🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.5

Radius: 11.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.69 AU

Year: 272 Days

Day: 12.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,606,261 km

• M1: 145,559 km (0.092 R)
• M2: 650,601 km (0.06 R)
• M3: 1,163,273 km (0.119 R)
• M4: 1,762,712 km (0.067 R)
• M5: 2,810,046 km (0.118 R)
• M6: 3,691,926 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.1

Radius: 9.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.94 AU - 2.14 AU

Year: 1943 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,606,261 km

• M1: 125,213 km (0.112 R)
• M2: 463,005 km (0.097 R)
• M3: 962,961 km (0.071 R)
• M4: 2,395,660 km (0.086 R)
• M5: 2,850,887 km (0.107 R)
• M6: 3,306,263 km (0.097 R)
• M7: 4,415,082 km (0.083 R)
• M8: 5,755,479 km (0.047 R)
• M9: 6,134,560 km (0.11 R)
• M10: 6,598,014 km (0.088 R)
• M11: 8,313,752 km (0.111 R)
• M12: 9,767,843 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.8

Radius: 12

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.15 AU - 3.47 AU

Year: 4016 Days

Day: 10.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,606,261 km

• M1: 149,897 km (0.11 R)
• M2: 647,160 km (0.081 R)
• M3: 1,222,215 km (0.065 R)
• M4: 1,864,887 km (0.074 R)
• M5: 2,817,676 km (0.111 R)
• M6: 3,340,969 km (0.082 R)
• M7: 3,968,682 km (0.091 R)
• M8: 5,638,793 km (0.079 R)
• M9: 7,086,002 km (0.107 R)
• M10: 7,704,141 km (0.119 R)
• M11: 8,837,345 km (0.107 R)
• M12: 9,664,770 km (0.104 R)
• M13: 11,103,453 km (0.063 R)
• M14: 12,635,784 km (0.037 R)
• M15: 13,732,935 km (0.109 R)
• M16: 15,907,789 km (0.113 R)
• M17: 17,131,799 km (0.068 R)
• M18: 17,963,114 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 7.8

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.21 AU - 7.93 AU

Year: 12536 Days

Day: 15.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,606,261 km

• M1: 97,239 km (0.103 R)
• M2: 349,461 km (0.096 R)
• M3: 618,288 km (0.109 R)
• M4: 1,557,613 km (0.083 R)
• M5: 2,475,246 km (0.099 R)
• M6: 3,137,217 km (0.089 R)
• M7: 3,417,264 km (0.069 R)
• M8: 5,077,651 km (0.115 R)
• M9: 5,357,549 km (0.119 R)
• M10: 5,796,768 km (0.086 R)
• M11: 6,180,935 km (0.1 R)
• M12: 6,830,788 km (0.027 R)
• M13: 7,172,320 km (0.118 R)
• M14: 8,029,516 km (0.105 R)
• M15: 9,054,561 km (0.069 R)
• M16: 12,025,574 km (0.046 R)
• M17: 13,899,138 km (0.084 R)
• M18: 14,448,312 km (0.111 R)
• M19: 16,791,164 km (0.061 R)
• M20: 18,295,969 km (0.11 R)
• M21: 19,545,859 km (0.104 R)
• M22: 23,927,581 km (0.117 R)
• M23: 30,157,584 km (0.044 R)
• M24: 33,338,035 km (0.074 R)
• M25: 34,321,641 km (0.095 R)
• M26: 40,494,648 km (0.046 R)
• M27: 46,908,208 km (0.03 R)
• M28: 52,799,521 km (0.112 R)
• M29: 53,631,734 km (0.075 R)
• M30: 55,151,499 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit