🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.44 AU - 1.62 AU

Year: 688 Days

Day: 38.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,227,534 km

• M1: 61,036 km (0.09 R)
• M2: 1,360,593 km (0.054 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.57 AU - 2.59 AU

Year: 1090 Days

Day: 13.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.13 AU - 2.81 AU

Year: 1411 Days

Day: 15 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,227,534 km

• M1: 44,730 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.24 AU - 3.44 AU

Year: 1739 Days

Day: 17.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.32 AU - 4.36 AU

Year: 3286 Days

Day: 39.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,227,534 km

• M1: 293,810 km (0.113 R)
• M2: 354,996 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.46 AU - 5.2 AU

Year: 3858 Days

Day: 25.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509

Radius: 10.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.5 AU - 7.18 AU

Year: 6502 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,227,534 km

• M1: 131,796 km (0.105 R)
• M2: 569,369 km (0.109 R)
• M3: 915,090 km (0.107 R)
• M4: 1,671,158 km (0.089 R)
• M5: 2,351,978 km (0.103 R)
• M6: 2,953,062 km (0.059 R)
• M7: 3,415,619 km (0.083 R)
• M8: 3,926,346 km (0.081 R)
• M9: 5,384,925 km (0.051 R)
• M10: 6,078,461 km (0.096 R)
• M11: 6,830,489 km (0.05 R)
• M12: 7,425,290 km (0.077 R)
• M13: 7,791,207 km (0.116 R)
• M14: 9,461,317 km (0.12 R)
• M15: 14,042,154 km (0.095 R)
• M16: 15,650,181 km (0.091 R)
• M17: 16,997,011 km (0.104 R)
• M18: 19,160,196 km (0.106 R)
• M19: 19,503,224 km (0.087 R)
• M20: 20,272,307 km (0.109 R)
• M21: 22,246,101 km (0.066 R)
• M22: 29,840,437 km (0.063 R)
• M23: 32,194,659 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 9.8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.05 AU - 7.83 AU

Year: 7375 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,227,534 km

• M1: 127,607 km (0.101 R)
• M2: 438,322 km (0.119 R)
• M3: 746,643 km (0.086 R)
• M4: 1,209,200 km (0.083 R)
• M5: 1,614,759 km (0.03 R)
• M6: 2,230,355 km (0.116 R)
• M7: 2,722,681 km (0.109 R)
• M8: 3,367,149 km (0.09 R)
• M9: 4,133,539 km (0.076 R)
• M10: 5,312,220 km (0.051 R)
• M11: 7,658,513 km (0.118 R)
• M12: 10,183,426 km (0.084 R)
• M13: 10,578,215 km (0.112 R)
• M14: 12,557,544 km (0.105 R)
• M15: 14,114,709 km (0.04 R)
• M16: 15,278,580 km (0.085 R)
• M17: 18,434,646 km (0.071 R)
• M18: 19,756,493 km (0.101 R)
• M19: 22,810,384 km (0.101 R)
• M20: 24,802,130 km (0.107 R)
• M21: 26,084,034 km (0.076 R)
• M22: 29,569,665 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.8

Radius: 4.1

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.82 AU - 18.03 AU

Year: 19901 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,227,534 km

• M1: 51,013 km (0.074 R)
• M2: 185,801 km (0.105 R)
• M3: 585,825 km (0.082 R)
• M4: 763,697 km (0.074 R)
• M5: 1,066,932 km (0.091 R)
• M6: 1,206,806 km (0.11 R)
• M7: 1,631,963 km (0.074 R)
• M8: 1,788,891 km (0.028 R)
• M9: 2,019,422 km (0.071 R)
• M10: 2,392,818 km (0.119 R)
• M11: 2,953,511 km (0.041 R)
• M12: 3,165,790 km (0.097 R)
• M13: 3,298,035 km (0.063 R)
• M14: 4,356,589 km (0.11 R)
• M15: 5,916,596 km (0.101 R)
• M16: 6,219,831 km (0.11 R)
• M17: 7,116,969 km (0.103 R)
• M18: 7,934,521 km (0.098 R)
• M19: 8,345,018 km (0.06 R)
• M20: 9,940,629 km (0.09 R)
• M21: 12,423,804 km (0.116 R)
• M22: 14,251,142 km (0.094 R)
• M23: 23,188,268 km (0.11 R)
• M24: 25,760,005 km (0.064 R)
• M25: 27,576,273 km (0.048 R)
• M26: 29,866,168 km (0.052 R)
• M27: 30,062,590 km (0.052 R)
• M28: 33,217,459 km (0.114 R)
• M29: 38,759,312 km (0.075 R)
• M30: 38,992,984 km (0.084 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit