🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.1 AU - 1.74 AU

Year: 595 Days

Day: 43.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.13 AU - 1.83 AU

Year: 633 Days

Day: 27.1 Hours

Environment

Temp: -15 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,184,974 km

• M1: 38,596 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.69 AU - 4.77 AU

Year: 3058 Days

Day: 25.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.46 AU - 5.98 AU

Year: 4192 Days

Day: 39.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,184,974 km

• M1: 43,683 km (0.097 R)

Asteroid Belt

Center: 7.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.4

Radius: 15

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.51 AU - 10.93 AU

Year: 10651 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,184,974 km

• M1: 186,549 km (0.09 R)
• M2: 709,692 km (0.113 R)
• M3: 1,652,757 km (0.105 R)
• M4: 2,398,802 km (0.082 R)
• M5: 3,110,888 km (0.11 R)
• M6: 4,287,325 km (0.074 R)
• M7: 8,360,427 km (0.06 R)
• M8: 9,041,247 km (0.052 R)
• M9: 11,748,070 km (0.087 R)
• M10: 20,927,994 km (0.069 R)
• M11: 22,442,972 km (0.064 R)
• M12: 28,022,673 km (0.103 R)
• M13: 33,216,412 km (0.119 R)
• M14: 35,042,553 km (0.112 R)
• M15: 37,783,785 km (0.114 R)
• M16: 43,689,759 km (0.101 R)
• M17: 46,861,683 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 13.2

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.82 AU - 12.6 AU

Year: 11466 Days

Day: 13.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,184,974 km

• M1: 170,990 km (0.119 R)
• M2: 612,304 km (0.099 R)
• M3: 1,486,404 km (0.109 R)
• M4: 2,127,581 km (0.099 R)
• M5: 2,618,112 km (0.117 R)
• M6: 3,135,871 km (0.108 R)
• M7: 4,142,814 km (0.092 R)
• M8: 5,354,706 km (0.079 R)
• M9: 5,819,806 km (0.095 R)
• M10: 6,429,417 km (0.09 R)
• M11: 7,208,224 km (0.068 R)
• M12: 7,687,386 km (0.082 R)
• M13: 8,187,791 km (0.08 R)
• M14: 8,856,044 km (0.109 R)
• M15: 10,686,973 km (0.081 R)
• M16: 13,461,415 km (0.118 R)
• M17: 14,875,414 km (0.065 R)
• M18: 15,726,626 km (0.106 R)
• M19: 16,685,099 km (0.084 R)
• M20: 17,604,229 km (0.084 R)
• M21: 18,476,085 km (0.109 R)
• M22: 26,109,915 km (0.103 R)
• M23: 31,299,465 km (0.088 R)
• M24: 32,226,523 km (0.104 R)
• M25: 37,916,029 km (0.086 R)
• M26: 38,969,497 km (0.117 R)
• M27: 40,722,934 km (0.108 R)
• M28: 51,878,447 km (0.105 R)
• M29: 54,496,410 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.6

Radius: 4.5

Gravity: 33.81 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.43 AU - 17.31 AU

Year: 20153 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,184,974 km

• M1: 56,099 km (0.061 R)
• M2: 198,217 km (0.06 R)
• M3: 704,606 km (0.101 R)
• M4: 1,900,192 km (0.073 R)
• M5: 3,193,466 km (0.08 R)
• M6: 4,588,316 km (0.075 R)
• M7: 8,348,459 km (0.104 R)
• M8: 10,861,404 km (0.106 R)
• M9: 13,983,511 km (0.108 R)
• M10: 14,131,464 km (0.043 R)
• M11: 22,323,293 km (0.051 R)
• M12: 25,374,940 km (0.041 R)
• M13: 26,942,876 km (0.041 R)
• M14: 34,802,149 km (0.069 R)
• M15: 38,013,866 km (0.093 R)
• M16: 40,661,300 km (0.106 R)
• M17: 47,310,775 km (0.039 R)
• M18: 49,164,891 km (0.084 R)
• M19: 58,972,229 km (0.101 R)
• M20: 62,710,829 km (0.058 R)
• M21: 66,604,413 km (0.105 R)
• M22: 72,189,051 km (0.111 R)
• M23: 73,744,270 km (0.104 R)
• M24: 76,232,981 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.2

Radius: 4.9

Gravity: 23.33 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 16.05 AU - 17.71 AU

Year: 24375 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,184,974 km

• M1: 60,886 km (0.093 R)
• M2: 264,938 km (0.105 R)
• M3: 960,568 km (0.09 R)
• M4: 1,127,220 km (0.091 R)
• M5: 2,408,227 km (0.111 R)
• M6: 2,923,591 km (0.105 R)
• M7: 3,110,888 km (0.117 R)
• M8: 3,941,306 km (0.093 R)
• M9: 4,618,685 km (0.118 R)
• M10: 5,490,092 km (0.104 R)
• M11: 7,306,510 km (0.077 R)
• M12: 9,430,799 km (0.064 R)
• M13: 10,262,414 km (0.107 R)
• M14: 10,695,949 km (0.032 R)
• M15: 11,206,376 km (0.116 R)
• M16: 11,799,831 km (0.103 R)
• M17: 14,231,395 km (0.105 R)
• M18: 17,063,283 km (0.11 R)
• M19: 18,565,245 km (0.075 R)
• M20: 19,866,597 km (0.101 R)
• M21: 21,627,514 km (0.085 R)
• M22: 22,545,895 km (0.097 R)
• M23: 25,010,370 km (0.061 R)
• M24: 25,907,958 km (0.116 R)
• M25: 29,096,187 km (0.092 R)
• M26: 33,067,861 km (0.101 R)
• M27: 38,116,041 km (0.06 R)
• M28: 41,596,436 km (0.081 R)
• M29: 44,626,690 km (0.079 R)
• M30: 49,705,538 km (0.099 R)
• M31: 56,102,044 km (0.098 R)
• M32: 73,643,591 km (0.09 R)
• M33: 76,882,684 km (0.071 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 10,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit