🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.47 AU - 0.77 AU

Year: 320 Days

Day: 13.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,386,821 km

• M1: 136,732 km (0.086 R)
• M2: 375,790 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 11.5

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.91 AU - 1.29 AU

Year: 757 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 46,386,821 km

• M1: 143,165 km (0.059 R)
• M2: 644,019 km (0.101 R)
• M3: 1,237,174 km (0.072 R)
• M4: 2,719,091 km (0.069 R)
• M5: 3,916,472 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62

Radius: 14.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.15 AU - 1.33 AU

Year: 906 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 46,386,821 km

• M1: 179,218 km (0.049 R)
• M2: 838,047 km (0.065 R)
• M3: 2,672,267 km (0.068 R)
• M4: 3,747,127 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339

Radius: 8

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.26 AU - 1.48 AU

Year: 1052 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,386,821 km

• M1: 99,483 km (0.113 R)
• M2: 463,604 km (0.088 R)
• M3: 722,558 km (0.097 R)
• M4: 1,017,116 km (0.105 R)
• M5: 1,287,140 km (0.078 R)
• M6: 1,597,406 km (0.105 R)
• M7: 2,510,851 km (0.116 R)
• M8: 3,012,752 km (0.058 R)
• M9: 3,524,227 km (0.115 R)
• M10: 3,970,926 km (0.066 R)
• M11: 4,310,513 km (0.119 R)
• M12: 4,753,772 km (0.094 R)
• M13: 5,083,635 km (0.102 R)
• M14: 5,484,557 km (0.054 R)
• M15: 6,105,388 km (0.111 R)
• M16: 7,145,542 km (0.1 R)
• M17: 7,417,362 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.1

Radius: 11.1

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.49 AU - 2.05 AU

Year: 1545 Days

Day: 11.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,386,821 km

• M1: 138,079 km (0.029 R)
• M2: 487,240 km (0.074 R)
• M3: 884,871 km (0.113 R)
• M4: 1,419,235 km (0.051 R)
• M5: 2,215,245 km (0.062 R)
• M6: 2,579,666 km (0.083 R)
• M7: 3,287,264 km (0.088 R)
• M8: 4,254,414 km (0.067 R)
• M9: 4,749,284 km (0.092 R)
• M10: 5,302,048 km (0.1 R)
• M11: 5,666,319 km (0.037 R)
• M12: 6,445,723 km (0.115 R)
• M13: 6,932,515 km (0.083 R)
• M14: 7,468,823 km (0.074 R)
• M15: 8,085,017 km (0.099 R)
• M16: 8,762,695 km (0.067 R)
• M17: 10,387,029 km (0.111 R)
• M18: 10,734,694 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.5

Radius: 11

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.88 AU - 2.56 AU

Year: 2170 Days

Day: 14.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,386,821 km

• M1: 137,331 km (0.038 R)
• M2: 595,848 km (0.115 R)
• M3: 1,100,143 km (0.106 R)
• M4: 1,515,875 km (0.082 R)
• M5: 2,279,722 km (0.077 R)
• M6: 2,704,430 km (0.09 R)
• M7: 3,215,457 km (0.087 R)
• M8: 3,905,402 km (0.1 R)
• M9: 9,023,893 km (0.085 R)
• M10: 9,984,311 km (0.099 R)
• M11: 10,932,912 km (0.116 R)
• M12: 12,149,441 km (0.114 R)
• M13: 13,955,088 km (0.106 R)
• M14: 17,982,113 km (0.093 R)
• M15: 18,478,927 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.7

Radius: 3.4

Gravity: 50.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.28 AU - 7.3 AU

Year: 10349 Days

Day: 24.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,386,821 km

• M1: 43,084 km (0.042 R)
• M2: 290,669 km (0.081 R)
• M3: 407,505 km (0.085 R)
• M4: 828,922 km (0.071 R)
• M5: 995,574 km (0.092 R)
• M6: 1,115,103 km (0.062 R)
• M7: 1,546,692 km (0.117 R)
• M8: 1,768,995 km (0.108 R)
• M9: 2,012,391 km (0.095 R)
• M10: 2,427,973 km (0.09 R)
• M11: 2,898,459 km (0.073 R)
• M12: 3,549,957 km (0.075 R)
• M13: 4,762,299 km (0.099 R)
• M14: 5,870,220 km (0.093 R)
• M15: 6,226,114 km (0.07 R)
• M16: 8,268,574 km (0.088 R)
• M17: 9,560,501 km (0.119 R)
• M18: 10,980,933 km (0.117 R)
• M19: 14,295,423 km (0.069 R)
• M20: 18,444,071 km (0.114 R)
• M21: 18,974,844 km (0.118 R)
• M22: 21,365,418 km (0.054 R)
• M23: 22,119,840 km (0.116 R)
• M24: 27,707,620 km (0.09 R)
• M25: 28,303,169 km (0.119 R)
• M26: 32,713,763 km (0.116 R)
• M27: 35,081,449 km (0.097 R)
• M28: 36,603,009 km (0.101 R)
• M29: 39,526,450 km (0.078 R)
• M30: 41,559,635 km (0.032 R)
• M31: 44,063,155 km (0.037 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 12,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit