🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.38 AU - 0.64 AU

Year: 239 Days

Day: 30.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 9.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.63 AU - 0.87 AU

Year: 426 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,387,066 km

• M1: 114,442 km (0.106 R)
• M2: 504,294 km (0.101 R)
• M3: 858,243 km (0.095 R)
• M4: 1,346,530 km (0.088 R)
• M5: 1,735,934 km (0.039 R)
• M6: 2,041,413 km (0.111 R)
• M7: 2,699,793 km (0.074 R)
• M8: 3,113,281 km (0.078 R)
• M9: 3,503,881 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 8.3

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.92 AU - 0.98 AU

Year: 607 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,387,066 km

• M1: 104,120 km (0.048 R)
• M2: 381,475 km (0.116 R)
• M3: 709,842 km (0.077 R)
• M4: 1,281,455 km (0.113 R)
• M5: 1,936,544 km (0.049 R)
• M6: 2,833,234 km (0.114 R)
• M7: 3,186,734 km (0.104 R)
• M8: 3,666,494 km (0.12 R)
• M9: 4,072,353 km (0.091 R)
• M10: 4,753,622 km (0.093 R)
• M11: 5,254,625 km (0.091 R)
• M12: 5,886,227 km (0.083 R)
• M13: 6,567,496 km (0.113 R)
• M14: 6,970,513 km (0.089 R)
• M15: 7,255,646 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.7

Radius: 8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.89 AU - 1.13 AU

Year: 666 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,387,066 km

• M1: 99,632 km (0.107 R)
• M2: 416,032 km (0.094 R)
• M3: 715,676 km (0.114 R)
• M4: 984,653 km (0.119 R)
• M5: 2,106,338 km (0.084 R)
• M6: 2,892,026 km (0.074 R)
• M7: 3,253,903 km (0.095 R)
• M8: 3,515,849 km (0.099 R)
• M9: 4,299,443 km (0.031 R)
• M10: 4,569,617 km (0.082 R)
• M11: 4,867,167 km (0.096 R)
• M12: 6,095,814 km (0.082 R)
• M13: 6,672,514 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443

Radius: 13.6

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.06 AU - 1.28 AU

Year: 830 Days

Day: 8.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,387,066 km

• M1: 169,195 km (0.034 R)
• M2: 623,524 km (0.095 R)
• M3: 1,211,294 km (0.1 R)
• M4: 1,690,905 km (0.036 R)
• M5: 2,511,748 km (0.091 R)
• M6: 3,062,418 km (0.115 R)
• M7: 3,707,035 km (0.1 R)
• M8: 4,409,846 km (0.108 R)
• M9: 5,305,189 km (0.117 R)
• M10: 5,777,769 km (0.091 R)
• M11: 6,787,555 km (0.08 R)
• M12: 7,214,357 km (0.03 R)
• M13: 7,750,366 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.8

Radius: 12.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.69 AU - 1.87 AU

Year: 1558 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,387,066 km

• M1: 159,471 km (0.093 R)
• M2: 580,440 km (0.05 R)
• M3: 1,029,383 km (0.101 R)
• M4: 1,594,713 km (0.113 R)
• M5: 2,090,181 km (0.072 R)
• M6: 2,554,832 km (0.109 R)
• M7: 3,463,340 km (0.086 R)
• M8: 3,886,553 km (0.093 R)
• M9: 5,109,665 km (0.057 R)
• M10: 5,660,783 km (0.099 R)
• M11: 6,202,777 km (0.087 R)
• M12: 7,120,559 km (0.063 R)
• M13: 7,838,330 km (0.039 R)
• M14: 9,418,383 km (0.09 R)
• M15: 11,755,401 km (0.107 R)
• M16: 12,522,239 km (0.102 R)
• M17: 13,944,317 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.9

Radius: 3.7

Gravity: 47.91 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.63 AU - 11.73 AU

Year: 19757 Days

Day: 16.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,387,066 km

• M1: 46,226 km (0.101 R)
• M2: 181,013 km (0.112 R)
• M3: 296,952 km (0.088 R)
• M4: 904,170 km (0.1 R)
• M5: 1,235,678 km (0.064 R)
• M6: 1,398,441 km (0.104 R)
• M7: 1,877,902 km (0.094 R)
• M8: 2,303,807 km (0.103 R)
• M9: 2,741,979 km (0.106 R)
• M10: 2,993,753 km (0.096 R)
• M11: 4,523,989 km (0.114 R)
• M12: 5,132,254 km (0.045 R)
• M13: 5,593,165 km (0.118 R)
• M14: 7,094,978 km (0.093 R)
• M15: 7,376,821 km (0.073 R)
• M16: 9,965,612 km (0.065 R)
• M17: 12,892,793 km (0.061 R)
• M18: 13,312,415 km (0.086 R)
• M19: 13,597,250 km (0.1 R)
• M20: 14,929,269 km (0.096 R)
• M21: 16,837,240 km (0.118 R)
• M22: 18,546,396 km (0.107 R)
• M23: 19,901,753 km (0.097 R)
• M24: 24,680,657 km (0.111 R)
• M25: 25,435,827 km (0.092 R)
• M26: 27,793,639 km (0.112 R)
• M27: 30,048,827 km (0.078 R)
• M28: 30,293,120 km (0.076 R)
• M29: 41,035,294 km (0.107 R)
• M30: 41,941,708 km (0.071 R)
• M31: 43,481,818 km (0.059 R)
• M32: 48,327,742 km (0.072 R)
• M33: 59,265,889 km (0.102 R)
• M34: 71,525,285 km (0.114 R)
• M35: 73,941,889 km (0.099 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: 419 - 11,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit