🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 11.4

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.62 AU - 0.94 AU

Year: 452 Days

Day: 9.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,476,424 km

• M1: 141,819 km (0.072 R)
• M2: 541,095 km (0.084 R)
• M3: 896,540 km (0.071 R)
• M4: 1,772,735 km (0.086 R)
• M5: 2,268,203 km (0.077 R)
• M6: 2,962,337 km (0.118 R)
• M7: 3,407,391 km (0.117 R)
• M8: 4,070,708 km (0.105 R)
• M9: 4,697,373 km (0.076 R)
• M10: 5,861,095 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 11.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.26 AU

Year: 686 Days

Day: 9.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,476,424 km

• M1: 138,079 km (0.094 R)
• M2: 513,869 km (0.099 R)
• M3: 1,093,261 km (0.111 R)
• M4: 1,520,064 km (0.102 R)
• M5: 1,950,158 km (0.117 R)
• M6: 2,338,364 km (0.062 R)
• M7: 2,847,296 km (0.117 R)
• M8: 4,309,017 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.1

Radius: 13

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.24 AU - 1.62 AU

Year: 1122 Days

Day: 5.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,476,424 km

• M1: 161,715 km (0.077 R)
• M2: 621,130 km (0.104 R)
• M3: 1,211,444 km (0.083 R)
• M4: 1,916,050 km (0.104 R)
• M5: 2,615,569 km (0.115 R)
• M6: 3,215,008 km (0.088 R)
• M7: 3,770,465 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842

Radius: 10.4

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.63 AU - 2.71 AU

Year: 2097 Days

Day: 5.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 115 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,476,424 km

• M1: 129,851 km (0.116 R)
• M2: 681,119 km (0.117 R)
• M3: 1,033,422 km (0.064 R)
• M4: 2,069,986 km (0.09 R)
• M5: 2,630,379 km (0.048 R)
• M6: 3,550,107 km (0.061 R)
• M7: 4,543,587 km (0.118 R)
• M8: 5,048,180 km (0.119 R)
• M9: 6,196,045 km (0.053 R)
• M10: 6,679,096 km (0.095 R)
• M11: 7,391,481 km (0.114 R)
• M12: 8,668,449 km (0.116 R)
• M13: 10,050,733 km (0.096 R)
• M14: 11,614,479 km (0.113 R)
• M15: 13,823,741 km (0.067 R)
• M16: 15,266,463 km (0.085 R)
• M17: 15,999,642 km (0.116 R)
• M18: 16,501,244 km (0.105 R)
• M19: 16,910,095 km (0.115 R)
• M20: 18,069,478 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 13.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.68 AU - 3.24 AU

Year: 3341 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,476,424 km

• M1: 171,589 km (0.118 R)
• M2: 607,966 km (0.079 R)
• M3: 1,074,861 km (0.086 R)
• M4: 1,762,712 km (0.079 R)
• M5: 2,400,298 km (0.087 R)
• M6: 3,096,826 km (0.096 R)
• M7: 3,679,210 km (0.088 R)
• M8: 4,392,193 km (0.093 R)
• M9: 5,644,627 km (0.101 R)
• M10: 6,193,202 km (0.04 R)
• M11: 7,015,542 km (0.091 R)
• M12: 7,650,734 km (0.086 R)
• M13: 9,100,487 km (0.066 R)
• M14: 11,495,848 km (0.101 R)
• M15: 13,517,813 km (0.117 R)
• M16: 14,768,302 km (0.053 R)
• M17: 15,307,752 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 11.1

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.71 AU - 3.85 AU

Year: 3897 Days

Day: 8.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 101.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,476,424 km

• M1: 139,276 km (0.052 R)
• M2: 679,773 km (0.044 R)
• M3: 1,076,057 km (0.109 R)
• M4: 1,724,564 km (0.096 R)
• M5: 2,159,894 km (0.12 R)
• M6: 2,554,234 km (0.08 R)
• M7: 2,925,237 km (0.083 R)
• M8: 3,993,066 km (0.069 R)
• M9: 5,410,955 km (0.118 R)
• M10: 6,264,560 km (0.105 R)
• M11: 8,130,794 km (0.118 R)
• M12: 9,133,399 km (0.058 R)
• M13: 10,009,743 km (0.101 R)
• M14: 10,510,896 km (0.052 R)
• M15: 10,897,756 km (0.085 R)
• M16: 11,837,380 km (0.077 R)
• M17: 13,572,716 km (0.083 R)
• M18: 16,256,053 km (0.038 R)
• M19: 16,890,796 km (0.04 R)
• M20: 17,303,088 km (0.113 R)
• M21: 19,531,348 km (0.097 R)
• M22: 20,580,628 km (0.094 R)
• M23: 21,255,165 km (0.115 R)
• M24: 24,250,862 km (0.102 R)
• M25: 24,927,493 km (0.11 R)
• M26: 25,616,840 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 16,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit