🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.6

Radius: 13.3

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.64 AU - 0.94 AU

Year: 485 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,055,188 km

• M1: 165,455 km (0.083 R)
• M2: 601,832 km (0.117 R)
• M3: 1,125,275 km (0.066 R)
• M4: 1,822,700 km (0.107 R)
• M5: 2,485,269 km (0.091 R)
• M6: 3,849,303 km (0.117 R)
• M7: 4,296,750 km (0.099 R)
• M8: 4,824,831 km (0.075 R)
• M9: 6,209,658 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.4

Radius: 12

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.83 AU - 1.11 AU

Year: 659 Days

Day: 9 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,055,188 km

• M1: 149,598 km (0.115 R)
• M2: 550,071 km (0.065 R)
• M3: 934,089 km (0.116 R)
• M4: 1,327,980 km (0.078 R)
• M5: 1,979,928 km (0.074 R)
• M6: 2,658,504 km (0.115 R)
• M7: 3,042,821 km (0.08 R)
• M8: 4,010,420 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.8

Radius: 10.4

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.16 AU - 3.3 AU

Year: 3114 Days

Day: 9 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,055,188 km

• M1: 129,552 km (0.113 R)
• M2: 476,619 km (0.112 R)
• M3: 1,830,330 km (0.043 R)
• M4: 2,994,351 km (0.08 R)
• M5: 3,777,047 km (0.059 R)
• M6: 4,363,471 km (0.074 R)
• M7: 6,432,559 km (0.029 R)
• M8: 8,751,326 km (0.101 R)
• M9: 9,937,787 km (0.039 R)
• M10: 10,507,455 km (0.119 R)
• M11: 10,970,161 km (0.114 R)
• M12: 11,936,414 km (0.112 R)
• M13: 12,301,583 km (0.037 R)
• M14: 13,102,380 km (0.117 R)
• M15: 13,987,700 km (0.105 R)
• M16: 16,097,479 km (0.081 R)
• M17: 20,415,173 km (0.103 R)
• M18: 24,192,668 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 8.6

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.86 AU - 4.1 AU

Year: 5481 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,055,188 km

• M1: 107,112 km (0.091 R)
• M2: 550,371 km (0.09 R)
• M3: 886,218 km (0.084 R)
• M4: 1,168,060 km (0.104 R)
• M5: 1,462,918 km (0.116 R)
• M6: 1,835,566 km (0.065 R)
• M7: 2,574,879 km (0.116 R)
• M8: 3,002,878 km (0.085 R)
• M9: 6,146,677 km (0.071 R)
• M10: 10,080,503 km (0.112 R)
• M11: 10,719,884 km (0.083 R)
• M12: 11,337,424 km (0.11 R)
• M13: 14,961,283 km (0.105 R)
• M14: 15,612,183 km (0.1 R)
• M15: 16,592,349 km (0.107 R)
• M16: 17,097,690 km (0.11 R)
• M17: 17,940,525 km (0.053 R)
• M18: 28,128,289 km (0.116 R)
• M19: 31,940,193 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.2

Radius: 4.4

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.84 AU - 8.04 AU

Year: 14008 Days

Day: 15.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,055,188 km

• M1: 54,753 km (0.069 R)
• M2: 220,058 km (0.086 R)
• M3: 401,521 km (0.119 R)
• M4: 598,092 km (0.103 R)
• M5: 876,793 km (0.112 R)
• M6: 1,096,104 km (0.101 R)
• M7: 1,299,856 km (0.101 R)
• M8: 1,486,404 km (0.119 R)
• M9: 2,284,210 km (0.089 R)
• M10: 2,786,111 km (0.051 R)
• M11: 3,896,426 km (0.075 R)
• M12: 5,541,853 km (0.087 R)
• M13: 8,845,722 km (0.082 R)
• M14: 9,034,066 km (0.102 R)
• M15: 12,075,241 km (0.108 R)
• M16: 13,203,358 km (0.076 R)
• M17: 13,573,613 km (0.12 R)
• M18: 15,461,987 km (0.115 R)
• M19: 16,504,235 km (0.033 R)
• M20: 20,153,376 km (0.106 R)
• M21: 20,561,928 km (0.093 R)
• M22: 21,649,804 km (0.088 R)
• M23: 24,030,804 km (0.114 R)
• M24: 24,582,670 km (0.092 R)
• M25: 29,935,282 km (0.034 R)
• M26: 39,468,556 km (0.105 R)
• M27: 43,407,169 km (0.104 R)
• M28: 46,032,462 km (0.107 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: 428 - 18,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit