🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.51 AU - 0.71 AU

Year: 308 Days

Day: 30.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.8

Radius: 11.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.71 AU - 0.89 AU

Year: 462 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 10,260,009 km

• M1: 139,724 km (0.1 R)
• M2: 211,083 km (0.099 R)
• M3: 400,773 km (0.071 R)
• M4: 495,917 km (0.077 R)
• M5: 607,367 km (0.11 R)
• M6: 709,543 km (0.109 R)
• M7: 834,158 km (0.059 R)
• M8: 941,419 km (0.112 R)
• M9: 1,022,950 km (0.113 R)
• M10: 1,111,662 km (0.091 R)
• M11: 1,249,741 km (0.116 R)
• M12: 1,413,550 km (0.118 R)
• M13: 1,589,777 km (0.115 R)
• M14: 1,709,604 km (0.091 R)
• M15: 1,876,256 km (0.095 R)
• M16: 2,104,842 km (0.073 R)
• M17: 2,185,026 km (0.045 R)
• M18: 2,266,408 km (0.032 R)
• M19: 2,402,243 km (0.108 R)
• M20: 2,498,284 km (0.066 R)
• M21: 2,589,539 km (0.11 R)
• M22: 2,694,557 km (0.044 R)
• M23: 2,775,639 km (0.12 R)
• M24: 2,870,334 km (0.086 R)
• M25: 3,043,718 km (0.048 R)
• M26: 3,200,646 km (0.106 R)
• M27: 3,300,129 km (0.114 R)
• M28: 3,373,731 km (0.064 R)
• M29: 3,653,180 km (0.063 R)
• M30: 3,785,275 km (0.117 R)
• M31: 3,890,592 km (0.096 R)
• M32: 3,996,956 km (0.075 R)
• M33: 4,176,473 km (0.104 R)
• M34: 4,329,362 km (0.117 R)
• M35: 4,461,906 km (0.082 R)
• M36: 4,633,345 km (0.114 R)
• M37: 4,716,073 km (0.114 R)
• M38: 4,837,247 km (0.074 R)
• M39: 4,921,321 km (0.055 R)
• M40: 5,028,882 km (0.09 R)
• M41: 5,238,469 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.7

Radius: 12.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.83 AU - 1.37 AU

Year: 745 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 10,260,009 km

• M1: 160,369 km (0.114 R)
• M2: 246,537 km (0.116 R)
• M3: 433,983 km (0.067 R)
• M4: 529,726 km (0.088 R)
• M5: 679,474 km (0.039 R)
• M6: 890,107 km (0.115 R)
• M7: 971,339 km (0.119 R)
• M8: 1,049,279 km (0.102 R)
• M9: 1,263,803 km (0.053 R)
• M10: 1,376,749 km (0.093 R)
• M11: 1,613,263 km (0.081 R)
• M12: 1,707,360 km (0.048 R)
• M13: 1,923,978 km (0.081 R)
• M14: 2,141,942 km (0.12 R)
• M15: 2,229,906 km (0.114 R)
• M16: 2,534,786 km (0.109 R)
• M17: 2,653,717 km (0.084 R)
• M18: 2,791,945 km (0.102 R)
• M19: 2,932,717 km (0.054 R)
• M20: 3,112,085 km (0.075 R)
• M21: 3,295,043 km (0.089 R)
• M22: 3,491,166 km (0.086 R)
• M23: 3,643,157 km (0.115 R)
• M24: 3,719,901 km (0.099 R)
• M25: 3,953,872 km (0.07 R)
• M26: 4,052,756 km (0.042 R)
• M27: 4,293,459 km (0.095 R)
• M28: 4,436,175 km (0.116 R)
• M29: 4,778,754 km (0.052 R)
• M30: 4,958,571 km (0.118 R)
• M31: 5,129,861 km (0.107 R)
• M32: 5,216,328 km (0.078 R)
• M33: 5,336,006 km (0.116 R)
• M34: 5,467,503 km (0.103 R)
• M35: 5,633,557 km (0.101 R)
• M36: 5,790,036 km (0.045 R)
• M37: 5,902,683 km (0.112 R)
• M38: 6,141,741 km (0.102 R)
• M39: 6,233,594 km (0.098 R)
• M40: 6,383,940 km (0.03 R)
• M41: 6,547,151 km (0.046 R)
• M42: 6,652,917 km (0.091 R)
• M43: 6,770,949 km (0.095 R)
• M44: 6,913,666 km (0.1 R)
• M45: 7,057,280 km (0.069 R)
• M46: 7,250,410 km (0.112 R)
• M47: 8,015,304 km (0.115 R)
• M48: 8,141,116 km (0.05 R)
• M49: 8,305,674 km (0.117 R)
• M50: 8,728,288 km (0.114 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.5

Radius: 13.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.5 AU - 2.2 AU

Year: 1625 Days

Day: 5.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 10,260,009 km

• M1: 171,439 km (0.096 R)
• M2: 331,509 km (0.099 R)
• M3: 427,700 km (0.079 R)
• M4: 750,682 km (0.079 R)
• M5: 859,290 km (0.072 R)
• M6: 1,026,840 km (0.09 R)
• M7: 1,135,747 km (0.111 R)
• M8: 1,396,047 km (0.042 R)
• M9: 1,564,794 km (0.092 R)
• M10: 1,740,870 km (0.085 R)
• M11: 1,839,755 km (0.086 R)
• M12: 2,052,034 km (0.072 R)
• M13: 2,381,299 km (0.119 R)
• M14: 2,464,027 km (0.109 R)
• M15: 2,981,186 km (0.067 R)
• M16: 3,130,934 km (0.093 R)
• M17: 3,303,719 km (0.098 R)
• M18: 3,438,058 km (0.09 R)
• M19: 3,680,108 km (0.109 R)
• M20: 3,808,762 km (0.107 R)
• M21: 3,895,379 km (0.112 R)
• M22: 3,982,744 km (0.063 R)
• M23: 4,181,560 km (0.076 R)
• M24: 4,282,089 km (0.106 R)
• M25: 4,428,995 km (0.04 R)
• M26: 4,704,554 km (0.117 R)
• M27: 4,844,577 km (0.119 R)
• M28: 5,272,727 km (0.113 R)
• M29: 5,540,507 km (0.048 R)
• M30: 5,875,307 km (0.085 R)
• M31: 5,975,837 km (0.064 R)
• M32: 6,064,249 km (0.107 R)
• M33: 6,280,717 km (0.109 R)
• M34: 6,370,775 km (0.076 R)
• M35: 6,473,997 km (0.036 R)
• M36: 6,656,208 km (0.069 R)
• M37: 6,853,228 km (0.099 R)
• M38: 6,972,308 km (0.083 R)
• M39: 7,105,600 km (0.03 R)
• M40: 7,729,423 km (0.039 R)
• M41: 7,825,913 km (0.059 R)
• M42: 7,978,354 km (0.119 R)
• M43: 8,061,979 km (0.076 R)
• M44: 8,187,791 km (0.06 R)
• M45: 8,370,898 km (0.117 R)
• M46: 8,698,069 km (0.081 R)
• M47: 8,884,917 km (0.089 R)
• M48: 9,029,578 km (0.08 R)
• M49: 9,291,823 km (0.07 R)
• M50: 9,379,786 km (0.12 R)
• M51: 9,571,421 km (0.1 R)
• M52: 10,124,036 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit