🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.5 AU - 0.6 AU

Year: 156 Days

Day: 44.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,625,946 km

• M1: 461,509 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.5 AU - 0.78 AU

Year: 196 Days

Day: 25.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.88 AU - 1.26 AU

Year: 424 Days

Day: 29.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,625,946 km

• M1: 34,856 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.7 AU - 4.16 AU

Year: 2432 Days

Day: 19.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.1

Radius: 9.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.31 AU - 9.39 AU

Year: 9238 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,625,946 km

• M1: 121,174 km (0.09 R)
• M2: 586,124 km (0.114 R)
• M3: 1,506,750 km (0.111 R)
• M4: 2,902,947 km (0.075 R)
• M5: 3,436,712 km (0.074 R)
• M6: 5,129,262 km (0.036 R)
• M7: 7,082,711 km (0.099 R)
• M8: 9,381,881 km (0.115 R)
• M9: 10,136,602 km (0.08 R)
• M10: 11,009,207 km (0.092 R)
• M11: 12,389,696 km (0.107 R)
• M12: 13,475,926 km (0.116 R)
• M13: 14,719,084 km (0.088 R)
• M14: 15,295,485 km (0.096 R)
• M15: 17,860,340 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.8

Radius: 5.9

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 17.36 AU - 20.02 AU

Year: 30937 Days

Day: 20.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,625,946 km

• M1: 75,248 km (0.094 R)
• M2: 888,462 km (0.104 R)
• M3: 1,644,081 km (0.111 R)
• M4: 2,267,455 km (0.087 R)
• M5: 3,467,679 km (0.073 R)
• M6: 5,224,556 km (0.108 R)
• M7: 6,294,031 km (0.093 R)
• M8: 7,037,981 km (0.072 R)
• M9: 11,656,217 km (0.083 R)
• M10: 12,173,826 km (0.111 R)
• M11: 12,505,036 km (0.066 R)
• M12: 16,155,224 km (0.08 R)
• M13: 26,008,787 km (0.094 R)
• M14: 26,447,856 km (0.077 R)
• M15: 26,891,713 km (0.046 R)
• M16: 29,068,213 km (0.115 R)
• M17: 34,818,456 km (0.107 R)
• M18: 36,708,326 km (0.099 R)
• M19: 36,983,735 km (0.114 R)
• M20: 37,538,743 km (0.085 R)
• M21: 40,105,394 km (0.054 R)
• M22: 40,397,559 km (0.088 R)
• M23: 45,743,738 km (0.034 R)
• M24: 60,841,454 km (0.094 R)
• M25: 69,290,592 km (0.085 R)
• M26: 70,557,985 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 14,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit