🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.1

Radius: 9.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.57 AU - 0.89 AU

Year: 438 Days

Day: 14.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,346,245 km

• M1: 121,922 km (0.111 R)
• M2: 449,841 km (0.085 R)
• M3: 755,320 km (0.095 R)
• M4: 1,557,763 km (0.07 R)
• M5: 2,046,200 km (0.051 R)
• M6: 2,867,941 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.9

Radius: 11.9

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.94 AU - 4.56 AU

Year: 6159 Days

Day: 9.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,346,245 km

• M1: 148,251 km (0.034 R)
• M2: 592,856 km (0.108 R)
• M3: 1,238,820 km (0.082 R)
• M4: 1,686,417 km (0.08 R)
• M5: 2,600,609 km (0.107 R)
• M6: 4,032,859 km (0.09 R)
• M7: 4,898,732 km (0.119 R)
• M8: 6,196,942 km (0.059 R)
• M9: 7,743,186 km (0.057 R)
• M10: 8,279,494 km (0.119 R)
• M11: 9,044,538 km (0.03 R)
• M12: 11,624,054 km (0.095 R)
• M13: 14,517,576 km (0.101 R)
• M14: 15,432,516 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.8

Radius: 11.2

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.39 AU - 5.21 AU

Year: 7392 Days

Day: 14.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,346,245 km

• M1: 139,276 km (0.12 R)
• M2: 602,879 km (0.069 R)
• M3: 1,108,071 km (0.107 R)
• M4: 1,967,362 km (0.114 R)
• M5: 3,092,936 km (0.105 R)
• M6: 3,697,461 km (0.103 R)
• M7: 4,296,600 km (0.049 R)
• M8: 4,750,630 km (0.041 R)
• M9: 5,395,397 km (0.104 R)
• M10: 6,709,764 km (0.053 R)
• M11: 7,088,695 km (0.093 R)
• M12: 8,057,192 km (0.119 R)
• M13: 8,485,790 km (0.093 R)
• M14: 9,719,972 km (0.098 R)
• M15: 11,600,567 km (0.118 R)
• M16: 12,943,208 km (0.087 R)
• M17: 14,139,243 km (0.041 R)
• M18: 14,574,722 km (0.045 R)
• M19: 16,749,726 km (0.058 R)
• M20: 19,208,666 km (0.083 R)
• M21: 20,287,865 km (0.107 R)
• M22: 21,163,760 km (0.099 R)
• M23: 22,231,141 km (0.117 R)
• M24: 23,507,061 km (0.04 R)
• M25: 24,741,244 km (0.103 R)
• M26: 25,465,746 km (0.097 R)
• M27: 26,391,159 km (0.07 R)
• M28: 29,402,414 km (0.081 R)
• M29: 31,042,905 km (0.117 R)
• M30: 35,868,184 km (0.043 R)
• M31: 36,330,142 km (0.103 R)
• M32: 42,316,750 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702

Radius: 14.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.95 AU - 5.71 AU

Year: 8650 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,346,245 km

• M1: 180,565 km (0.055 R)
• M2: 807,230 km (0.057 R)
• M3: 1,359,994 km (0.117 R)
• M4: 2,484,372 km (0.083 R)
• M5: 3,678,312 km (0.05 R)
• M6: 5,908,069 km (0.112 R)
• M7: 7,569,054 km (0.1 R)
• M8: 8,486,388 km (0.102 R)
• M9: 9,617,647 km (0.081 R)
• M10: 10,392,863 km (0.112 R)
• M11: 11,262,027 km (0.064 R)
• M12: 12,290,063 km (0.072 R)
• M13: 12,913,438 km (0.111 R)
• M14: 15,555,037 km (0.115 R)
• M15: 17,107,115 km (0.113 R)
• M16: 18,612,518 km (0.116 R)
• M17: 19,284,063 km (0.117 R)
• M18: 20,596,635 km (0.101 R)
• M19: 22,466,459 km (0.106 R)
• M20: 25,525,286 km (0.059 R)
• M21: 29,349,756 km (0.074 R)
• M22: 30,158,033 km (0.051 R)
• M23: 37,286,222 km (0.114 R)
• M24: 39,932,758 km (0.117 R)
• M25: 40,925,489 km (0.06 R)
• M26: 41,554,249 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334

Radius: 5.9

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.59 AU - 7.65 AU

Year: 11973 Days

Day: 19 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,346,245 km

• M1: 100,380 km (0.079 R)
• M2: 346,618 km (0.104 R)
• M3: 531,671 km (0.055 R)
• M4: 721,062 km (0.066 R)
• M5: 1,517,670 km (0.087 R)
• M6: 3,641,661 km (0.074 R)
• M7: 8,750,578 km (0.113 R)
• M8: 9,291,823 km (0.11 R)
• M9: 9,951,101 km (0.094 R)
• M10: 11,628,093 km (0.043 R)
• M11: 13,543,993 km (0.094 R)
• M12: 15,923,347 km (0.054 R)
• M13: 16,122,312 km (0.107 R)
• M14: 17,703,262 km (0.029 R)
• M15: 19,309,495 km (0.084 R)
• M16: 20,302,825 km (0.104 R)
• M17: 25,603,975 km (0.03 R)
• M18: 34,895,947 km (0.103 R)
• M19: 35,231,795 km (0.092 R)
• M20: 36,481,984 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.8

Radius: 7.9

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.39 AU - 10.27 AU

Year: 16900 Days

Day: 21.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,346,245 km

• M1: 106,962 km (0.11 R)
• M2: 538,852 km (0.09 R)
• M3: 797,805 km (0.081 R)
• M4: 1,082,640 km (0.103 R)
• M5: 1,881,792 km (0.093 R)
• M6: 2,274,785 km (0.057 R)
• M7: 2,566,501 km (0.072 R)
• M8: 3,678,312 km (0.118 R)
• M9: 3,963,745 km (0.05 R)
• M10: 4,579,490 km (0.05 R)
• M11: 4,978,617 km (0.071 R)
• M12: 5,473,487 km (0.111 R)
• M13: 6,316,620 km (0.104 R)
• M14: 7,740,044 km (0.037 R)
• M15: 9,261,006 km (0.094 R)
• M16: 12,243,539 km (0.108 R)
• M17: 13,343,083 km (0.108 R)
• M18: 14,933,757 km (0.094 R)
• M19: 15,295,485 km (0.112 R)
• M20: 16,036,742 km (0.093 R)
• M21: 16,569,610 km (0.089 R)
• M22: 17,832,066 km (0.077 R)
• M23: 18,404,128 km (0.1 R)
• M24: 20,281,731 km (0.041 R)
• M25: 22,096,204 km (0.11 R)
• M26: 29,638,181 km (0.104 R)
• M27: 33,671,938 km (0.091 R)
• M28: 35,562,406 km (0.114 R)
• M29: 36,078,219 km (0.084 R)
• M30: 36,468,371 km (0.062 R)
• M31: 39,004,952 km (0.109 R)
• M32: 43,245,752 km (0.096 R)
• M33: 45,932,381 km (0.067 R)
• M34: 47,940,582 km (0.096 R)
• M35: 58,865,117 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 14,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit