🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.47 AU - 0.59 AU

Year: 141 Days

Day: 28.1 Hours

Environment

Temp: 226 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,713,422 km

• M1: 145,708 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.77 AU - 2.31 AU

Year: 1064 Days

Day: 20.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.66 AU - 2.78 AU

Year: 1638 Days

Day: 37.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.4

Radius: 14.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.09 AU - 5.51 AU

Year: 4457 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,713,422 km

• M1: 177,124 km (0.116 R)
• M2: 733,478 km (0.116 R)
• M3: 1,175,989 km (0.102 R)
• M4: 2,020,768 km (0.114 R)
• M5: 2,701,438 km (0.12 R)
• M6: 7,893,831 km (0.081 R)
• M7: 8,878,484 km (0.105 R)
• M8: 9,418,084 km (0.079 R)
• M9: 9,979,375 km (0.094 R)
• M10: 10,712,404 km (0.047 R)
• M11: 11,879,268 km (0.056 R)
• M12: 13,258,710 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.4

Radius: 14.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.45 AU - 6.53 AU

Year: 5355 Days

Day: 10.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,713,422 km

• M1: 176,675 km (0.094 R)
• M2: 831,315 km (0.09 R)
• M3: 1,355,506 km (0.111 R)
• M4: 1,917,396 km (0.099 R)
• M5: 2,386,385 km (0.072 R)
• M6: 2,932,866 km (0.113 R)
• M7: 3,714,515 km (0.067 R)
• M8: 4,953,485 km (0.047 R)
• M9: 5,414,695 km (0.101 R)
• M10: 9,351,064 km (0.109 R)
• M11: 11,209,368 km (0.104 R)
• M12: 12,533,609 km (0.099 R)
• M13: 12,982,402 km (0.066 R)
• M14: 14,055,468 km (0.083 R)
• M15: 15,543,069 km (0.111 R)
• M16: 16,061,575 km (0.084 R)
• M17: 20,082,018 km (0.098 R)
• M18: 20,635,530 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.8

Radius: 5.3

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 14.7 AU - 14.96 AU

Year: 20859 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,713,422 km

• M1: 65,973 km (0.062 R)
• M2: 230,979 km (0.111 R)
• M3: 713,881 km (0.092 R)
• M4: 2,516,386 km (0.105 R)
• M5: 4,843,829 km (0.044 R)
• M6: 5,180,125 km (0.077 R)
• M7: 6,806,703 km (0.111 R)
• M8: 9,143,272 km (0.066 R)
• M9: 14,411,960 km (0.117 R)
• M10: 25,874,597 km (0.076 R)
• M11: 32,435,960 km (0.039 R)
• M12: 32,671,876 km (0.097 R)
• M13: 52,031,037 km (0.042 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: 399 - 16,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit