🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.97 AU - 1.27 AU

Year: 454 Days

Day: 34.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,027,041 km

• M1: 363,523 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.63 AU - 4.23 AU

Year: 2983 Days

Day: 24.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.64 AU - 8.96 AU

Year: 7552 Days

Day: 11.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,027,041 km

• M1: 111,899 km (0.1 R)
• M2: 576,401 km (0.084 R)
• M3: 1,065,735 km (0.096 R)
• M4: 1,473,988 km (0.111 R)
• M5: 2,327,294 km (0.111 R)
• M6: 3,244,778 km (0.077 R)
• M7: 3,743,836 km (0.041 R)
• M8: 4,339,385 km (0.068 R)
• M9: 6,601,305 km (0.11 R)
• M10: 7,172,620 km (0.082 R)
• M11: 8,486,986 km (0.052 R)
• M12: 11,272,349 km (0.096 R)
• M13: 13,287,133 km (0.089 R)
• M14: 15,640,906 km (0.095 R)
• M15: 16,030,609 km (0.075 R)
• M16: 19,512,200 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 13.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.61 AU - 9.09 AU

Year: 7630 Days

Day: 9.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,027,041 km

• M1: 167,849 km (0.096 R)
• M2: 1,006,494 km (0.111 R)
• M3: 1,903,633 km (0.11 R)
• M4: 3,636,724 km (0.079 R)
• M5: 4,590,111 km (0.06 R)
• M6: 5,314,016 km (0.114 R)
• M7: 6,652,019 km (0.078 R)
• M8: 7,222,735 km (0.102 R)
• M9: 7,992,416 km (0.115 R)
• M10: 8,419,069 km (0.106 R)
• M11: 8,906,010 km (0.115 R)
• M12: 10,231,298 km (0.041 R)
• M13: 13,094,002 km (0.096 R)
• M14: 14,301,257 km (0.059 R)
• M15: 15,980,045 km (0.057 R)
• M16: 16,453,821 km (0.061 R)
• M17: 17,643,274 km (0.082 R)
• M18: 19,342,855 km (0.059 R)
• M19: 21,149,100 km (0.119 R)
• M20: 24,021,828 km (0.088 R)
• M21: 27,049,988 km (0.091 R)
• M22: 35,430,760 km (0.114 R)
• M23: 36,005,664 km (0.037 R)
• M24: 37,767,927 km (0.109 R)
• M25: 39,218,578 km (0.089 R)
• M26: 41,974,021 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 8.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.97 AU - 9.75 AU

Year: 10098 Days

Day: 12.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,027,041 km

• M1: 111,301 km (0.116 R)
• M2: 423,362 km (0.106 R)
• M3: 1,064,239 km (0.08 R)
• M4: 1,643,632 km (0.101 R)
• M5: 4,087,313 km (0.114 R)
• M6: 4,595,796 km (0.089 R)
• M7: 6,920,996 km (0.1 R)
• M8: 9,980,871 km (0.104 R)
• M9: 13,130,056 km (0.114 R)
• M10: 14,522,064 km (0.09 R)
• M11: 14,811,835 km (0.053 R)
• M12: 16,009,964 km (0.093 R)
• M13: 17,466,299 km (0.098 R)
• M14: 18,193,046 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.2

Radius: 14.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.69 AU - 11.21 AU

Year: 12017 Days

Day: 7.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,027,041 km

• M1: 178,470 km (0.054 R)
• M2: 938,727 km (0.082 R)
• M3: 1,948,662 km (0.111 R)
• M4: 2,562,612 km (0.094 R)
• M5: 3,163,397 km (0.093 R)
• M6: 3,831,052 km (0.054 R)
• M7: 4,414,184 km (0.091 R)
• M8: 5,973,144 km (0.083 R)
• M9: 7,701,747 km (0.114 R)
• M10: 9,058,450 km (0.093 R)
• M11: 10,410,965 km (0.11 R)
• M12: 11,329,196 km (0.113 R)
• M13: 13,019,652 km (0.1 R)
• M14: 16,108,250 km (0.084 R)
• M15: 16,606,860 km (0.086 R)
• M16: 20,308,210 km (0.11 R)
• M17: 23,695,405 km (0.086 R)
• M18: 26,643,680 km (0.092 R)
• M19: 27,341,853 km (0.064 R)
• M20: 28,567,209 km (0.114 R)
• M21: 29,088,408 km (0.118 R)
• M22: 31,127,128 km (0.102 R)
• M23: 33,030,611 km (0.114 R)
• M24: 39,979,732 km (0.09 R)
• M25: 40,632,128 km (0.118 R)
• M26: 46,396,732 km (0.114 R)
• M27: 50,377,233 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.6

Radius: 6.1

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 10.71 AU - 14.15 AU

Year: 16779 Days

Day: 21.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,027,041 km

• M1: 76,145 km (0.097 R)
• M2: 402,568 km (0.103 R)
• M3: 660,175 km (0.038 R)
• M4: 1,016,069 km (0.11 R)
• M5: 1,306,737 km (0.063 R)
• M6: 1,728,005 km (0.093 R)
• M7: 2,162,886 km (0.105 R)
• M8: 2,465,074 km (0.112 R)
• M9: 3,177,758 km (0.1 R)
• M10: 3,468,427 km (0.103 R)
• M11: 4,273,114 km (0.11 R)
• M12: 4,781,148 km (0.061 R)
• M13: 7,058,925 km (0.109 R)
• M14: 8,161,910 km (0.103 R)
• M15: 9,473,285 km (0.046 R)
• M16: 11,358,218 km (0.056 R)
• M17: 12,038,290 km (0.087 R)
• M18: 14,502,018 km (0.057 R)
• M19: 14,831,881 km (0.088 R)
• M20: 20,235,356 km (0.08 R)
• M21: 23,147,877 km (0.082 R)
• M22: 24,239,044 km (0.096 R)
• M23: 28,022,374 km (0.093 R)
• M24: 29,366,062 km (0.03 R)
• M25: 31,516,232 km (0.104 R)
• M26: 32,629,689 km (0.095 R)
• M27: 41,300,232 km (0.107 R)
• M28: 43,582,497 km (0.106 R)
• M29: 47,958,385 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 17,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit