🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.46 AU - 0.62 AU

Year: 260 Days

Day: 40.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,607,693 km

• M1: 405,859 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 11.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.76 AU - 0.96 AU

Year: 523 Days

Day: 9.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,607,693 km

• M1: 145,559 km (0.054 R)
• M2: 522,695 km (0.111 R)
• M3: 964,009 km (0.088 R)
• M4: 2,404,786 km (0.106 R)
• M5: 2,770,702 km (0.101 R)
• M6: 3,530,211 km (0.113 R)
• M7: 4,183,654 km (0.062 R)
• M8: 4,808,674 km (0.062 R)
• M9: 5,248,641 km (0.112 R)
• M10: 5,818,759 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.6

Radius: 8.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.82 AU - 1.18 AU

Year: 656 Days

Day: 13.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,607,693 km

• M1: 108,309 km (0.117 R)
• M2: 392,395 km (0.045 R)
• M3: 1,700,928 km (0.112 R)
• M4: 2,363,646 km (0.077 R)
• M5: 4,023,734 km (0.038 R)
• M6: 4,548,374 km (0.042 R)
• M7: 4,967,547 km (0.033 R)
• M8: 5,286,938 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 9.8

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.86 AU - 1.26 AU

Year: 716 Days

Day: 14.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,607,693 km

• M1: 122,521 km (0.092 R)
• M2: 447,148 km (0.1 R)
• M3: 762,650 km (0.054 R)
• M4: 1,111,213 km (0.112 R)
• M5: 1,871,320 km (0.115 R)
• M6: 2,757,986 km (0.083 R)
• M7: 3,562,823 km (0.074 R)
• M8: 4,232,722 km (0.11 R)
• M9: 4,630,802 km (0.085 R)
• M10: 5,123,877 km (0.114 R)
• M11: 5,880,393 km (0.116 R)
• M12: 6,541,915 km (0.08 R)
• M13: 7,341,665 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.6

Radius: 10.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1 AU - 1.14 AU

Year: 726 Days

Day: 13.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,607,693 km

• M1: 128,505 km (0.118 R)
• M2: 481,256 km (0.081 R)
• M3: 861,085 km (0.099 R)
• M4: 1,299,856 km (0.04 R)
• M5: 1,757,476 km (0.069 R)
• M6: 2,321,161 km (0.091 R)
• M7: 2,696,651 km (0.118 R)
• M8: 3,612,938 km (0.111 R)
• M9: 4,045,126 km (0.061 R)
• M10: 4,463,252 km (0.104 R)
• M11: 4,825,279 km (0.118 R)
• M12: 5,875,008 km (0.097 R)
• M13: 6,209,957 km (0.111 R)
• M14: 7,961,150 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.1

Radius: 11.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.35 AU - 1.85 AU

Year: 1328 Days

Day: 5.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,607,693 km

• M1: 232,325 km (0.119 R)
• M2: 795,412 km (0.12 R)
• M3: 1,585,737 km (0.115 R)
• M4: 2,023,610 km (0.107 R)
• M5: 3,328,702 km (0.064 R)
• M6: 4,922,817 km (0.12 R)
• M7: 6,613,572 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.1

Radius: 12.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.43 AU - 2.37 AU

Year: 1718 Days

Day: 13.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,607,693 km

• M1: 171,888 km (0.114 R)
• M2: 681,867 km (0.07 R)
• M3: 1,083,388 km (0.105 R)
• M4: 1,540,708 km (0.033 R)
• M5: 1,985,912 km (0.118 R)
• M6: 3,399,013 km (0.062 R)
• M7: 4,076,542 km (0.1 R)
• M8: 4,685,705 km (0.054 R)
• M9: 5,880,692 km (0.111 R)
• M10: 6,684,631 km (0.098 R)
• M11: 9,046,183 km (0.059 R)
• M12: 10,992,601 km (0.103 R)
• M13: 11,880,764 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.4

Radius: 5.6

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.57 AU - 7.09 AU

Year: 10448 Days

Day: 18.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,607,693 km

• M1: 69,713 km (0.08 R)
• M2: 275,858 km (0.074 R)
• M3: 618,886 km (0.107 R)
• M4: 869,612 km (0.059 R)
• M5: 1,137,393 km (0.105 R)
• M6: 1,401,582 km (0.116 R)
• M7: 2,514,591 km (0.086 R)
• M8: 3,100,565 km (0.058 R)
• M9: 3,383,904 km (0.096 R)
• M10: 5,067,777 km (0.106 R)
• M11: 5,490,242 km (0.073 R)
• M12: 6,469,958 km (0.029 R)
• M13: 8,037,594 km (0.071 R)
• M14: 9,172,294 km (0.094 R)
• M15: 9,629,465 km (0.07 R)
• M16: 10,189,111 km (0.049 R)
• M17: 13,056,154 km (0.094 R)
• M18: 14,284,652 km (0.119 R)
• M19: 15,881,609 km (0.099 R)
• M20: 19,023,164 km (0.063 R)
• M21: 20,248,521 km (0.095 R)
• M22: 21,598,043 km (0.097 R)
• M23: 27,683,086 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit