🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.41 AU - 0.63 AU

Year: 133 Days

Day: 15.7 Hours

Environment

Temp: 253 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.81 AU - 0.93 AU

Year: 288 Days

Day: 20.5 Hours

Environment

Temp: 141 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.12 AU - 1.58 AU

Year: 556 Days

Day: 46.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,829,396 km

• M1: 326,871 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.79 AU - 1.89 AU

Year: 885 Days

Day: 40.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 8

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.89 AU - 7.41 AU

Year: 5411 Days

Day: 12.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,829,396 km

• M1: 99,931 km (0.096 R)
• M2: 607,966 km (0.106 R)
• M3: 898,634 km (0.076 R)
• M4: 1,150,258 km (0.116 R)
• M5: 1,415,495 km (0.091 R)
• M6: 2,899,057 km (0.064 R)
• M7: 3,212,016 km (0.1 R)
• M8: 3,860,074 km (0.097 R)
• M9: 12,357,083 km (0.105 R)
• M10: 14,716,691 km (0.117 R)
• M11: 15,526,464 km (0.067 R)
• M12: 16,487,780 km (0.058 R)
• M13: 17,424,711 km (0.052 R)
• M14: 20,377,324 km (0.114 R)
• M15: 24,838,034 km (0.044 R)
• M16: 25,653,641 km (0.111 R)
• M17: 28,471,467 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.8

Radius: 8.6

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.28 AU - 8.62 AU

Year: 7952 Days

Day: 12.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,829,396 km

• M1: 107,112 km (0.084 R)
• M2: 397,482 km (0.092 R)
• M3: 815,907 km (0.099 R)
• M4: 1,111,512 km (0.092 R)
• M5: 1,680,283 km (0.109 R)
• M6: 1,986,809 km (0.063 R)
• M7: 2,448,169 km (0.07 R)
• M8: 2,863,602 km (0.096 R)
• M9: 7,761,287 km (0.099 R)
• M10: 9,198,025 km (0.075 R)
• M11: 9,626,773 km (0.071 R)
• M12: 10,249,399 km (0.074 R)
• M13: 12,125,655 km (0.099 R)
• M14: 13,661,577 km (0.12 R)
• M15: 18,768,549 km (0.095 R)
• M16: 19,810,199 km (0.088 R)
• M17: 22,620,993 km (0.098 R)
• M18: 29,849,263 km (0.085 R)
• M19: 33,326,067 km (0.074 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit