🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.3

Radius: 11.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.79 AU - 1.09 AU

Year: 641 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,383,298 km

• M1: 148,102 km (0.115 R)
• M2: 387,458 km (0.072 R)
• M3: 736,171 km (0.081 R)
• M4: 980,464 km (0.073 R)
• M5: 1,222,813 km (0.027 R)
• M6: 1,447,359 km (0.068 R)
• M7: 1,806,843 km (0.047 R)
• M8: 2,256,235 km (0.075 R)
• M9: 3,039,978 km (0.053 R)
• M10: 3,804,274 km (0.097 R)
• M11: 4,030,167 km (0.068 R)
• M12: 4,381,722 km (0.071 R)
• M13: 4,703,207 km (0.111 R)
• M14: 5,430,104 km (0.092 R)
• M15: 6,513,940 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 11.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.09 AU - 1.33 AU

Year: 936 Days

Day: 8.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,383,298 km

• M1: 147,952 km (0.114 R)
• M2: 542,442 km (0.102 R)
• M3: 807,380 km (0.103 R)
• M4: 1,068,129 km (0.037 R)
• M5: 1,366,726 km (0.116 R)
• M6: 1,622,539 km (0.079 R)
• M7: 2,130,872 km (0.109 R)
• M8: 2,605,397 km (0.071 R)
• M9: 2,865,697 km (0.117 R)
• M10: 3,207,528 km (0.097 R)
• M11: 3,884,907 km (0.117 R)
• M12: 4,263,988 km (0.082 R)
• M13: 4,650,998 km (0.07 R)
• M14: 5,164,567 km (0.036 R)
• M15: 5,465,708 km (0.081 R)
• M16: 6,022,661 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 14

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.51 AU - 1.67 AU

Year: 1409 Days

Day: 10.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 144.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,383,298 km

• M1: 181,313 km (0.104 R)
• M2: 785,838 km (0.057 R)
• M3: 1,167,462 km (0.084 R)
• M4: 1,875,658 km (0.081 R)
• M5: 2,280,320 km (0.105 R)
• M6: 2,647,434 km (0.078 R)
• M7: 3,121,060 km (0.086 R)
• M8: 3,542,328 km (0.091 R)
• M9: 3,991,720 km (0.107 R)
• M10: 5,036,811 km (0.11 R)
• M11: 6,333,675 km (0.093 R)
• M12: 6,965,875 km (0.086 R)
• M13: 7,956,064 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.6

Radius: 9.6

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.6 AU - 4.02 AU

Year: 5228 Days

Day: 13.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 27,383,298 km

• M1: 385,514 km (0.109 R)
• M2: 759,209 km (0.11 R)
• M3: 1,023,100 km (0.066 R)
• M4: 1,256,921 km (0.107 R)
• M5: 2,219,284 km (0.056 R)
• M6: 2,532,692 km (0.026 R)
• M7: 2,772,497 km (0.114 R)
• M8: 3,348,300 km (0.112 R)
• M9: 3,734,112 km (0.075 R)
• M10: 3,957,911 km (0.113 R)
• M11: 4,620,181 km (0.091 R)
• M12: 5,522,256 km (0.101 R)
• M13: 6,216,839 km (0.064 R)
• M14: 9,916,992 km (0.084 R)
• M15: 10,883,095 km (0.09 R)
• M16: 11,112,579 km (0.106 R)
• M17: 11,657,264 km (0.108 R)
• M18: 12,336,439 km (0.12 R)
• M19: 12,951,884 km (0.075 R)
• M20: 13,539,804 km (0.067 R)
• M21: 14,446,517 km (0.111 R)
• M22: 14,666,725 km (0.084 R)
• M23: 15,202,136 km (0.085 R)
• M24: 16,348,803 km (0.064 R)
• M25: 17,682,768 km (0.096 R)
• M26: 18,419,088 km (0.108 R)
• M27: 19,782,673 km (0.091 R)
• M28: 21,676,881 km (0.108 R)
• M29: 23,043,458 km (0.11 R)
• M30: 23,489,708 km (0.075 R)
• M31: 26,853,267 km (0.037 R)
• M32: 27,943,087 km (0.098 R)
• M33: 28,557,934 km (0.089 R)
• M34: 32,388,238 km (0.105 R)
• M35: 32,784,673 km (0.104 R)
• M36: 33,183,351 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.2

Radius: 5.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.86 AU - 6.24 AU

Year: 9191 Days

Day: 22.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,383,298 km

• M1: 89,759 km (0.092 R)
• M2: 537,206 km (0.114 R)
• M3: 682,914 km (0.11 R)
• M4: 830,119 km (0.117 R)
• M5: 1,830,629 km (0.085 R)
• M6: 3,282,028 km (0.068 R)
• M7: 3,991,870 km (0.113 R)
• M8: 4,287,176 km (0.109 R)
• M9: 5,189,700 km (0.108 R)
• M10: 5,526,145 km (0.101 R)
• M11: 6,815,380 km (0.11 R)
• M12: 9,162,271 km (0.107 R)
• M13: 9,544,494 km (0.048 R)
• M14: 10,165,774 km (0.114 R)
• M15: 10,365,936 km (0.115 R)
• M16: 12,476,911 km (0.109 R)
• M17: 13,491,035 km (0.077 R)
• M18: 13,993,385 km (0.104 R)
• M19: 16,053,796 km (0.107 R)
• M20: 16,559,138 km (0.093 R)
• M21: 17,681,272 km (0.042 R)
• M22: 19,849,842 km (0.11 R)
• M23: 22,144,374 km (0.088 R)
• M24: 23,389,178 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 10,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit