🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.51 AU - 0.61 AU

Year: 180 Days

Day: 47.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,031,680 km

• M1: 179,667 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.63 AU - 0.79 AU

Year: 258 Days

Day: 16.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.4

Radius: 12.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.51 AU - 4.15 AU

Year: 3226 Days

Day: 6.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,031,680 km

• M1: 158,125 km (0.1 R)
• M2: 608,863 km (0.099 R)
• M3: 1,327,831 km (0.105 R)
• M4: 2,805,858 km (0.092 R)
• M5: 5,450,898 km (0.093 R)
• M6: 6,111,821 km (0.094 R)
• M7: 7,202,988 km (0.094 R)
• M8: 8,719,162 km (0.113 R)
• M9: 9,269,084 km (0.108 R)
• M10: 10,287,397 km (0.039 R)
• M11: 13,203,059 km (0.105 R)
• M12: 15,166,083 km (0.079 R)
• M13: 15,962,841 km (0.086 R)
• M14: 17,802,895 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.4

Radius: 10.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.37 AU - 4.65 AU

Year: 4123 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,031,680 km

• M1: 134,189 km (0.075 R)
• M2: 486,343 km (0.115 R)
• M3: 1,484,160 km (0.067 R)
• M4: 2,298,422 km (0.111 R)
• M5: 2,634,419 km (0.074 R)
• M6: 3,717,357 km (0.101 R)
• M7: 4,443,506 km (0.116 R)
• M8: 7,296,636 km (0.087 R)
• M9: 8,773,915 km (0.114 R)
• M10: 10,967,319 km (0.071 R)
• M11: 12,407,498 km (0.034 R)
• M12: 14,662,835 km (0.053 R)
• M13: 17,178,623 km (0.077 R)
• M14: 17,973,735 km (0.1 R)
• M15: 22,179,231 km (0.118 R)
• M16: 23,195,599 km (0.088 R)
• M17: 24,015,844 km (0.041 R)
• M18: 27,490,853 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.2

Radius: 8.1

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.3 AU - 6.98 AU

Year: 5766 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,031,680 km

• M1: 101,727 km (0.081 R)
• M2: 427,850 km (0.044 R)
• M3: 863,180 km (0.096 R)
• M4: 1,122,134 km (0.061 R)
• M5: 1,598,902 km (0.086 R)
• M6: 1,954,496 km (0.108 R)
• M7: 2,807,802 km (0.07 R)
• M8: 3,108,943 km (0.093 R)
• M9: 3,776,897 km (0.061 R)
• M10: 4,690,192 km (0.112 R)
• M11: 5,171,000 km (0.106 R)
• M12: 7,150,928 km (0.093 R)
• M13: 7,464,934 km (0.09 R)
• M14: 7,751,862 km (0.053 R)
• M15: 8,271,715 km (0.106 R)
• M16: 8,774,962 km (0.097 R)
• M17: 9,094,653 km (0.061 R)
• M18: 11,843,065 km (0.103 R)
• M19: 13,196,776 km (0.09 R)
• M20: 13,458,273 km (0.058 R)
• M21: 14,318,760 km (0.096 R)
• M22: 16,387,848 km (0.11 R)
• M23: 16,751,222 km (0.107 R)
• M24: 17,493,825 km (0.065 R)
• M25: 19,785,366 km (0.12 R)
• M26: 22,269,887 km (0.096 R)
• M27: 27,677,700 km (0.116 R)
• M28: 28,714,862 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 8.8

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.13 AU - 8.51 AU

Year: 8525 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,031,680 km

• M1: 109,506 km (0.043 R)
• M2: 529,427 km (0.107 R)
• M3: 931,845 km (0.085 R)
• M4: 1,520,214 km (0.115 R)
• M5: 2,446,374 km (0.066 R)
• M6: 3,684,296 km (0.118 R)
• M7: 4,168,844 km (0.09 R)
• M8: 4,637,833 km (0.102 R)
• M9: 5,111,011 km (0.081 R)
• M10: 5,648,816 km (0.063 R)
• M11: 6,471,604 km (0.064 R)
• M12: 8,699,565 km (0.089 R)
• M13: 9,842,493 km (0.105 R)
• M14: 10,877,411 km (0.118 R)
• M15: 11,659,957 km (0.104 R)
• M16: 12,760,998 km (0.085 R)
• M17: 15,946,385 km (0.08 R)
• M18: 16,682,407 km (0.043 R)
• M19: 17,581,191 km (0.083 R)
• M20: 18,731,149 km (0.068 R)
• M21: 19,324,754 km (0.097 R)
• M22: 20,627,452 km (0.04 R)
• M23: 22,233,834 km (0.109 R)
• M24: 24,797,493 km (0.025 R)
• M25: 25,875,944 km (0.086 R)
• M26: 28,126,045 km (0.113 R)
• M27: 31,428,867 km (0.102 R)
• M28: 40,490,309 km (0.075 R)

Asteroid Belt

Center: 7.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.1

Radius: 9.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.57 AU - 8.87 AU

Year: 10145 Days

Day: 11.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,031,680 km

• M1: 124,316 km (0.073 R)
• M2: 449,990 km (0.082 R)
• M3: 866,920 km (0.109 R)
• M4: 1,287,290 km (0.067 R)
• M5: 1,605,484 km (0.115 R)
• M6: 2,284,359 km (0.092 R)
• M7: 3,317,632 km (0.106 R)
• M8: 3,902,111 km (0.113 R)
• M9: 4,417,924 km (0.041 R)
• M10: 4,862,828 km (0.073 R)
• M11: 6,949,120 km (0.099 R)
• M12: 7,669,135 km (0.058 R)
• M13: 9,301,996 km (0.098 R)
• M14: 9,709,500 km (0.045 R)
• M15: 11,104,500 km (0.068 R)
• M16: 12,410,490 km (0.067 R)
• M17: 12,904,911 km (0.099 R)
• M18: 14,287,644 km (0.099 R)
• M19: 19,171,416 km (0.082 R)
• M20: 21,906,813 km (0.11 R)
• M21: 25,327,368 km (0.07 R)
• M22: 26,392,206 km (0.112 R)
• M23: 32,684,292 km (0.119 R)
• M24: 36,902,952 km (0.109 R)
• M25: 38,967,104 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190

Radius: 6.4

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 11.96 AU - 13.06 AU

Year: 19046 Days

Day: 17.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,031,680 km

• M1: 79,586 km (0.057 R)
• M2: 492,775 km (0.112 R)
• M3: 1,273,527 km (0.12 R)
• M4: 1,771,688 km (0.12 R)
• M5: 2,731,657 km (0.098 R)
• M6: 3,288,760 km (0.092 R)
• M7: 3,786,771 km (0.115 R)
• M8: 4,994,774 km (0.114 R)
• M9: 5,755,778 km (0.088 R)
• M10: 9,630,513 km (0.098 R)
• M11: 15,157,256 km (0.112 R)
• M12: 18,428,812 km (0.073 R)
• M13: 22,400,486 km (0.084 R)
• M14: 24,082,714 km (0.103 R)
• M15: 25,374,940 km (0.107 R)
• M16: 31,874,519 km (0.089 R)
• M17: 33,317,839 km (0.105 R)
• M18: 34,804,094 km (0.117 R)
• M19: 35,504,811 km (0.092 R)
• M20: 44,251,499 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 10,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit