🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.98 AU - 1.08 AU

Year: 396 Days

Day: 13.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.5

Radius: 13.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.67 AU - 5.17 AU

Year: 4133 Days

Day: 6.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,764,784 km

• M1: 169,195 km (0.111 R)
• M2: 664,514 km (0.094 R)
• M3: 1,088,624 km (0.031 R)
• M4: 2,480,034 km (0.096 R)
• M5: 2,965,628 km (0.074 R)
• M6: 3,636,275 km (0.088 R)
• M7: 4,446,498 km (0.048 R)
• M8: 5,014,670 km (0.115 R)
• M9: 6,610,580 km (0.114 R)
• M10: 9,005,193 km (0.093 R)
• M11: 10,343,945 km (0.119 R)
• M12: 10,818,469 km (0.101 R)
• M13: 11,499,588 km (0.06 R)
• M14: 12,370,846 km (0.073 R)
• M15: 12,864,370 km (0.077 R)
• M16: 14,514,584 km (0.034 R)
• M17: 15,203,332 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.4

Radius: 11.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.23 AU - 6.01 AU

Year: 4388 Days

Day: 11.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,764,784 km

• M1: 150,196 km (0.089 R)
• M2: 554,111 km (0.115 R)
• M3: 970,441 km (0.054 R)
• M4: 2,245,763 km (0.085 R)
• M5: 2,726,122 km (0.05 R)
• M6: 3,089,346 km (0.108 R)
• M7: 3,856,932 km (0.114 R)
• M8: 4,593,552 km (0.11 R)
• M9: 6,001,268 km (0.059 R)
• M10: 7,166,187 km (0.109 R)
• M11: 9,648,315 km (0.088 R)
• M12: 10,462,725 km (0.101 R)
• M13: 10,847,641 km (0.075 R)
• M14: 13,722,613 km (0.109 R)
• M15: 15,139,305 km (0.118 R)
• M16: 15,933,669 km (0.116 R)
• M17: 16,392,635 km (0.112 R)
• M18: 18,372,713 km (0.1 R)
• M19: 18,820,908 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.8

Radius: 11.5

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.39 AU - 6.43 AU

Year: 4766 Days

Day: 14.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,764,784 km

• M1: 143,016 km (0.074 R)
• M2: 548,276 km (0.117 R)
• M3: 1,010,683 km (0.102 R)
• M4: 1,452,745 km (0.062 R)
• M5: 2,396,408 km (0.06 R)
• M6: 3,003,177 km (0.074 R)
• M7: 4,273,712 km (0.077 R)
• M8: 4,759,606 km (0.082 R)
• M9: 6,122,293 km (0.074 R)
• M10: 6,508,704 km (0.095 R)
• M11: 7,619,468 km (0.089 R)
• M12: 9,474,482 km (0.087 R)
• M13: 9,861,342 km (0.058 R)
• M14: 10,258,973 km (0.078 R)
• M15: 11,564,663 km (0.081 R)
• M16: 12,106,956 km (0.068 R)
• M17: 12,563,080 km (0.104 R)
• M18: 12,925,854 km (0.113 R)
• M19: 13,348,917 km (0.108 R)
• M20: 16,823,627 km (0.119 R)
• M21: 17,264,791 km (0.09 R)
• M22: 19,449,518 km (0.103 R)
• M23: 22,413,052 km (0.107 R)
• M24: 23,647,085 km (0.112 R)
• M25: 24,201,046 km (0.1 R)
• M26: 25,831,663 km (0.032 R)
• M27: 27,447,320 km (0.086 R)
• M28: 28,324,262 km (0.109 R)
• M29: 30,785,447 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 11.6

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.23 AU - 7.27 AU

Year: 7394 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,764,784 km

• M1: 144,512 km (0.115 R)
• M2: 515,215 km (0.113 R)
• M3: 1,099,844 km (0.12 R)
• M4: 1,897,350 km (0.057 R)
• M5: 3,155,917 km (0.113 R)
• M6: 3,713,468 km (0.032 R)
• M7: 5,723,465 km (0.112 R)
• M8: 6,164,629 km (0.064 R)
• M9: 7,309,053 km (0.093 R)
• M10: 7,870,344 km (0.116 R)
• M11: 8,246,134 km (0.037 R)
• M12: 8,677,724 km (0.106 R)
• M13: 10,259,422 km (0.06 R)
• M14: 10,708,664 km (0.091 R)
• M15: 12,135,379 km (0.098 R)
• M16: 13,212,783 km (0.093 R)
• M17: 16,151,185 km (0.072 R)
• M18: 17,173,985 km (0.063 R)
• M19: 17,808,131 km (0.114 R)
• M20: 20,035,344 km (0.038 R)
• M21: 25,305,826 km (0.098 R)
• M22: 27,155,305 km (0.088 R)
• M23: 29,291,861 km (0.111 R)
• M24: 31,853,276 km (0.087 R)
• M25: 35,007,547 km (0.117 R)
• M26: 38,963,813 km (0.108 R)
• M27: 41,049,656 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.8

Radius: 6.6

Gravity: 19.6 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 12.74 AU - 16.28 AU

Year: 20934 Days

Day: 23.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,764,784 km

• M1: 82,129 km (0.11 R)
• M2: 549,772 km (0.108 R)
• M3: 1,121,535 km (0.091 R)
• M4: 1,798,017 km (0.06 R)
• M5: 2,181,735 km (0.116 R)
• M6: 3,112,832 km (0.046 R)
• M7: 4,423,459 km (0.098 R)
• M8: 6,197,241 km (0.112 R)
• M9: 7,217,050 km (0.081 R)
• M10: 8,078,435 km (0.104 R)
• M11: 8,781,993 km (0.094 R)
• M12: 9,120,234 km (0.053 R)
• M13: 9,822,746 km (0.077 R)
• M14: 10,623,693 km (0.097 R)
• M15: 10,943,234 km (0.084 R)
• M16: 12,425,450 km (0.043 R)
• M17: 12,637,430 km (0.1 R)
• M18: 12,923,760 km (0.068 R)
• M19: 17,490,534 km (0.07 R)
• M20: 17,846,428 km (0.111 R)
• M21: 18,207,108 km (0.077 R)
• M22: 19,224,224 km (0.063 R)
• M23: 19,603,155 km (0.096 R)
• M24: 20,278,440 km (0.118 R)
• M25: 22,922,882 km (0.096 R)
• M26: 24,217,502 km (0.117 R)
• M27: 24,659,713 km (0.078 R)
• M28: 27,786,309 km (0.101 R)
• M29: 30,521,706 km (0.062 R)
• M30: 34,813,220 km (0.037 R)
• M31: 35,376,306 km (0.1 R)
• M32: 41,661,661 km (0.063 R)
• M33: 53,163,493 km (0.095 R)
• M34: 55,999,719 km (0.113 R)
• M35: 57,161,945 km (0.105 R)
• M36: 65,751,406 km (0.12 R)
• M37: 67,261,895 km (0.072 R)
• M38: 67,479,560 km (0.05 R)
• M39: 67,916,237 km (0.115 R)
• M40: 74,928,188 km (0.088 R)
• M41: 83,658,720 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.2

Radius: 3.6

Gravity: 33.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 14.39 AU - 20.07 AU

Year: 27088 Days

Day: 22.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,764,784 km

• M1: 44,730 km (0.102 R)
• M2: 156,779 km (0.107 R)
• M3: 330,312 km (0.089 R)
• M4: 721,511 km (0.036 R)
• M5: 905,217 km (0.078 R)
• M6: 1,092,663 km (0.1 R)
• M7: 1,562,101 km (0.046 R)
• M8: 2,029,594 km (0.069 R)
• M9: 2,373,969 km (0.112 R)
• M10: 4,629,605 km (0.064 R)
• M11: 5,701,474 km (0.103 R)
• M12: 8,164,005 km (0.118 R)
• M13: 10,495,787 km (0.066 R)
• M14: 15,841,667 km (0.079 R)
• M15: 25,000,796 km (0.074 R)
• M16: 28,217,300 km (0.071 R)
• M17: 31,957,995 km (0.052 R)
• M18: 33,946,450 km (0.062 R)
• M19: 34,901,931 km (0.06 R)
• M20: 44,483,974 km (0.114 R)
• M21: 44,971,813 km (0.093 R)
• M22: 45,298,983 km (0.104 R)
• M23: 48,143,886 km (0.077 R)
• M24: 48,658,054 km (0.054 R)
• M25: 61,115,218 km (0.085 R)
• M26: 61,717,798 km (0.098 R)
• M27: 68,610,819 km (0.095 R)
• M28: 73,254,038 km (0.078 R)
• M29: 74,618,221 km (0.117 R)
• M30: 77,631,721 km (0.114 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: 525 - 20,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit