🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.63 AU - 1.01 AU

Year: 277 Days

Day: 25.5 Hours

Environment

Temp: 108 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.91 AU - 1.15 AU

Year: 390 Days

Day: 33.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.08 AU - 1.08 AU

Year: 418 Days

Day: 25.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.82 AU - 2.2 AU

Year: 1062 Days

Day: 19.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.22 AU - 2.38 AU

Year: 1300 Days

Day: 17.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.99 AU - 3.15 AU

Year: 1536 Days

Day: 42.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,952,332 km

• M1: 13,015 km (0.106 R)

Asteroid Belt

Center: 7.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.7

Radius: 7.4

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 11.09 AU - 14.15 AU

Year: 16713 Days

Day: 21.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,952,332 km

• M1: 109,805 km (0.067 R)
• M2: 410,945 km (0.065 R)
• M3: 721,660 km (0.101 R)
• M4: 1,228,049 km (0.12 R)
• M5: 1,584,541 km (0.088 R)
• M6: 1,841,251 km (0.118 R)
• M7: 2,186,373 km (0.111 R)
• M8: 2,619,908 km (0.077 R)
• M9: 3,083,661 km (0.094 R)
• M10: 3,487,426 km (0.09 R)
• M11: 4,877,938 km (0.056 R)
• M12: 6,056,919 km (0.102 R)
• M13: 6,911,870 km (0.057 R)
• M14: 7,183,391 km (0.119 R)
• M15: 7,699,802 km (0.048 R)
• M16: 8,240,748 km (0.117 R)
• M17: 10,073,322 km (0.094 R)
• M18: 12,293,205 km (0.092 R)
• M19: 14,230,946 km (0.085 R)
• M20: 17,926,762 km (0.102 R)
• M21: 22,511,188 km (0.097 R)
• M22: 23,108,981 km (0.095 R)
• M23: 34,694,140 km (0.111 R)
• M24: 38,097,491 km (0.107 R)
• M25: 38,661,924 km (0.097 R)
• M26: 39,663,183 km (0.115 R)
• M27: 41,123,258 km (0.062 R)
• M28: 42,016,208 km (0.096 R)
• M29: 48,467,616 km (0.044 R)
• M30: 50,983,852 km (0.099 R)
• M31: 53,585,808 km (0.052 R)
• M32: 60,188,908 km (0.058 R)
• M33: 61,339,765 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.4

Radius: 4.6

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 17.5 AU - 18.26 AU

Year: 28184 Days

Day: 16.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,952,332 km

• M1: 57,745 km (0.058 R)
• M2: 247,584 km (0.118 R)
• M3: 528,978 km (0.03 R)
• M4: 1,175,540 km (0.095 R)
• M5: 1,382,883 km (0.07 R)
• M6: 1,667,268 km (0.097 R)
• M7: 1,949,709 km (0.113 R)
• M8: 2,219,584 km (0.117 R)
• M9: 3,321,671 km (0.064 R)
• M10: 3,645,850 km (0.104 R)
• M11: 4,221,652 km (0.032 R)
• M12: 5,195,833 km (0.073 R)
• M13: 5,632,509 km (0.09 R)
• M14: 6,007,850 km (0.119 R)
• M15: 6,715,897 km (0.115 R)
• M16: 7,185,784 km (0.12 R)
• M17: 7,527,466 km (0.069 R)
• M18: 9,516,220 km (0.088 R)
• M19: 12,584,173 km (0.09 R)
• M20: 17,617,992 km (0.07 R)
• M21: 19,712,362 km (0.09 R)
• M22: 21,164,060 km (0.095 R)
• M23: 21,663,417 km (0.113 R)
• M24: 23,103,446 km (0.091 R)
• M25: 24,170,229 km (0.064 R)
• M26: 25,493,272 km (0.112 R)
• M27: 25,718,268 km (0.105 R)
• M28: 27,448,965 km (0.031 R)
• M29: 30,630,164 km (0.068 R)
• M30: 32,705,086 km (0.115 R)
• M31: 44,660,200 km (0.064 R)
• M32: 46,312,060 km (0.075 R)
• M33: 50,618,833 km (0.065 R)
• M34: 54,809,967 km (0.092 R)
• M35: 55,940,179 km (0.115 R)
• M36: 61,420,248 km (0.112 R)
• M37: 63,667,507 km (0.114 R)
• M38: 63,874,551 km (0.072 R)
• M39: 65,757,539 km (0.076 R)
• M40: 66,180,901 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 16,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit