 149.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,970,703 km

• M1: 161,715 km (0.1 R)
• M2: 685,457 km (0.119 R)
• M3: 1,323,792 km (0.061 R)
• M4: 1,798,615 km (0.084 R)
• M5: 3,407,092 km (0.11 R)
• M6: 3,908,843 km (0.087 R)
• M7: 8,444,201 km (0.043 R)
• M8: 8,927,403 km (0.068 R)
• M9: 9,549,730 km (0.079 R)
• M10: 10,328,237 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.2

Radius: 10.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.03 AU - 3.97 AU

Year: 4603 Days

Day: 8.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,970,703 km

• M1: 137,480 km (0.084 R)
• M2: 472,280 km (0.109 R)
• M3: 826,379 km (0.116 R)
• M4: 1,754,484 km (0.067 R)
• M5: 2,645,040 km (0.084 R)
• M6: 3,310,152 km (0.096 R)
• M7: 5,022,001 km (0.118 R)
• M8: 5,399,286 km (0.105 R)
• M9: 6,469,958 km (0.053 R)
• M10: 7,227,372 km (0.055 R)
• M11: 7,975,362 km (0.1 R)
• M12: 8,420,565 km (0.09 R)
• M13: 8,991,131 km (0.057 R)
• M14: 9,511,433 km (0.074 R)
• M15: 10,530,942 km (0.086 R)
• M16: 12,740,203 km (0.11 R)
• M17: 14,027,194 km (0.12 R)
• M18: 14,626,184 km (0.103 R)
• M19: 16,969,485 km (0.065 R)
• M20: 17,938,430 km (0.063 R)
• M21: 21,457,421 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.3

Radius: 10.5

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.08 AU - 4 AU

Year: 4682 Days

Day: 14.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,970,703 km

• M1: 130,599 km (0.034 R)
• M2: 570,716 km (0.072 R)
• M3: 899,083 km (0.057 R)
• M4: 1,254,079 km (0.12 R)
• M5: 1,743,414 km (0.082 R)
• M6: 2,168,421 km (0.076 R)
• M7: 2,861,358 km (0.095 R)
• M8: 3,853,641 km (0.066 R)
• M9: 6,247,057 km (0.114 R)
• M10: 6,636,610 km (0.08 R)
• M11: 7,181,446 km (0.119 R)
• M12: 9,536,415 km (0.103 R)
• M13: 10,545,004 km (0.118 R)
• M14: 11,051,692 km (0.119 R)
• M15: 11,623,156 km (0.105 R)
• M16: 15,124,494 km (0.105 R)
• M17: 15,948,479 km (0.097 R)
• M18: 17,815,012 km (0.095 R)
• M19: 19,069,839 km (0.076 R)
• M20: 20,881,320 km (0.059 R)
• M21: 27,000,770 km (0.084 R)
• M22: 28,300,626 km (0.096 R)
• M23: 30,652,005 km (0.116 R)
• M24: 31,024,953 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 14,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit