🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.44 AU - 0.72 AU

Year: 290 Days

Day: 12.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732

Radius: 9.9

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.68 AU - 0.96 AU

Year: 487 Days

Day: 5.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,245,536 km

• M1: 123,418 km (0.064 R)
• M2: 515,365 km (0.105 R)
• M3: 859,290 km (0.062 R)
• M4: 1,279,810 km (0.093 R)
• M5: 1,600,398 km (0.062 R)
• M6: 2,077,914 km (0.094 R)
• M7: 3,016,791 km (0.049 R)
• M8: 3,659,164 km (0.101 R)
• M9: 5,068,226 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.8

Radius: 14.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.89 AU - 0.99 AU

Year: 598 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,245,536 km

• M1: 180,265 km (0.101 R)
• M2: 633,397 km (0.063 R)
• M3: 1,098,647 km (0.083 R)
• M4: 1,680,433 km (0.081 R)
• M5: 3,538,738 km (0.104 R)
• M6: 4,223,447 km (0.081 R)
• M7: 5,154,395 km (0.093 R)
• M8: 5,895,054 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259

Radius: 9.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.53 AU - 2.29 AU

Year: 1732 Days

Day: 8.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,245,536 km

• M1: 120,277 km (0.095 R)
• M2: 443,558 km (0.054 R)
• M3: 824,434 km (0.095 R)
• M4: 1,120,189 km (0.099 R)
• M5: 1,623,286 km (0.069 R)
• M6: 1,987,408 km (0.083 R)
• M7: 2,338,065 km (0.108 R)
• M8: 2,643,095 km (0.076 R)
• M9: 3,363,708 km (0.046 R)
• M10: 3,677,116 km (0.075 R)
• M11: 4,109,005 km (0.07 R)
• M12: 4,433,034 km (0.111 R)
• M13: 5,190,897 km (0.09 R)
• M14: 5,652,556 km (0.053 R)
• M15: 6,097,759 km (0.096 R)
• M16: 6,520,522 km (0.071 R)
• M17: 9,277,910 km (0.115 R)
• M18: 10,049,985 km (0.116 R)
• M19: 10,609,182 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.2

Radius: 5.6

Gravity: 26.06 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 10.1 AU - 10.76 AU

Year: 22097 Days

Day: 24.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,245,536 km

• M1: 69,713 km (0.055 R)
• M2: 531,521 km (0.08 R)
• M3: 987,196 km (0.105 R)
• M4: 1,549,535 km (0.081 R)
• M5: 2,373,221 km (0.097 R)
• M6: 4,157,624 km (0.054 R)
• M7: 4,399,374 km (0.118 R)
• M8: 5,626,376 km (0.052 R)
• M9: 5,922,430 km (0.092 R)
• M10: 7,766,373 km (0.092 R)
• M11: 9,659,684 km (0.075 R)
• M12: 9,840,249 km (0.047 R)
• M13: 13,414,291 km (0.057 R)
• M14: 14,019,714 km (0.092 R)
• M15: 14,961,582 km (0.082 R)
• M16: 20,807,119 km (0.073 R)
• M17: 28,626,151 km (0.029 R)
• M18: 32,638,366 km (0.117 R)
• M19: 34,287,084 km (0.109 R)
• M20: 40,650,828 km (0.098 R)
• M21: 45,528,616 km (0.099 R)
• M22: 51,146,465 km (0.052 R)
• M23: 81,675,351 km (0.076 R)
• M24: 82,174,858 km (0.089 R)
• M25: 84,959,324 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 13,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit