🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.8

Radius: 8.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.79 AU - 1.27 AU

Year: 722 Days

Day: 10.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,702,886 km

• M1: 105,766 km (0.093 R)
• M2: 395,986 km (0.03 R)
• M3: 691,890 km (0.112 R)
• M4: 1,101,938 km (0.103 R)
• M5: 1,483,712 km (0.09 R)
• M6: 1,870,422 km (0.053 R)
• M7: 2,304,854 km (0.056 R)
• M8: 2,880,657 km (0.058 R)
• M9: 3,536,793 km (0.109 R)
• M10: 5,962,522 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.1

Radius: 10.1

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.76 AU - 2.22 AU

Year: 1938 Days

Day: 10.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,702,886 km

• M1: 125,961 km (0.119 R)
• M2: 492,476 km (0.096 R)
• M3: 825,182 km (0.075 R)
• M4: 1,206,507 km (0.11 R)
• M5: 2,174,106 km (0.045 R)
• M6: 2,500,528 km (0.112 R)
• M7: 4,348,810 km (0.117 R)
• M8: 5,003,450 km (0.096 R)
• M9: 5,366,375 km (0.054 R)
• M10: 6,273,387 km (0.101 R)
• M11: 6,669,073 km (0.091 R)
• M12: 6,997,590 km (0.084 R)
• M13: 7,806,466 km (0.037 R)
• M14: 8,140,817 km (0.1 R)
• M15: 8,773,167 km (0.108 R)
• M16: 9,817,959 km (0.066 R)
• M17: 10,571,483 km (0.07 R)
• M18: 11,401,751 km (0.08 R)
• M19: 12,603,172 km (0.117 R)
• M20: 14,020,163 km (0.11 R)
• M21: 14,515,332 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.4

Radius: 13.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.98 AU - 2.84 AU

Year: 2582 Days

Day: 13 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,702,886 km

• M1: 162,912 km (0.045 R)
• M2: 821,891 km (0.111 R)
• M3: 1,237,025 km (0.118 R)
• M4: 1,644,978 km (0.065 R)
• M5: 2,169,020 km (0.055 R)
• M6: 2,847,745 km (0.09 R)
• M7: 3,459,002 km (0.114 R)
• M8: 4,903,968 km (0.101 R)
• M9: 5,597,354 km (0.095 R)
• M10: 7,263,874 km (0.065 R)
• M11: 8,136,030 km (0.104 R)
• M12: 10,371,022 km (0.094 R)
• M13: 11,025,513 km (0.09 R)
• M14: 13,450,494 km (0.055 R)
• M15: 14,010,140 km (0.072 R)
• M16: 16,020,137 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.1

Radius: 11.3

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.85 AU - 5.47 AU

Year: 6944 Days

Day: 10.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,702,886 km

• M1: 140,622 km (0.098 R)
• M2: 539,300 km (0.071 R)
• M3: 1,060,350 km (0.105 R)
• M4: 1,684,173 km (0.116 R)
• M5: 2,349,135 km (0.071 R)
• M6: 3,287,862 km (0.111 R)
• M7: 5,486,801 km (0.093 R)
• M8: 7,018,982 km (0.106 R)
• M9: 7,613,484 km (0.111 R)
• M10: 8,403,660 km (0.087 R)
• M11: 8,903,467 km (0.117 R)
• M12: 11,352,683 km (0.118 R)
• M13: 12,016,000 km (0.081 R)
• M14: 13,816,261 km (0.119 R)
• M15: 15,665,291 km (0.107 R)
• M16: 17,606,473 km (0.112 R)
• M17: 22,195,986 km (0.054 R)
• M18: 24,219,446 km (0.089 R)
• M19: 25,147,552 km (0.051 R)
• M20: 26,099,293 km (0.093 R)
• M21: 27,074,821 km (0.092 R)
• M22: 27,891,027 km (0.109 R)
• M23: 35,127,974 km (0.099 R)
• M24: 36,976,704 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.8

Radius: 6.8

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.07 AU - 6.69 AU

Year: 9842 Days

Day: 18.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,702,886 km

• M1: 89,609 km (0.113 R)
• M2: 315,203 km (0.078 R)
• M3: 715,826 km (0.069 R)
• M4: 939,475 km (0.076 R)
• M5: 1,187,059 km (0.06 R)
• M6: 1,708,408 km (0.108 R)
• M7: 2,152,115 km (0.119 R)
• M8: 2,992,107 km (0.069 R)
• M9: 4,115,886 km (0.12 R)
• M10: 5,264,499 km (0.05 R)
• M11: 6,348,784 km (0.099 R)
• M12: 7,284,968 km (0.114 R)
• M13: 7,658,813 km (0.081 R)
• M14: 10,486,063 km (0.102 R)
• M15: 13,258,111 km (0.114 R)
• M16: 13,878,494 km (0.079 R)
• M17: 14,911,018 km (0.074 R)
• M18: 22,376,849 km (0.095 R)
• M19: 26,707,259 km (0.078 R)
• M20: 27,001,219 km (0.057 R)
• M21: 29,327,316 km (0.097 R)
• M22: 30,272,775 km (0.077 R)
• M23: 30,592,465 km (0.059 R)
• M24: 31,564,852 km (0.12 R)
• M25: 34,258,660 km (0.058 R)
• M26: 35,779,772 km (0.076 R)
• M27: 37,345,612 km (0.043 R)
• M28: 38,207,296 km (0.054 R)
• M29: 40,483,877 km (0.079 R)
• M30: 43,252,484 km (0.106 R)
• M31: 44,889,833 km (0.074 R)
• M32: 45,584,117 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.8

Radius: 6.7

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.92 AU - 11.22 AU

Year: 18855 Days

Day: 16.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,702,886 km

• M1: 84,224 km (0.119 R)
• M2: 486,492 km (0.055 R)
• M3: 817,104 km (0.065 R)
• M4: 4,599,536 km (0.072 R)
• M5: 6,445,125 km (0.047 R)
• M6: 7,141,802 km (0.032 R)
• M7: 9,697,832 km (0.052 R)
• M8: 9,977,280 km (0.109 R)
• M9: 13,007,984 km (0.086 R)
• M10: 13,416,685 km (0.081 R)
• M11: 15,438,799 km (0.077 R)
• M12: 20,622,366 km (0.106 R)
• M13: 20,991,872 km (0.081 R)
• M14: 29,692,185 km (0.115 R)
• M15: 30,045,087 km (0.111 R)
• M16: 31,241,870 km (0.09 R)
• M17: 32,221,885 km (0.043 R)
• M18: 42,725,002 km (0.064 R)
• M19: 49,809,808 km (0.058 R)
• M20: 55,832,768 km (0.06 R)
• M21: 57,456,503 km (0.061 R)
• M22: 66,249,267 km (0.034 R)

Asteroid Belt

Center: 9.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.7

Radius: 7.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.77 AU - 9.93 AU

Year: 21339 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,702,886 km

• M1: 95,892 km (0.111 R)
• M2: 358,736 km (0.12 R)
• M3: 747,989 km (0.104 R)
• M4: 1,534,575 km (0.091 R)
• M5: 1,906,176 km (0.106 R)
• M6: 4,511,872 km (0.114 R)
• M7: 5,208,100 km (0.035 R)
• M8: 5,747,700 km (0.098 R)
• M9: 6,564,953 km (0.09 R)
• M10: 13,361,035 km (0.071 R)
• M11: 15,942,196 km (0.101 R)
• M12: 16,239,746 km (0.085 R)
• M13: 16,922,810 km (0.063 R)
• M14: 18,591,126 km (0.064 R)
• M15: 19,677,206 km (0.08 R)
• M16: 21,701,415 km (0.103 R)
• M17: 23,379,305 km (0.08 R)
• M18: 24,742,889 km (0.108 R)
• M19: 26,677,190 km (0.113 R)
• M20: 27,734,697 km (0.034 R)
• M21: 33,932,537 km (0.058 R)
• M22: 34,425,312 km (0.111 R)
• M23: 37,482,644 km (0.056 R)
• M24: 44,424,284 km (0.115 R)
• M25: 46,359,931 km (0.083 R)
• M26: 51,040,250 km (0.105 R)
• M27: 52,012,636 km (0.103 R)
• M28: 56,025,899 km (0.109 R)
• M29: 57,408,332 km (0.073 R)
• M30: 59,168,052 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 19,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit