🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.47 AU - 0.55 AU

Year: 235 Days

Day: 26.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.3

Radius: 8.2

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.73 AU - 0.75 AU

Year: 411 Days

Day: 10.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,026,664 km

• M1: 103,073 km (0.08 R)
• M2: 484,847 km (0.076 R)
• M3: 790,176 km (0.11 R)
• M4: 1,148,463 km (0.03 R)
• M5: 1,558,959 km (0.092 R)
• M6: 2,073,127 km (0.073 R)
• M7: 2,939,897 km (0.104 R)
• M8: 3,449,278 km (0.118 R)
• M9: 4,121,122 km (0.107 R)
• M10: 4,530,422 km (0.077 R)
• M11: 5,026,937 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.2

Radius: 13.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.78 AU - 0.86 AU

Year: 479 Days

Day: 8.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,026,664 km

• M1: 172,935 km (0.086 R)
• M2: 613,501 km (0.089 R)
• M3: 1,263,952 km (0.104 R)
• M4: 1,734,587 km (0.027 R)
• M5: 2,517,433 km (0.064 R)
• M6: 2,991,808 km (0.106 R)
• M7: 3,454,514 km (0.119 R)
• M8: 5,093,658 km (0.08 R)
• M9: 5,724,811 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.3

Radius: 9.1

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.26 AU - 1.68 AU

Year: 1151 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,026,664 km

• M1: 113,246 km (0.043 R)
• M2: 437,125 km (0.072 R)
• M3: 837,150 km (0.11 R)
• M4: 1,274,275 km (0.109 R)
• M5: 1,702,723 km (0.067 R)
• M6: 2,123,991 km (0.098 R)
• M7: 2,414,061 km (0.108 R)
• M8: 2,744,223 km (0.114 R)
• M9: 4,040,489 km (0.117 R)
• M10: 4,397,280 km (0.049 R)
• M11: 5,424,718 km (0.106 R)
• M12: 6,750,903 km (0.06 R)
• M13: 7,729,722 km (0.056 R)
• M14: 9,007,737 km (0.099 R)
• M15: 9,463,561 km (0.101 R)
• M16: 10,257,328 km (0.06 R)
• M17: 11,372,131 km (0.061 R)
• M18: 11,977,105 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.6

Radius: 14.1

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.28 AU - 3.12 AU

Year: 2865 Days

Day: 8.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,026,664 km

• M1: 175,329 km (0.117 R)
• M2: 664,215 km (0.111 R)
• M3: 1,307,336 km (0.119 R)
• M4: 1,794,726 km (0.111 R)
• M5: 2,558,722 km (0.09 R)
• M6: 3,076,779 km (0.108 R)
• M7: 3,564,618 km (0.079 R)
• M8: 4,177,969 km (0.09 R)
• M9: 5,284,246 km (0.115 R)
• M10: 5,778,218 km (0.098 R)
• M11: 6,327,840 km (0.095 R)
• M12: 7,150,629 km (0.092 R)
• M13: 7,672,127 km (0.11 R)
• M14: 8,761,199 km (0.116 R)
• M15: 9,391,455 km (0.098 R)
• M16: 10,743,072 km (0.039 R)
• M17: 12,298,142 km (0.119 R)
• M18: 13,998,621 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.3

Radius: 13.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.65 AU - 2.99 AU

Year: 3058 Days

Day: 5.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,026,664 km

• M1: 164,408 km (0.09 R)
• M2: 776,413 km (0.055 R)
• M3: 1,514,230 km (0.072 R)
• M4: 2,252,196 km (0.098 R)
• M5: 2,711,162 km (0.092 R)
• M6: 4,060,685 km (0.107 R)
• M7: 4,875,843 km (0.059 R)
• M8: 5,632,659 km (0.084 R)
• M9: 6,739,384 km (0.057 R)
• M10: 7,381,309 km (0.059 R)
• M11: 8,300,587 km (0.113 R)
• M12: 8,732,925 km (0.069 R)
• M13: 9,820,801 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.5

Radius: 12.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.28 AU - 3.68 AU

Year: 3322 Days

Day: 7.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,026,664 km

• M1: 156,629 km (0.101 R)
• M2: 641,924 km (0.065 R)
• M3: 1,143,377 km (0.082 R)
• M4: 1,847,384 km (0.094 R)
• M5: 2,257,731 km (0.075 R)
• M6: 3,196,458 km (0.094 R)
• M7: 4,671,194 km (0.103 R)
• M8: 5,072,116 km (0.077 R)
• M9: 6,588,141 km (0.106 R)
• M10: 8,083,820 km (0.061 R)
• M11: 8,629,553 km (0.103 R)
• M12: 9,236,322 km (0.102 R)
• M13: 9,986,256 km (0.108 R)
• M14: 10,575,073 km (0.106 R)
• M15: 11,104,052 km (0.11 R)
• M16: 14,807,796 km (0.025 R)
• M17: 17,747,992 km (0.111 R)
• M18: 19,505,917 km (0.055 R)
• M19: 20,302,525 km (0.11 R)
• M20: 21,506,040 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 16,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit