🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.42 AU - 0.6 AU

Year: 134 Days

Day: 37.4 Hours

Environment

Temp: 213 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,072,705 km

• M1: 121,025 km (0.075 R)

Asteroid Belt

Center: 0.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.01 AU - 1.55 AU

Year: 532 Days

Day: 18.1 Hours

Environment

Temp: -0 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 88,072,705 km

• M1: 65,673 km (0.107 R)
• M2: 92,003 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.38 AU - 1.56 AU

Year: 654 Days

Day: 14.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,072,705 km

• M1: 467,344 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.51 AU - 2.37 AU

Year: 992 Days

Day: 28.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,072,705 km

• M1: 1,000,810 km (0.106 R)
• M2: 1,025,344 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.95 AU - 2.19 AU

Year: 1093 Days

Day: 17.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 10.6

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.52 AU - 5.18 AU

Year: 3921 Days

Day: 8.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,072,705 km

• M1: 133,890 km (0.098 R)
• M2: 515,664 km (0.096 R)
• M3: 952,340 km (0.093 R)
• M4: 1,645,128 km (0.091 R)
• M5: 2,174,405 km (0.093 R)
• M6: 3,171,924 km (0.12 R)
• M7: 4,070,259 km (0.099 R)
• M8: 6,415,205 km (0.099 R)
• M9: 7,038,729 km (0.064 R)
• M10: 10,391,966 km (0.064 R)
• M11: 10,996,790 km (0.112 R)
• M12: 11,549,704 km (0.051 R)
• M13: 12,394,184 km (0.11 R)
• M14: 14,641,443 km (0.068 R)
• M15: 15,040,720 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.2

Radius: 13.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.94 AU - 7.9 AU

Year: 5971 Days

Day: 6.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,072,705 km

• M1: 164,258 km (0.11 R)
• M2: 621,130 km (0.103 R)
• M3: 1,058,854 km (0.094 R)
• M4: 1,826,141 km (0.101 R)
• M5: 2,259,676 km (0.096 R)
• M6: 2,676,605 km (0.046 R)
• M7: 3,164,444 km (0.042 R)
• M8: 3,669,187 km (0.041 R)
• M9: 4,111,398 km (0.092 R)
• M10: 5,544,247 km (0.071 R)
• M11: 6,039,116 km (0.12 R)
• M12: 7,084,806 km (0.115 R)
• M13: 8,778,104 km (0.087 R)
• M14: 9,534,321 km (0.114 R)
• M15: 10,683,083 km (0.096 R)
• M16: 12,650,594 km (0.1 R)
• M17: 13,563,889 km (0.089 R)
• M18: 14,684,527 km (0.066 R)
• M19: 15,239,385 km (0.102 R)
• M20: 18,997,733 km (0.05 R)
• M21: 22,229,645 km (0.102 R)
• M22: 23,184,678 km (0.084 R)
• M23: 26,539,111 km (0.039 R)
• M24: 28,289,406 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.4

Radius: 14.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.56 AU - 7.22 AU

Year: 6639 Days

Day: 6.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,072,705 km

• M1: 182,210 km (0.063 R)
• M2: 724,652 km (0.114 R)
• M3: 1,609,523 km (0.119 R)
• M4: 2,522,220 km (0.117 R)
• M5: 3,629,843 km (0.092 R)
• M6: 6,006,504 km (0.096 R)
• M7: 9,486,151 km (0.106 R)
• M8: 11,417,758 km (0.107 R)
• M9: 14,294,675 km (0.072 R)
• M10: 16,945,400 km (0.051 R)
• M11: 20,526,623 km (0.095 R)
• M12: 21,728,642 km (0.088 R)
• M13: 23,733,553 km (0.119 R)
• M14: 27,937,702 km (0.071 R)
• M15: 28,799,684 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.6

Radius: 4.6

Gravity: 39.63 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 15.12 AU - 21.98 AU

Year: 29328 Days

Day: 23.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,072,705 km

• M1: 71,957 km (0.115 R)
• M2: 404,513 km (0.092 R)
• M3: 788,830 km (0.052 R)
• M4: 2,864,051 km (0.113 R)
• M5: 3,308,058 km (0.076 R)
• M6: 3,628,646 km (0.038 R)
• M7: 5,683,672 km (0.09 R)
• M8: 6,049,439 km (0.064 R)
• M9: 7,454,312 km (0.083 R)
• M10: 8,700,463 km (0.042 R)
• M11: 9,372,905 km (0.103 R)
• M12: 20,545,024 km (0.1 R)
• M13: 21,404,463 km (0.042 R)
• M14: 24,721,347 km (0.113 R)
• M15: 31,216,588 km (0.094 R)
• M16: 55,038,553 km (0.112 R)
• M17: 81,291,333 km (0.115 R)
• M18: 96,486,587 km (0.117 R)
• M19: 100,102,368 km (0.081 R)
• M20: 102,872,621 km (0.08 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.3

Radius: 7.9

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.38 AU - 21.28 AU

Year: 29995 Days

Day: 19.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,072,705 km

• M1: 98,286 km (0.053 R)
• M2: 561,740 km (0.084 R)
• M3: 834,158 km (0.099 R)
• M4: 1,254,677 km (0.073 R)
• M5: 1,557,015 km (0.061 R)
• M6: 1,868,627 km (0.092 R)
• M7: 2,545,557 km (0.1 R)
• M8: 2,821,865 km (0.096 R)
• M9: 3,146,193 km (0.106 R)
• M10: 3,648,393 km (0.101 R)
• M11: 4,812,115 km (0.095 R)
• M12: 5,644,627 km (0.107 R)
• M13: 6,386,034 km (0.119 R)
• M14: 7,339,720 km (0.1 R)
• M15: 8,061,530 km (0.099 R)
• M16: 8,830,014 km (0.11 R)
• M17: 11,906,046 km (0.079 R)
• M18: 12,901,320 km (0.069 R)
• M19: 14,339,405 km (0.085 R)
• M20: 16,304,971 km (0.1 R)
• M21: 16,998,208 km (0.115 R)
• M22: 18,258,420 km (0.101 R)
• M23: 22,096,054 km (0.047 R)
• M24: 27,154,557 km (0.117 R)
• M25: 31,585,346 km (0.094 R)
• M26: 43,969,058 km (0.085 R)
• M27: 52,055,122 km (0.056 R)
• M28: 58,630,996 km (0.116 R)
• M29: 71,089,656 km (0.08 R)
• M30: 84,943,466 km (0.088 R)
• M31: 87,283,326 km (0.058 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: 161 - 17,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit