🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.4

Radius: 8.1

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.87 AU - 1.03 AU

Year: 598 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,628,282 km

• M1: 100,679 km (0.05 R)
• M2: 381,624 km (0.1 R)
• M3: 869,164 km (0.092 R)
• M4: 1,264,850 km (0.117 R)
• M5: 1,584,391 km (0.071 R)
• M6: 1,879,996 km (0.067 R)
• M7: 2,707,422 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.7

Radius: 10.9

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.37 AU - 2.27 AU

Year: 1585 Days

Day: 9.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,628,282 km

• M1: 135,536 km (0.047 R)
• M2: 575,054 km (0.06 R)
• M3: 1,013,526 km (0.066 R)
• M4: 1,416,692 km (0.106 R)
• M5: 1,756,877 km (0.11 R)
• M6: 2,315,775 km (0.073 R)
• M7: 2,832,785 km (0.049 R)
• M8: 3,713,019 km (0.072 R)
• M9: 4,217,164 km (0.119 R)
• M10: 4,711,435 km (0.086 R)
• M11: 5,566,088 km (0.118 R)
• M12: 6,030,739 km (0.106 R)
• M13: 6,498,382 km (0.067 R)
• M14: 7,014,046 km (0.078 R)
• M15: 7,683,945 km (0.079 R)
• M16: 9,037,058 km (0.096 R)
• M17: 9,384,125 km (0.096 R)
• M18: 10,105,336 km (0.05 R)
• M19: 10,702,082 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.2

Radius: 14.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.79 AU - 2.63 AU

Year: 2121 Days

Day: 8.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,628,282 km

• M1: 181,612 km (0.083 R)
• M2: 749,635 km (0.097 R)
• M3: 1,334,413 km (0.09 R)
• M4: 1,831,826 km (0.106 R)
• M5: 2,392,968 km (0.085 R)
• M6: 3,533,352 km (0.086 R)
• M7: 4,117,532 km (0.051 R)
• M8: 4,587,867 km (0.11 R)
• M9: 5,615,455 km (0.092 R)
• M10: 6,268,749 km (0.12 R)
• M11: 7,534,347 km (0.101 R)
• M12: 11,714,860 km (0.116 R)
• M13: 12,588,960 km (0.101 R)
• M14: 13,384,073 km (0.12 R)
• M15: 14,044,099 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 15

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.46 AU - 3.42 AU

Year: 3255 Days

Day: 6.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,628,282 km

• M1: 186,698 km (0.093 R)
• M2: 735,274 km (0.089 R)
• M3: 2,012,839 km (0.119 R)
• M4: 3,793,204 km (0.038 R)
• M5: 4,648,754 km (0.057 R)
• M6: 6,745,218 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.6

Radius: 8.3

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.32 AU - 5.7 AU

Year: 7241 Days

Day: 8.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,628,282 km

• M1: 103,671 km (0.088 R)
• M2: 541,993 km (0.117 R)
• M3: 917,185 km (0.104 R)
• M4: 1,214,735 km (0.082 R)
• M5: 1,499,419 km (0.08 R)
• M6: 3,637,023 km (0.079 R)
• M7: 4,561,389 km (0.063 R)
• M8: 5,476,030 km (0.112 R)
• M9: 6,060,509 km (0.113 R)
• M10: 6,685,828 km (0.078 R)
• M11: 7,743,335 km (0.066 R)
• M12: 9,996,429 km (0.104 R)
• M13: 10,968,815 km (0.104 R)
• M14: 11,686,137 km (0.101 R)
• M15: 11,949,728 km (0.111 R)
• M16: 13,558,055 km (0.073 R)
• M17: 16,331,749 km (0.102 R)
• M18: 16,595,341 km (0.101 R)
• M19: 17,540,051 km (0.031 R)
• M20: 18,734,889 km (0.107 R)
• M21: 19,983,134 km (0.114 R)
• M22: 20,436,715 km (0.078 R)
• M23: 23,553,736 km (0.095 R)
• M24: 24,230,068 km (0.094 R)
• M25: 27,435,202 km (0.057 R)
• M26: 28,089,693 km (0.092 R)
• M27: 32,756,249 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.3

Radius: 14.4

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.07 AU - 6.67 AU

Year: 9183 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,628,282 km

• M1: 184,155 km (0.118 R)
• M2: 670,198 km (0.075 R)
• M3: 1,762,413 km (0.101 R)
• M4: 2,611,380 km (0.079 R)
• M5: 3,197,954 km (0.116 R)
• M6: 4,757,063 km (0.065 R)
• M7: 6,406,080 km (0.059 R)
• M8: 9,604,034 km (0.086 R)
• M9: 10,241,919 km (0.079 R)
• M10: 14,301,556 km (0.118 R)
• M11: 15,663,196 km (0.05 R)
• M12: 16,687,493 km (0.091 R)
• M13: 17,828,925 km (0.091 R)
• M14: 18,794,130 km (0.094 R)
• M15: 19,560,071 km (0.065 R)
• M16: 20,506,727 km (0.04 R)
• M17: 28,806,267 km (0.108 R)
• M18: 29,312,656 km (0.117 R)
• M19: 31,078,958 km (0.088 R)
• M20: 32,476,651 km (0.053 R)
• M21: 34,708,501 km (0.114 R)
• M22: 38,734,479 km (0.098 R)
• M23: 41,242,637 km (0.073 R)
• M24: 44,258,979 km (0.117 R)
• M25: 46,027,375 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.3

Radius: 3.6

Gravity: 27.88 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6 AU - 6.04 AU

Year: 9537 Days

Day: 15.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,628,282 km

• M1: 44,730 km (0.041 R)
• M2: 726,597 km (0.065 R)
• M3: 977,921 km (0.114 R)
• M4: 1,261,409 km (0.085 R)
• M5: 1,544,000 km (0.074 R)
• M6: 2,921,796 km (0.106 R)
• M7: 3,911,087 km (0.106 R)
• M8: 4,900,228 km (0.111 R)
• M9: 5,375,500 km (0.114 R)
• M10: 5,687,861 km (0.091 R)
• M11: 8,140,069 km (0.084 R)
• M12: 9,194,734 km (0.11 R)
• M13: 10,917,952 km (0.075 R)
• M14: 11,066,353 km (0.109 R)
• M15: 11,571,096 km (0.118 R)
• M16: 16,367,353 km (0.078 R)
• M17: 18,805,200 km (0.089 R)
• M18: 21,629,758 km (0.097 R)
• M19: 27,003,762 km (0.065 R)
• M20: 27,549,046 km (0.116 R)
• M21: 32,279,331 km (0.12 R)
• M22: 35,861,751 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.1

Radius: 5

Gravity: 25.8 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.97 AU - 9.33 AU

Year: 15023 Days

Day: 16.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,628,282 km

• M1: 62,682 km (0.108 R)
• M2: 220,507 km (0.104 R)
• M3: 392,096 km (0.051 R)
• M4: 554,709 km (0.075 R)
• M5: 744,848 km (0.12 R)
• M6: 1,878,650 km (0.102 R)
• M7: 2,839,966 km (0.116 R)
• M8: 3,155,468 km (0.053 R)
• M9: 3,413,823 km (0.077 R)
• M10: 4,121,870 km (0.079 R)
• M11: 5,270,931 km (0.066 R)
• M12: 5,976,884 km (0.095 R)
• M13: 7,394,473 km (0.076 R)
• M14: 12,199,108 km (0.076 R)
• M15: 13,096,246 km (0.083 R)
• M16: 16,505,881 km (0.117 R)
• M17: 17,204,952 km (0.073 R)
• M18: 21,819,298 km (0.074 R)
• M19: 23,137,555 km (0.077 R)
• M20: 26,875,407 km (0.109 R)
• M21: 28,059,773 km (0.11 R)
• M22: 31,940,043 km (0.095 R)
• M23: 38,005,040 km (0.062 R)
• M24: 41,306,665 km (0.107 R)
• M25: 44,496,540 km (0.103 R)
• M26: 46,609,760 km (0.043 R)
• M27: 50,709,938 km (0.106 R)
• M28: 57,653,673 km (0.108 R)
• M29: 59,980,967 km (0.108 R)
• M30: 61,259,580 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 10,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit