🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.5

Radius: 10.1

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.26 AU - 1.56 AU

Year: 1136 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,421,207 km

• M1: 125,662 km (0.031 R)
• M2: 587,321 km (0.105 R)
• M3: 1,010,833 km (0.063 R)
• M4: 1,350,570 km (0.113 R)
• M5: 1,670,709 km (0.117 R)
• M6: 2,052,333 km (0.119 R)
• M7: 2,480,781 km (0.09 R)
• M8: 3,263,029 km (0.101 R)
• M9: 3,621,914 km (0.119 R)
• M10: 4,007,278 km (0.103 R)
• M11: 4,698,720 km (0.1 R)
• M12: 5,467,802 km (0.063 R)
• M13: 5,851,670 km (0.099 R)
• M14: 6,296,724 km (0.049 R)
• M15: 6,628,532 km (0.079 R)
• M16: 7,112,481 km (0.07 R)
• M17: 8,229,528 km (0.099 R)
• M18: 8,816,401 km (0.089 R)
• M19: 9,430,949 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.4

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.65 AU - 2.07 AU

Year: 1721 Days

Day: 14.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,421,207 km

• M1: 154,235 km (0.112 R)
• M2: 623,225 km (0.113 R)
• M3: 1,137,393 km (0.117 R)
• M4: 1,746,854 km (0.115 R)
• M5: 2,156,005 km (0.076 R)
• M6: 2,919,851 km (0.071 R)
• M7: 3,395,872 km (0.073 R)
• M8: 4,059,637 km (0.106 R)
• M9: 4,505,738 km (0.098 R)
• M10: 5,104,579 km (0.114 R)
• M11: 5,582,693 km (0.028 R)
• M12: 6,228,059 km (0.115 R)
• M13: 6,701,835 km (0.087 R)
• M14: 7,173,966 km (0.12 R)
• M15: 9,658,487 km (0.073 R)
• M16: 10,165,325 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.8

Radius: 10.6

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.11 AU - 2.55 AU

Year: 2412 Days

Day: 7.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,421,207 km

• M1: 131,796 km (0.057 R)
• M2: 490,382 km (0.07 R)
• M3: 869,762 km (0.087 R)
• M4: 1,229,694 km (0.097 R)
• M5: 1,598,154 km (0.069 R)
• M6: 1,981,424 km (0.05 R)
• M7: 2,358,560 km (0.096 R)
• M8: 2,798,976 km (0.099 R)
• M9: 3,160,853 km (0.095 R)
• M10: 3,625,654 km (0.064 R)
• M11: 4,956,626 km (0.078 R)
• M12: 5,958,483 km (0.095 R)
• M13: 6,780,972 km (0.069 R)
• M14: 7,617,224 km (0.06 R)
• M15: 7,951,875 km (0.053 R)
• M16: 10,391,517 km (0.057 R)
• M17: 11,033,441 km (0.05 R)
• M18: 14,460,878 km (0.09 R)
• M19: 16,390,392 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.7

Radius: 10.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.5 AU - 5.56 AU

Year: 8820 Days

Day: 12 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,421,207 km

• M1: 127,607 km (0.1 R)
• M2: 532,120 km (0.112 R)
• M3: 916,586 km (0.093 R)
• M4: 2,054,278 km (0.101 R)
• M5: 2,539,125 km (0.102 R)
• M6: 3,232,361 km (0.114 R)
• M7: 4,347,165 km (0.062 R)
• M8: 4,941,068 km (0.057 R)
• M9: 7,487,972 km (0.092 R)
• M10: 7,978,653 km (0.112 R)
• M11: 9,141,477 km (0.094 R)
• M12: 11,754,054 km (0.113 R)
• M13: 12,417,371 km (0.099 R)
• M14: 13,256,167 km (0.091 R)
• M15: 14,937,048 km (0.109 R)
• M16: 18,400,987 km (0.052 R)
• M17: 19,490,807 km (0.092 R)
• M18: 23,906,189 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.1

Radius: 8

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.18 AU - 8.28 AU

Year: 11842 Days

Day: 25 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,421,207 km

• M1: 100,380 km (0.076 R)
• M2: 522,545 km (0.026 R)
• M3: 845,078 km (0.096 R)
• M4: 1,364,183 km (0.117 R)
• M5: 2,636,363 km (0.107 R)
• M6: 2,893,372 km (0.095 R)
• M7: 3,534,100 km (0.103 R)
• M8: 5,427,860 km (0.095 R)
• M9: 5,990,796 km (0.065 R)
• M10: 7,870,643 km (0.086 R)
• M11: 8,684,755 km (0.076 R)
• M12: 9,160,775 km (0.062 R)
• M13: 11,408,184 km (0.119 R)
• M14: 11,691,373 km (0.06 R)
• M15: 12,212,871 km (0.069 R)
• M16: 14,128,771 km (0.031 R)
• M17: 18,468,156 km (0.119 R)
• M18: 19,255,191 km (0.062 R)
• M19: 20,146,644 km (0.098 R)
• M20: 21,924,466 km (0.112 R)
• M21: 23,076,070 km (0.114 R)
• M22: 26,277,764 km (0.057 R)
• M23: 28,293,296 km (0.099 R)
• M24: 29,022,286 km (0.113 R)
• M25: 32,629,240 km (0.058 R)
• M26: 33,662,513 km (0.085 R)
• M27: 34,480,963 km (0.111 R)
• M28: 35,794,133 km (0.078 R)
• M29: 40,850,092 km (0.06 R)
• M30: 42,184,655 km (0.093 R)
• M31: 44,101,452 km (0.094 R)
• M32: 46,939,473 km (0.043 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 15,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit