🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.93 AU - 1.23 AU

Year: 394 Days

Day: 30.2 Hours

Environment

Temp: 113 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.49 AU - 2.13 AU

Year: 856 Days

Day: 25.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 13.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.17 AU - 6.79 AU

Year: 5798 Days

Day: 7.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,852,584 km

• M1: 171,589 km (0.065 R)
• M2: 650,302 km (0.117 R)
• M3: 1,539,661 km (0.064 R)
• M4: 2,787,308 km (0.118 R)
• M5: 3,215,157 km (0.101 R)
• M6: 3,646,299 km (0.089 R)
• M7: 4,205,795 km (0.101 R)
• M8: 4,998,514 km (0.119 R)
• M9: 6,447,519 km (0.079 R)
• M10: 6,913,666 km (0.089 R)
• M11: 8,089,804 km (0.12 R)
• M12: 9,752,584 km (0.1 R)
• M13: 11,408,184 km (0.047 R)
• M14: 11,999,544 km (0.118 R)
• M15: 15,161,146 km (0.11 R)
• M16: 17,080,187 km (0.114 R)
• M17: 20,653,033 km (0.081 R)
• M18: 21,395,936 km (0.103 R)
• M19: 24,099,768 km (0.06 R)
• M20: 26,076,255 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 13.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.72 AU - 12.62 AU

Year: 11399 Days

Day: 13.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,852,584 km

• M1: 178,919 km (0.114 R)
• M2: 632,649 km (0.049 R)
• M3: 1,911,562 km (0.106 R)
• M4: 4,836,649 km (0.119 R)
• M5: 8,707,942 km (0.108 R)
• M6: 10,402,737 km (0.115 R)
• M7: 11,415,215 km (0.096 R)
• M8: 19,102,601 km (0.102 R)
• M9: 19,537,033 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.2

Radius: 3.2

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 13.04 AU - 20.48 AU

Year: 24115 Days

Day: 19.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,852,584 km

• M1: 40,691 km (0.058 R)
• M2: 147,354 km (0.116 R)
• M3: 562,937 km (0.112 R)
• M4: 1,078,152 km (0.09 R)
• M5: 1,193,941 km (0.106 R)
• M6: 1,491,940 km (0.054 R)
• M7: 1,666,071 km (0.06 R)
• M8: 1,919,041 km (0.071 R)
• M9: 2,581,461 km (0.056 R)
• M10: 2,768,309 km (0.098 R)
• M11: 3,054,190 km (0.072 R)
• M12: 4,484,495 km (0.059 R)
• M13: 6,016,378 km (0.066 R)
• M14: 7,779,688 km (0.103 R)
• M15: 8,526,779 km (0.087 R)
• M16: 9,661,180 km (0.099 R)
• M17: 13,414,291 km (0.118 R)
• M18: 14,037,217 km (0.099 R)
• M19: 14,744,516 km (0.094 R)
• M20: 16,651,290 km (0.07 R)
• M21: 20,780,939 km (0.085 R)
• M22: 26,018,361 km (0.105 R)
• M23: 26,209,846 km (0.109 R)
• M24: 29,924,062 km (0.097 R)
• M25: 33,293,904 km (0.076 R)
• M26: 35,597,113 km (0.115 R)
• M27: 37,881,322 km (0.097 R)
• M28: 43,273,578 km (0.104 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 12,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit