🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.49 AU - 0.69 AU

Year: 169 Days

Day: 24.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.6 AU - 1.76 AU

Year: 812 Days

Day: 34 Hours

Environment

Temp: -60 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.14 AU - 2.6 AU

Year: 1360 Days

Day: 28 Hours

Environment

Temp: -97 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 11.6

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.01 AU - 9.75 AU

Year: 10709 Days

Day: 10.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,816,841 km

• M1: 144,960 km (0.089 R)
• M2: 702,512 km (0.103 R)
• M3: 1,588,580 km (0.102 R)
• M4: 1,995,486 km (0.119 R)
• M5: 2,667,928 km (0.081 R)
• M6: 3,296,389 km (0.055 R)
• M7: 4,074,896 km (0.112 R)
• M8: 4,669,249 km (0.089 R)
• M9: 5,223,958 km (0.08 R)
• M10: 5,617,998 km (0.068 R)
• M11: 7,937,813 km (0.119 R)
• M12: 9,005,343 km (0.074 R)
• M13: 9,817,659 km (0.07 R)
• M14: 11,754,054 km (0.1 R)
• M15: 12,261,191 km (0.087 R)
• M16: 13,623,878 km (0.066 R)
• M17: 17,360,534 km (0.111 R)
• M18: 17,871,111 km (0.103 R)
• M19: 18,922,485 km (0.104 R)
• M20: 21,983,856 km (0.11 R)
• M21: 24,623,062 km (0.05 R)
• M22: 26,018,810 km (0.069 R)
• M23: 27,466,618 km (0.103 R)
• M24: 31,697,545 km (0.106 R)
• M25: 32,902,556 km (0.051 R)
• M26: 35,287,595 km (0.118 R)
• M27: 41,167,688 km (0.062 R)
• M28: 44,338,864 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964

Radius: 4.8

Gravity: 41.84 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.18 AU - 20.46 AU

Year: 28042 Days

Day: 19.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 106,816,841 km

• M1: 97,837 km (0.119 R)
• M2: 263,292 km (0.107 R)
• M3: 992,881 km (0.086 R)
• M4: 1,498,971 km (0.045 R)
• M5: 3,178,955 km (0.12 R)
• M6: 4,145,656 km (0.11 R)
• M7: 4,676,280 km (0.078 R)
• M8: 5,124,026 km (0.097 R)
• M9: 7,047,107 km (0.101 R)
• M10: 7,363,806 km (0.109 R)
• M11: 8,968,991 km (0.105 R)
• M12: 9,341,041 km (0.093 R)
• M13: 13,404,268 km (0.082 R)
• M14: 15,507,764 km (0.097 R)
• M15: 18,607,731 km (0.113 R)
• M16: 19,726,424 km (0.105 R)
• M17: 32,168,329 km (0.114 R)
• M18: 32,601,565 km (0.077 R)
• M19: 46,370,702 km (0.082 R)
• M20: 51,702,071 km (0.104 R)
• M21: 54,514,661 km (0.067 R)
• M22: 58,492,468 km (0.064 R)
• M23: 59,137,833 km (0.095 R)
• M24: 61,102,054 km (0.111 R)
• M25: 74,058,875 km (0.118 R)
• M26: 75,320,134 km (0.097 R)
• M27: 78,666,489 km (0.091 R)
• M28: 93,922,480 km (0.077 R)
• M29: 98,098,056 km (0.045 R)
• M30: 106,496,929 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 15,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit