🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.61 AU - 0.63 AU

Year: 174 Days

Day: 12.3 Hours

Environment

Temp: 185 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.69 AU - 0.97 AU

Year: 270 Days

Day: 38.5 Hours

Environment

Temp: 111 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.16 AU - 1.64 AU

Year: 590 Days

Day: 22.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,456,638 km

• M1: 78,988 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.76 AU - 6.1 AU

Year: 3902 Days

Day: 39.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,456,638 km

• M1: 606,320 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.2

Radius: 9.5

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.71 AU - 5.81 AU

Year: 4928 Days

Day: 10.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,456,638 km

• M1: 119,080 km (0.11 R)
• M2: 423,063 km (0.039 R)
• M3: 1,011,132 km (0.037 R)
• M4: 1,329,626 km (0.113 R)
• M5: 2,454,452 km (0.069 R)
• M6: 3,081,866 km (0.105 R)
• M7: 3,391,085 km (0.098 R)
• M8: 3,766,575 km (0.081 R)
• M9: 4,293,908 km (0.071 R)
• M10: 4,869,710 km (0.113 R)
• M11: 5,466,605 km (0.1 R)
• M12: 6,111,372 km (0.065 R)
• M13: 6,703,780 km (0.084 R)
• M14: 7,014,046 km (0.085 R)
• M15: 8,551,164 km (0.109 R)
• M16: 10,210,653 km (0.074 R)
• M17: 11,284,317 km (0.111 R)
• M18: 11,774,100 km (0.077 R)
• M19: 13,436,881 km (0.113 R)
• M20: 13,820,450 km (0.057 R)
• M21: 15,488,316 km (0.099 R)
• M22: 18,135,899 km (0.087 R)
• M23: 20,273,952 km (0.105 R)
• M24: 22,651,511 km (0.064 R)
• M25: 30,231,635 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.4

Radius: 4.7

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.75 AU - 14.81 AU

Year: 17250 Days

Day: 18.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,456,638 km

• M1: 58,493 km (0.085 R)
• M2: 519,254 km (0.118 R)
• M3: 766,988 km (0.103 R)
• M4: 1,762,113 km (0.066 R)
• M5: 2,169,468 km (0.079 R)
• M6: 2,324,302 km (0.111 R)
• M7: 2,617,963 km (0.09 R)
• M8: 2,813,786 km (0.112 R)
• M9: 3,460,498 km (0.066 R)
• M10: 10,338,110 km (0.043 R)
• M11: 12,501,296 km (0.1 R)
• M12: 21,622,727 km (0.087 R)
• M13: 21,940,622 km (0.055 R)
• M14: 23,745,072 km (0.116 R)
• M15: 25,469,187 km (0.098 R)
• M16: 26,452,195 km (0.079 R)
• M17: 29,164,404 km (0.105 R)
• M18: 29,649,999 km (0.115 R)
• M19: 35,683,580 km (0.12 R)
• M20: 37,824,924 km (0.106 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 15,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit