🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.6

Radius: 11.6

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.95 AU - 1.51 AU

Year: 867 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,657,791 km

• M1: 144,212 km (0.109 R)
• M2: 687,103 km (0.097 R)
• M3: 1,151,305 km (0.048 R)
• M4: 1,592,320 km (0.087 R)
• M5: 2,127,581 km (0.063 R)
• M6: 2,549,148 km (0.079 R)
• M7: 3,050,749 km (0.076 R)
• M8: 3,496,102 km (0.072 R)
• M9: 4,330,709 km (0.098 R)
• M10: 4,762,299 km (0.107 R)
• M11: 5,418,734 km (0.112 R)
• M12: 6,806,254 km (0.117 R)
• M13: 7,214,956 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.2

Radius: 13.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.52 AU - 1.64 AU

Year: 1263 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,657,791 km

• M1: 162,912 km (0.105 R)
• M2: 723,904 km (0.099 R)
• M3: 1,548,188 km (0.083 R)
• M4: 2,129,376 km (0.105 R)
• M5: 3,906,599 km (0.071 R)
• M6: 4,382,021 km (0.115 R)
• M7: 5,185,511 km (0.116 R)
• M8: 6,706,173 km (0.103 R)
• M9: 7,413,622 km (0.114 R)

Asteroid Belt

Center: 2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.3

Radius: 13.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.98 AU - 2.84 AU

Year: 2379 Days

Day: 10 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,657,791 km

• M1: 171,738 km (0.043 R)
• M2: 629,807 km (0.047 R)
• M3: 1,131,110 km (0.055 R)
• M4: 1,739,674 km (0.103 R)
• M5: 2,492,151 km (0.098 R)
• M6: 3,542,478 km (0.077 R)
• M7: 4,457,418 km (0.105 R)
• M8: 4,914,739 km (0.101 R)
• M9: 5,622,786 km (0.049 R)
• M10: 6,370,925 km (0.091 R)
• M11: 8,322,429 km (0.073 R)
• M12: 9,827,832 km (0.073 R)
• M13: 11,110,484 km (0.096 R)
• M14: 11,588,898 km (0.119 R)
• M15: 12,164,401 km (0.055 R)
• M16: 12,976,119 km (0.05 R)
• M17: 14,237,529 km (0.093 R)
• M18: 16,332,048 km (0.114 R)
• M19: 16,951,533 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 15

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.31 AU - 3.55 AU

Year: 4039 Days

Day: 9.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,657,791 km

• M1: 186,698 km (0.062 R)
• M2: 733,927 km (0.079 R)
• M3: 1,248,993 km (0.111 R)
• M4: 1,720,824 km (0.118 R)
• M5: 2,216,143 km (0.07 R)
• M6: 3,260,336 km (0.095 R)
• M7: 4,011,018 km (0.106 R)
• M8: 4,612,701 km (0.107 R)
• M9: 5,695,939 km (0.097 R)
• M10: 7,353,932 km (0.091 R)
• M11: 8,578,092 km (0.062 R)
• M12: 10,458,088 km (0.073 R)
• M13: 12,692,781 km (0.075 R)
• M14: 13,601,738 km (0.083 R)
• M15: 14,707,864 km (0.117 R)
• M16: 15,927,685 km (0.112 R)
• M17: 16,759,001 km (0.108 R)
• M18: 18,327,983 km (0.037 R)
• M19: 19,803,168 km (0.087 R)
• M20: 21,157,776 km (0.079 R)
• M21: 21,756,916 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 9.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.2 AU - 4.31 AU

Year: 4617 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,657,791 km

• M1: 124,465 km (0.063 R)
• M2: 467,493 km (0.118 R)
• M3: 1,010,234 km (0.09 R)
• M4: 1,355,806 km (0.073 R)
• M5: 2,470,908 km (0.12 R)
• M6: 3,164,893 km (0.088 R)
• M7: 3,577,633 km (0.083 R)
• M8: 4,330,858 km (0.113 R)
• M9: 5,085,879 km (0.116 R)
• M10: 5,707,757 km (0.098 R)
• M11: 6,379,601 km (0.097 R)
• M12: 7,197,602 km (0.105 R)
• M13: 8,152,186 km (0.089 R)
• M14: 8,858,288 km (0.119 R)
• M15: 9,953,943 km (0.111 R)
• M16: 10,271,539 km (0.107 R)
• M17: 11,393,673 km (0.109 R)
• M18: 13,490,736 km (0.082 R)
• M19: 14,027,942 km (0.111 R)
• M20: 15,302,217 km (0.029 R)
• M21: 16,541,186 km (0.067 R)
• M22: 17,100,383 km (0.115 R)
• M23: 17,499,061 km (0.077 R)
• M24: 22,508,795 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.9

Radius: 3.5

Gravity: 59.67 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.92 AU - 8.52 AU

Year: 13638 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,657,791 km

• M1: 43,533 km (0.079 R)
• M2: 238,609 km (0.072 R)
• M3: 443,558 km (0.117 R)
• M4: 625,170 km (0.098 R)
• M5: 785,538 km (0.099 R)
• M6: 1,065,286 km (0.11 R)
• M7: 1,254,827 km (0.09 R)
• M8: 1,436,888 km (0.103 R)
• M9: 1,588,879 km (0.106 R)
• M10: 1,942,828 km (0.093 R)
• M11: 3,268,863 km (0.108 R)
• M12: 4,471,331 km (0.096 R)
• M13: 5,528,689 km (0.085 R)
• M14: 8,458,413 km (0.055 R)
• M15: 11,015,789 km (0.109 R)
• M16: 12,468,983 km (0.113 R)
• M17: 15,822,817 km (0.079 R)
• M18: 16,497,952 km (0.1 R)
• M19: 17,905,369 km (0.118 R)
• M20: 18,555,821 km (0.088 R)
• M21: 21,045,728 km (0.117 R)
• M22: 21,496,466 km (0.062 R)
• M23: 22,323,892 km (0.076 R)
• M24: 23,944,186 km (0.094 R)
• M25: 34,337,050 km (0.118 R)
• M26: 38,731,936 km (0.114 R)
• M27: 49,245,525 km (0.09 R)
• M28: 50,358,982 km (0.118 R)
• M29: 52,801,017 km (0.1 R)
• M30: 52,966,622 km (0.07 R)
• M31: 54,980,359 km (0.117 R)
• M32: 59,876,398 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976

Radius: 4.4

Gravity: 50.41 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.77 AU - 11.47 AU

Year: 18971 Days

Day: 15.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 82,657,791 km

• M1: 61,335 km (0.04 R)
• M2: 286,330 km (0.114 R)
• M3: 453,431 km (0.086 R)
• M4: 1,033,721 km (0.092 R)
• M5: 1,735,335 km (0.109 R)
• M6: 2,111,275 km (0.071 R)
• M7: 2,539,424 km (0.114 R)
• M8: 2,890,380 km (0.107 R)
• M9: 3,077,527 km (0.114 R)
• M10: 3,417,264 km (0.107 R)
• M11: 3,908,693 km (0.091 R)
• M12: 7,236,049 km (0.072 R)
• M13: 8,095,040 km (0.101 R)
• M14: 10,692,957 km (0.037 R)
• M15: 11,602,512 km (0.114 R)
• M16: 13,352,956 km (0.099 R)
• M17: 14,561,109 km (0.094 R)
• M18: 15,352,182 km (0.119 R)
• M19: 18,528,743 km (0.063 R)
• M20: 18,712,001 km (0.056 R)
• M21: 19,362,752 km (0.061 R)
• M22: 22,949,660 km (0.088 R)
• M23: 23,373,620 km (0.111 R)
• M24: 25,233,870 km (0.076 R)
• M25: 30,502,407 km (0.05 R)
• M26: 31,273,136 km (0.085 R)
• M27: 32,853,488 km (0.091 R)
• M28: 35,604,443 km (0.105 R)
• M29: 38,654,145 km (0.114 R)
• M30: 39,254,182 km (0.114 R)
• M31: 40,936,111 km (0.074 R)
• M32: 44,116,113 km (0.106 R)
• M33: 44,279,324 km (0.106 R)
• M34: 47,800,110 km (0.091 R)
• M35: 50,783,391 km (0.092 R)
• M36: 63,333,755 km (0.063 R)
• M37: 69,543,113 km (0.109 R)
• M38: 72,680,779 km (0.093 R)
• M39: 73,365,189 km (0.105 R)
• M40: 73,594,373 km (0.069 R)
• M41: 75,677,673 km (0.066 R)
• M42: 76,852,017 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 18,672 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit