🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.8

Radius: 8.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.77 AU - 0.99 AU

Year: 533 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,611,433 km

• M1: 102,026 km (0.12 R)
• M2: 477,965 km (0.114 R)
• M3: 762,949 km (0.117 R)
• M4: 1,383,481 km (0.109 R)
• M5: 1,907,822 km (0.056 R)
• M6: 2,737,491 km (0.076 R)
• M7: 3,109,990 km (0.092 R)
• M8: 5,103,831 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 11.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.31 AU - 1.87 AU

Year: 1295 Days

Day: 7.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,611,433 km

• M1: 146,756 km (0.076 R)
• M2: 518,057 km (0.116 R)
• M3: 1,272,479 km (0.11 R)
• M4: 1,725,013 km (0.11 R)
• M5: 2,121,747 km (0.073 R)
• M6: 2,827,400 km (0.065 R)
• M7: 3,209,174 km (0.082 R)
• M8: 3,625,654 km (0.11 R)
• M9: 4,237,360 km (0.11 R)
• M10: 4,775,314 km (0.06 R)
• M11: 5,927,816 km (0.108 R)
• M12: 6,778,728 km (0.03 R)
• M13: 7,257,142 km (0.086 R)
• M14: 8,205,593 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.4

Radius: 10

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.41 AU - 2.21 AU

Year: 1572 Days

Day: 12.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,611,433 km

• M1: 124,316 km (0.064 R)
• M2: 540,048 km (0.097 R)
• M3: 879,935 km (0.099 R)
• M4: 1,197,830 km (0.092 R)
• M5: 1,546,842 km (0.111 R)
• M6: 1,900,342 km (0.113 R)
• M7: 3,355,031 km (0.083 R)
• M8: 3,761,938 km (0.112 R)
• M9: 4,296,750 km (0.079 R)
• M10: 4,829,468 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.4

Radius: 14.9

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.67 AU - 2.11 AU

Year: 1678 Days

Day: 13.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,611,433 km

• M1: 185,801 km (0.119 R)
• M2: 676,482 km (0.103 R)
• M3: 1,329,476 km (0.037 R)
• M4: 1,795,324 km (0.119 R)
• M5: 3,529,762 km (0.074 R)
• M6: 4,012,963 km (0.056 R)
• M7: 5,114,602 km (0.08 R)
• M8: 5,693,994 km (0.043 R)
• M9: 6,433,008 km (0.025 R)
• M10: 7,439,652 km (0.099 R)
• M11: 8,577,493 km (0.102 R)
• M12: 9,069,969 km (0.083 R)
• M13: 9,890,962 km (0.054 R)
• M14: 10,994,845 km (0.108 R)
• M15: 11,542,074 km (0.119 R)
• M16: 12,251,617 km (0.055 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.3

Radius: 12.1

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.46 AU - 5.3 AU

Year: 6961 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,611,433 km

• M1: 158,125 km (0.058 R)
• M2: 2,275,982 km (0.118 R)
• M3: 3,585,113 km (0.113 R)
• M4: 4,942,265 km (0.091 R)
• M5: 6,928,925 km (0.068 R)
• M6: 7,848,802 km (0.12 R)
• M7: 8,519,599 km (0.103 R)
• M8: 12,150,189 km (0.117 R)
• M9: 12,673,483 km (0.117 R)
• M10: 13,321,092 km (0.114 R)
• M11: 15,579,272 km (0.042 R)
• M12: 16,134,579 km (0.083 R)
• M13: 19,892,328 km (0.038 R)
• M14: 21,289,722 km (0.034 R)
• M15: 23,466,820 km (0.064 R)
• M16: 24,692,325 km (0.071 R)
• M17: 27,897,161 km (0.03 R)
• M18: 30,308,678 km (0.092 R)
• M19: 30,787,840 km (0.072 R)
• M20: 33,872,698 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.1

Radius: 8.4

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.62 AU - 6.84 AU

Year: 8856 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,611,433 km

• M1: 104,419 km (0.068 R)
• M2: 439,519 km (0.08 R)
• M3: 766,988 km (0.055 R)
• M4: 2,045,601 km (0.119 R)
• M5: 2,624,545 km (0.097 R)
• M6: 2,952,912 km (0.062 R)
• M7: 3,643,007 km (0.068 R)
• M8: 4,269,224 km (0.119 R)
• M9: 4,784,589 km (0.12 R)
• M10: 5,437,434 km (0.111 R)
• M11: 8,089,355 km (0.105 R)
• M12: 8,654,237 km (0.081 R)
• M13: 10,009,294 km (0.117 R)
• M14: 11,233,304 km (0.076 R)
• M15: 11,991,765 km (0.11 R)
• M16: 12,784,036 km (0.088 R)
• M17: 16,441,255 km (0.116 R)
• M18: 17,489,637 km (0.103 R)
• M19: 17,993,931 km (0.102 R)
• M20: 18,731,000 km (0.039 R)
• M21: 20,265,425 km (0.088 R)
• M22: 21,144,163 km (0.102 R)
• M23: 22,048,183 km (0.105 R)
• M24: 23,149,373 km (0.098 R)
• M25: 23,757,339 km (0.12 R)
• M26: 24,465,086 km (0.081 R)
• M27: 25,552,962 km (0.113 R)
• M28: 27,922,443 km (0.096 R)
• M29: 31,269,396 km (0.112 R)
• M30: 34,536,015 km (0.045 R)
• M31: 38,143,268 km (0.096 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: 332 - 10,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit