🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 34.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.44 AU - 0.73 AU

Year: 290 Days

Day: 28.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.7

Radius: 14.9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.67 AU - 0.69 AU

Year: 368 Days

Day: 9.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 65,146,471 km

• M1: 185,352 km (0.069 R)
• M2: 793,617 km (0.097 R)
• M3: 1,390,512 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387

Radius: 14.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.63 AU - 0.93 AU

Year: 452 Days

Day: 9.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,146,471 km

• M1: 181,612 km (0.091 R)
• M2: 687,851 km (0.094 R)
• M3: 2,169,169 km (0.11 R)
• M4: 2,756,790 km (0.065 R)
• M5: 3,529,014 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 8.9

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.99 AU - 1.15 AU

Year: 726 Days

Day: 6.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,146,471 km

• M1: 110,702 km (0.075 R)
• M2: 425,756 km (0.057 R)
• M3: 716,424 km (0.118 R)
• M4: 1,053,767 km (0.067 R)
• M5: 1,405,173 km (0.042 R)
• M6: 1,885,382 km (0.089 R)
• M7: 2,329,538 km (0.095 R)
• M8: 3,312,695 km (0.118 R)
• M9: 4,092,998 km (0.106 R)
• M10: 4,378,730 km (0.089 R)
• M11: 4,824,232 km (0.1 R)
• M12: 5,441,323 km (0.117 R)
• M13: 6,226,712 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 14

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.31 AU - 1.69 AU

Year: 1205 Days

Day: 9.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,146,471 km

• M1: 174,730 km (0.098 R)
• M2: 687,103 km (0.119 R)
• M3: 1,234,631 km (0.114 R)
• M4: 1,832,724 km (0.028 R)
• M5: 2,715,501 km (0.107 R)
• M6: 3,441,499 km (0.09 R)
• M7: 4,068,464 km (0.054 R)
• M8: 4,648,455 km (0.069 R)
• M9: 6,100,152 km (0.056 R)
• M10: 6,953,907 km (0.087 R)
• M11: 8,317,492 km (0.083 R)
• M12: 8,872,500 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.4

Radius: 14.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.29 AU - 1.99 AU

Year: 1378 Days

Day: 7.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,146,471 km

• M1: 179,069 km (0.097 R)
• M2: 863,030 km (0.067 R)
• M3: 1,505,703 km (0.119 R)
• M4: 2,030,043 km (0.088 R)
• M5: 3,380,014 km (0.081 R)
• M6: 4,128,004 km (0.11 R)
• M7: 4,898,732 km (0.104 R)
• M8: 5,687,711 km (0.081 R)
• M9: 6,354,319 km (0.061 R)
• M10: 8,202,900 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.1

Radius: 4

Gravity: 57.94 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.59 AU - 7.51 AU

Year: 9762 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,146,471 km

• M1: 59,390 km (0.081 R)
• M2: 211,980 km (0.078 R)
• M3: 505,491 km (0.028 R)
• M4: 709,094 km (0.099 R)
• M5: 1,243,757 km (0.115 R)
• M6: 1,499,868 km (0.082 R)
• M7: 1,773,932 km (0.085 R)
• M8: 2,062,655 km (0.099 R)
• M9: 2,421,541 km (0.05 R)
• M10: 4,023,136 km (0.114 R)
• M11: 4,223,148 km (0.064 R)
• M12: 4,612,252 km (0.048 R)
• M13: 7,679,158 km (0.071 R)
• M14: 10,115,359 km (0.088 R)
• M15: 11,252,901 km (0.029 R)
• M16: 13,650,507 km (0.119 R)
• M17: 13,972,292 km (0.11 R)
• M18: 14,364,986 km (0.095 R)
• M19: 14,765,160 km (0.105 R)
• M20: 17,398,083 km (0.041 R)
• M21: 18,392,909 km (0.103 R)
• M22: 18,549,238 km (0.091 R)
• M23: 20,578,982 km (0.099 R)
• M24: 22,662,133 km (0.096 R)
• M25: 23,847,247 km (0.053 R)
• M26: 24,033,197 km (0.073 R)
• M27: 25,169,094 km (0.103 R)
• M28: 25,652,744 km (0.078 R)
• M29: 26,638,594 km (0.115 R)
• M30: 29,213,323 km (0.107 R)
• M31: 29,426,200 km (0.114 R)
• M32: 29,640,125 km (0.092 R)
• M33: 32,744,730 km (0.119 R)
• M34: 33,089,703 km (0.074 R)
• M35: 44,741,731 km (0.087 R)
• M36: 52,020,116 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.9

Radius: 4.2

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.87 AU - 10.81 AU

Year: 20249 Days

Day: 22.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 82.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,146,471 km

• M1: 55,800 km (0.078 R)
• M2: 233,373 km (0.065 R)
• M3: 414,087 km (0.101 R)
• M4: 784,192 km (0.116 R)
• M5: 1,462,020 km (0.093 R)
• M6: 3,187,631 km (0.108 R)
• M7: 4,707,247 km (0.114 R)
• M8: 5,005,694 km (0.072 R)
• M9: 5,190,597 km (0.112 R)
• M10: 9,774,575 km (0.038 R)
• M11: 11,703,640 km (0.111 R)
• M12: 13,336,351 km (0.076 R)
• M13: 20,591,848 km (0.064 R)
• M14: 22,453,144 km (0.107 R)
• M15: 23,553,138 km (0.08 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.6

Radius: 5

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.23 AU - 13.43 AU

Year: 23380 Days

Day: 15.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,146,471 km

• M1: 62,233 km (0.115 R)
• M2: 328,816 km (0.102 R)
• M3: 515,664 km (0.058 R)
• M4: 950,694 km (0.096 R)
• M5: 1,206,058 km (0.036 R)
• M6: 1,682,527 km (0.04 R)
• M7: 1,908,719 km (0.07 R)
• M8: 2,115,912 km (0.031 R)
• M9: 3,385,699 km (0.064 R)
• M10: 3,661,707 km (0.068 R)
• M11: 5,165,016 km (0.057 R)
• M12: 6,112,419 km (0.094 R)
• M13: 6,274,135 km (0.106 R)
• M14: 8,052,105 km (0.109 R)
• M15: 10,714,349 km (0.099 R)
• M16: 16,258,895 km (0.075 R)
• M17: 16,569,909 km (0.039 R)
• M18: 17,203,755 km (0.092 R)
• M19: 17,364,722 km (0.038 R)
• M20: 18,688,664 km (0.1 R)
• M21: 20,798,742 km (0.072 R)
• M22: 23,952,115 km (0.102 R)
• M23: 28,183,940 km (0.049 R)
• M24: 29,429,342 km (0.079 R)
• M25: 36,078,967 km (0.111 R)
• M26: 43,216,581 km (0.102 R)
• M27: 46,099,481 km (0.11 R)
• M28: 51,239,963 km (0.1 R)
• M29: 53,091,536 km (0.095 R)
• M30: 55,863,884 km (0.064 R)
• M31: 60,200,726 km (0.101 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: 192 - 18,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit