🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.4

Radius: 8.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.75 AU - 1.01 AU

Year: 542 Days

Day: 12 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,954,757 km

• M1: 102,026 km (0.087 R)
• M2: 420,819 km (0.098 R)
• M3: 688,898 km (0.111 R)
• M4: 1,049,579 km (0.098 R)
• M5: 1,706,313 km (0.074 R)
• M6: 2,074,025 km (0.07 R)
• M7: 2,407,628 km (0.105 R)
• M8: 2,840,116 km (0.06 R)
• M9: 3,504,779 km (0.093 R)
• M10: 4,007,278 km (0.053 R)
• M11: 4,498,558 km (0.114 R)
• M12: 4,997,766 km (0.099 R)
• M13: 5,584,040 km (0.101 R)
• M14: 5,964,318 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 8.6

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.33 AU - 3.15 AU

Year: 2975 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,954,757 km

• M1: 107,112 km (0.072 R)
• M2: 675,135 km (0.083 R)
• M3: 1,048,831 km (0.085 R)
• M4: 1,693,597 km (0.049 R)
• M5: 2,061,159 km (0.09 R)
• M6: 2,957,999 km (0.097 R)
• M7: 3,285,917 km (0.103 R)
• M8: 3,656,471 km (0.079 R)
• M9: 6,443,031 km (0.069 R)
• M10: 9,464,758 km (0.105 R)
• M11: 11,009,207 km (0.081 R)
• M12: 15,937,708 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.5

Radius: 15

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.47 AU - 3.55 AU

Year: 3426 Days

Day: 13.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,954,757 km

• M1: 189,391 km (0.074 R)
• M2: 811,120 km (0.083 R)
• M3: 1,368,671 km (0.104 R)
• M4: 2,578,319 km (0.072 R)
• M5: 3,182,246 km (0.095 R)
• M6: 3,816,690 km (0.1 R)
• M7: 4,558,546 km (0.105 R)
• M8: 5,780,312 km (0.098 R)
• M9: 6,575,574 km (0.064 R)
• M10: 7,145,542 km (0.058 R)
• M11: 7,852,093 km (0.106 R)
• M12: 8,348,758 km (0.108 R)
• M13: 9,210,591 km (0.109 R)
• M14: 10,007,499 km (0.099 R)
• M15: 11,831,097 km (0.116 R)
• M16: 12,629,052 km (0.114 R)
• M17: 13,263,347 km (0.114 R)
• M18: 14,332,673 km (0.114 R)
• M19: 16,701,106 km (0.074 R)
• M20: 17,466,000 km (0.085 R)
• M21: 18,254,082 km (0.108 R)
• M22: 20,097,576 km (0.102 R)
• M23: 21,645,765 km (0.113 R)
• M24: 23,127,681 km (0.115 R)
• M25: 25,824,033 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.2

Radius: 7

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.72 AU - 7.72 AU

Year: 14071 Days

Day: 17.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,954,757 km

• M1: 87,216 km (0.103 R)
• M2: 427,252 km (0.116 R)
• M3: 758,312 km (0.1 R)
• M4: 994,377 km (0.073 R)
• M5: 2,167,972 km (0.106 R)
• M6: 2,809,149 km (0.095 R)
• M7: 3,438,657 km (0.106 R)
• M8: 4,041,835 km (0.066 R)
• M9: 4,941,666 km (0.073 R)
• M10: 5,246,397 km (0.092 R)
• M11: 5,856,308 km (0.061 R)
• M12: 6,552,686 km (0.106 R)
• M13: 6,879,258 km (0.09 R)
• M14: 9,843,540 km (0.059 R)
• M15: 10,163,979 km (0.078 R)
• M16: 16,137,870 km (0.037 R)
• M17: 17,970,594 km (0.065 R)
• M18: 19,937,806 km (0.116 R)
• M19: 22,501,016 km (0.087 R)
• M20: 22,778,071 km (0.093 R)
• M21: 25,375,389 km (0.118 R)
• M22: 30,020,254 km (0.108 R)
• M23: 38,527,585 km (0.066 R)
• M24: 43,327,433 km (0.048 R)
• M25: 46,689,645 km (0.053 R)
• M26: 48,664,935 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.7

Radius: 4.5

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.22 AU - 12.32 AU

Year: 21591 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,954,757 km

• M1: 56,398 km (0.099 R)
• M2: 214,075 km (0.113 R)
• M3: 421,567 km (0.092 R)
• M4: 651,948 km (0.106 R)
• M5: 3,008,114 km (0.084 R)
• M6: 4,087,163 km (0.09 R)
• M7: 4,255,012 km (0.039 R)
• M8: 5,769,391 km (0.098 R)
• M9: 5,981,072 km (0.088 R)
• M10: 6,154,008 km (0.039 R)
• M11: 7,117,567 km (0.097 R)
• M12: 7,610,044 km (0.073 R)
• M13: 9,338,946 km (0.1 R)
• M14: 11,052,590 km (0.087 R)
• M15: 15,327,648 km (0.119 R)
• M16: 16,567,515 km (0.106 R)
• M17: 18,051,825 km (0.096 R)
• M18: 19,058,170 km (0.054 R)
• M19: 27,052,830 km (0.078 R)
• M20: 30,484,904 km (0.091 R)
• M21: 40,004,116 km (0.119 R)
• M22: 49,542,177 km (0.077 R)
• M23: 53,337,924 km (0.102 R)
• M24: 54,457,066 km (0.112 R)
• M25: 71,355,940 km (0.113 R)
• M26: 73,858,862 km (0.052 R)
• M27: 75,481,700 km (0.076 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 19,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit