🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.8

Radius: 10.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.58 AU - 0.76 AU

Year: 366 Days

Day: 9 Hours

Environment

Temp: -152 °C

Axial Tilt: 171.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,990,219 km

• M1: 129,103 km (0.089 R)
• M2: 489,634 km (0.114 R)
• M3: 853,605 km (0.109 R)
• M4: 1,287,738 km (0.088 R)
• M5: 1,620,743 km (0.078 R)
• M6: 2,099,606 km (0.109 R)
• M7: 2,651,921 km (0.118 R)
• M8: 3,310,152 km (0.083 R)
• M9: 3,762,386 km (0.08 R)
• M10: 4,308,568 km (0.049 R)
• M11: 4,636,038 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.7

Radius: 13.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.99 AU - 1.33 AU

Year: 833 Days

Day: 10.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,990,219 km

• M1: 172,935 km (0.085 R)
• M2: 721,810 km (0.066 R)
• M3: 1,223,561 km (0.109 R)
• M4: 1,696,141 km (0.113 R)
• M5: 2,303,358 km (0.112 R)
• M6: 3,224,582 km (0.097 R)
• M7: 4,071,306 km (0.049 R)
• M8: 5,998,127 km (0.113 R)
• M9: 7,398,811 km (0.04 R)
• M10: 7,886,201 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 10.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.43 AU - 1.47 AU

Year: 1164 Days

Day: 10.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,990,219 km

• M1: 128,056 km (0.109 R)
• M2: 573,409 km (0.071 R)
• M3: 898,634 km (0.098 R)
• M4: 1,338,003 km (0.071 R)
• M5: 1,723,068 km (0.102 R)
• M6: 2,182,483 km (0.077 R)
• M7: 2,734,799 km (0.102 R)
• M8: 3,908,992 km (0.054 R)
• M9: 4,985,199 km (0.114 R)
• M10: 5,312,220 km (0.095 R)
• M11: 6,606,541 km (0.079 R)
• M12: 7,169,478 km (0.059 R)
• M13: 7,562,472 km (0.056 R)
• M14: 8,472,326 km (0.031 R)
• M15: 10,138,696 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.2

Radius: 8

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.13 AU - 12.55 AU

Year: 22172 Days

Day: 21.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,990,219 km

• M1: 109,655 km (0.093 R)
• M2: 367,712 km (0.111 R)
• M3: 1,152,352 km (0.071 R)
• M4: 1,682,826 km (0.084 R)
• M5: 1,940,584 km (0.062 R)
• M6: 4,431,388 km (0.044 R)
• M7: 4,758,708 km (0.102 R)
• M8: 5,172,646 km (0.063 R)
• M9: 5,915,698 km (0.043 R)
• M10: 7,339,571 km (0.111 R)
• M11: 11,024,765 km (0.118 R)
• M12: 11,383,500 km (0.111 R)
• M13: 11,750,165 km (0.082 R)
• M14: 12,506,980 km (0.07 R)
• M15: 13,978,425 km (0.108 R)
• M16: 15,561,769 km (0.086 R)
• M17: 18,404,876 km (0.102 R)
• M18: 19,166,330 km (0.103 R)
• M19: 20,481,893 km (0.104 R)
• M20: 21,576,800 km (0.116 R)
• M21: 25,095,492 km (0.049 R)
• M22: 28,083,410 km (0.052 R)
• M23: 28,753,160 km (0.114 R)
• M24: 30,591,418 km (0.062 R)
• M25: 32,141,551 km (0.094 R)
• M26: 33,994,471 km (0.105 R)
• M27: 37,911,840 km (0.08 R)
• M28: 38,183,211 km (0.035 R)
• M29: 40,400,999 km (0.092 R)
• M30: 42,557,004 km (0.091 R)
• M31: 47,253,629 km (0.104 R)
• M32: 50,953,633 km (0.119 R)
• M33: 55,015,515 km (0.062 R)
• M34: 55,363,479 km (0.034 R)
• M35: 55,712,940 km (0.115 R)
• M36: 59,837,503 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.7

Radius: 3.1

Gravity: 53.77 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.15 AU - 13.25 AU

Year: 23340 Days

Day: 18.7 Hours

Environment

Temp: -246 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,990,219 km

• M1: 42,187 km (0.07 R)
• M2: 402,418 km (0.101 R)
• M3: 625,170 km (0.089 R)
• M4: 811,868 km (0.091 R)
• M5: 1,777,821 km (0.08 R)
• M6: 2,152,115 km (0.094 R)
• M7: 4,216,117 km (0.118 R)
• M8: 4,590,411 km (0.096 R)
• M9: 4,876,442 km (0.1 R)
• M10: 5,805,445 km (0.111 R)
• M11: 5,929,312 km (0.098 R)
• M12: 7,077,924 km (0.106 R)
• M13: 7,753,957 km (0.093 R)
• M14: 11,592,638 km (0.103 R)
• M15: 11,855,182 km (0.06 R)
• M16: 12,666,751 km (0.073 R)
• M17: 16,779,944 km (0.032 R)
• M18: 19,317,723 km (0.118 R)
• M19: 20,060,326 km (0.066 R)
• M20: 25,137,678 km (0.11 R)
• M21: 26,927,168 km (0.118 R)
• M22: 27,271,841 km (0.11 R)
• M23: 29,281,090 km (0.101 R)
• M24: 36,594,182 km (0.074 R)
• M25: 37,017,096 km (0.105 R)
• M26: 37,872,646 km (0.102 R)
• M27: 39,327,635 km (0.109 R)
• M28: 42,039,694 km (0.06 R)
• M29: 47,665,023 km (0.109 R)
• M30: 65,622,901 km (0.098 R)
• M31: 70,073,737 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.7

Radius: 4

Gravity: 32.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.91 AU - 12.55 AU

Year: 23438 Days

Day: 21.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,990,219 km

• M1: 52,060 km (0.053 R)
• M2: 341,831 km (0.043 R)
• M3: 483,650 km (0.117 R)
• M4: 647,011 km (0.05 R)
• M5: 814,411 km (0.093 R)
• M6: 1,022,950 km (0.115 R)
• M7: 1,281,007 km (0.108 R)
• M8: 1,497,923 km (0.03 R)
• M9: 2,666,732 km (0.081 R)
• M10: 3,609,647 km (0.029 R)
• M11: 5,123,129 km (0.077 R)
• M12: 7,587,754 km (0.072 R)
• M13: 8,140,368 km (0.09 R)
• M14: 9,725,058 km (0.065 R)
• M15: 9,899,938 km (0.048 R)
• M16: 13,926,963 km (0.107 R)
• M17: 14,298,564 km (0.113 R)
• M18: 20,985,141 km (0.053 R)
• M19: 21,277,156 km (0.099 R)
• M20: 27,124,787 km (0.104 R)
• M21: 33,691,684 km (0.068 R)
• M22: 34,360,836 km (0.103 R)
• M23: 36,702,641 km (0.047 R)
• M24: 42,627,614 km (0.104 R)
• M25: 46,802,292 km (0.063 R)
• M26: 57,079,367 km (0.109 R)
• M27: 64,774,532 km (0.1 R)
• M28: 68,761,913 km (0.093 R)
• M29: 69,190,960 km (0.067 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: 403 - 17,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit