🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.48 AU - 0.74 AU

Year: 308 Days

Day: 36.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.5

Radius: 13

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.65 AU - 0.77 AU

Year: 386 Days

Day: 9.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,532,910 km

• M1: 161,865 km (0.11 R)
• M2: 592,408 km (0.109 R)
• M3: 1,014,124 km (0.109 R)
• M4: 1,506,899 km (0.056 R)
• M5: 1,939,536 km (0.112 R)
• M6: 2,427,375 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.4

Radius: 14.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1 AU - 1.28 AU

Year: 786 Days

Day: 14.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,532,910 km

• M1: 176,974 km (0.086 R)
• M2: 626,665 km (0.106 R)
• M3: 1,118,543 km (0.113 R)
• M4: 1,826,590 km (0.097 R)
• M5: 2,298,571 km (0.096 R)
• M6: 3,141,106 km (0.057 R)
• M7: 3,616,828 km (0.115 R)
• M8: 4,262,791 km (0.083 R)
• M9: 4,909,204 km (0.105 R)
• M10: 5,505,351 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.3

Radius: 14.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.94 AU - 1.5 AU

Year: 870 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,532,910 km

• M1: 182,958 km (0.104 R)
• M2: 747,989 km (0.116 R)
• M3: 1,207,704 km (0.066 R)
• M4: 1,761,066 km (0.087 R)
• M5: 2,529,102 km (0.118 R)
• M6: 3,415,170 km (0.114 R)
• M7: 4,301,986 km (0.099 R)
• M8: 4,826,775 km (0.105 R)
• M9: 5,451,795 km (0.068 R)
• M10: 6,490,603 km (0.115 R)
• M11: 6,977,843 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.3

Radius: 6

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.25 AU - 6.29 AU

Year: 10137 Days

Day: 21.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 38,532,910 km

• M1: 75,397 km (0.063 R)
• M2: 302,636 km (0.095 R)
• M3: 619,634 km (0.08 R)
• M4: 831,615 km (0.058 R)
• M5: 1,494,782 km (0.115 R)
• M6: 2,102,748 km (0.114 R)
• M7: 2,373,520 km (0.073 R)
• M8: 2,783,867 km (0.082 R)
• M9: 3,486,528 km (0.032 R)
• M10: 5,146,167 km (0.062 R)
• M11: 5,389,114 km (0.12 R)
• M12: 5,767,896 km (0.107 R)
• M13: 6,063,351 km (0.047 R)
• M14: 6,649,177 km (0.117 R)
• M15: 6,974,253 km (0.074 R)
• M16: 7,347,799 km (0.071 R)
• M17: 7,656,120 km (0.081 R)
• M18: 8,340,081 km (0.087 R)
• M19: 8,590,957 km (0.053 R)
• M20: 8,846,919 km (0.106 R)
• M21: 9,063,985 km (0.067 R)
• M22: 10,298,617 km (0.09 R)
• M23: 11,589,796 km (0.097 R)
• M24: 12,435,921 km (0.095 R)
• M25: 12,929,445 km (0.102 R)
• M26: 13,781,255 km (0.107 R)
• M27: 17,224,848 km (0.057 R)
• M28: 21,279,250 km (0.116 R)
• M29: 23,032,238 km (0.093 R)
• M30: 28,110,786 km (0.078 R)
• M31: 30,217,424 km (0.044 R)
• M32: 30,909,164 km (0.089 R)
• M33: 31,409,719 km (0.111 R)
• M34: 31,611,376 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 13,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit