🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.9

Radius: 8.3

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.01 AU - 1.35 AU

Year: 815 Days

Day: 10.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,288,845 km

• M1: 103,372 km (0.05 R)
• M2: 373,695 km (0.109 R)
• M3: 671,395 km (0.083 R)
• M4: 1,222,065 km (0.116 R)
• M5: 1,578,258 km (0.1 R)
• M6: 1,925,923 km (0.082 R)
• M7: 2,382,795 km (0.116 R)
• M8: 3,082,913 km (0.099 R)
• M9: 3,474,859 km (0.103 R)
• M10: 4,479,259 km (0.06 R)
• M11: 5,647,619 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.6

Radius: 9.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.34 AU - 1.72 AU

Year: 1203 Days

Day: 11.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,288,845 km

• M1: 119,379 km (0.105 R)
• M2: 424,708 km (0.101 R)
• M3: 766,839 km (0.105 R)
• M4: 1,079,648 km (0.111 R)
• M5: 1,685,519 km (0.085 R)
• M6: 2,007,005 km (0.079 R)
• M7: 2,504,119 km (0.104 R)
• M8: 2,825,605 km (0.112 R)
• M9: 3,655,723 km (0.081 R)
• M10: 4,519,052 km (0.07 R)
• M11: 4,907,558 km (0.076 R)
• M12: 5,318,354 km (0.104 R)
• M13: 6,402,789 km (0.1 R)
• M14: 7,032,147 km (0.073 R)
• M15: 7,628,444 km (0.11 R)
• M16: 7,951,725 km (0.084 R)
• M17: 8,652,292 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638

Radius: 12.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.13 AU - 2.69 AU

Year: 2379 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,288,845 km

• M1: 158,125 km (0.078 R)
• M2: 668,403 km (0.095 R)
• M3: 1,082,341 km (0.095 R)
• M4: 1,748,949 km (0.082 R)
• M5: 2,228,111 km (0.086 R)
• M6: 2,978,494 km (0.111 R)
• M7: 3,797,841 km (0.082 R)
• M8: 5,209,746 km (0.03 R)
• M9: 6,862,354 km (0.106 R)
• M10: 9,519,960 km (0.073 R)
• M11: 9,979,674 km (0.055 R)
• M12: 11,687,034 km (0.029 R)
• M13: 12,132,537 km (0.057 R)
• M14: 12,673,632 km (0.096 R)
• M15: 15,527,511 km (0.118 R)
• M16: 17,971,491 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.9

Radius: 5.6

Gravity: 16.99 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.77 AU - 8.83 AU

Year: 15204 Days

Day: 23.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,288,845 km

• M1: 70,311 km (0.068 R)
• M2: 535,411 km (0.11 R)
• M3: 884,572 km (0.116 R)
• M4: 1,320,500 km (0.044 R)
• M5: 2,278,076 km (0.05 R)
• M6: 4,828,870 km (0.087 R)
• M7: 6,919,051 km (0.085 R)
• M8: 7,523,127 km (0.112 R)
• M9: 13,349,366 km (0.06 R)
• M10: 13,545,938 km (0.106 R)
• M11: 16,132,036 km (0.114 R)
• M12: 16,883,616 km (0.105 R)
• M13: 17,501,604 km (0.09 R)
• M14: 23,661,446 km (0.083 R)
• M15: 34,823,392 km (0.048 R)
• M16: 36,458,198 km (0.115 R)
• M17: 37,880,724 km (0.041 R)
• M18: 40,151,620 km (0.104 R)
• M19: 46,898,633 km (0.055 R)
• M20: 55,201,315 km (0.047 R)
• M21: 55,877,647 km (0.076 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 17,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit