🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.72 AU - 0.88 AU

Year: 265 Days

Day: 45.7 Hours

Environment

Temp: 97 °C

Axial Tilt: 88.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.8 AU - 1.08 AU

Year: 338 Days

Day: 40.3 Hours

Environment

Temp: 39 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.28 AU - 1.28 AU

Year: 537 Days

Day: 28 Hours

Environment

Temp: 6 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.17 AU - 1.57 AU

Year: 595 Days

Day: 20.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820

Radius: 13.3

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.73 AU - 5.17 AU

Year: 4084 Days

Day: 11.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,666,358 km

• M1: 173,384 km (0.056 R)
• M2: 1,019,509 km (0.116 R)
• M3: 1,610,720 km (0.064 R)
• M4: 2,570,391 km (0.099 R)
• M5: 3,342,764 km (0.099 R)
• M6: 4,014,160 km (0.04 R)
• M7: 4,575,451 km (0.093 R)
• M8: 5,769,840 km (0.063 R)
• M9: 6,211,453 km (0.062 R)
• M10: 8,692,983 km (0.059 R)
• M11: 13,129,756 km (0.112 R)
• M12: 15,298,028 km (0.114 R)
• M13: 16,263,682 km (0.119 R)
• M14: 17,390,603 km (0.119 R)
• M15: 19,536,136 km (0.111 R)
• M16: 20,877,729 km (0.116 R)
• M17: 23,077,416 km (0.074 R)
• M18: 24,044,417 km (0.119 R)
• M19: 25,427,599 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.2

Radius: 9

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 9.69 AU - 13.79 AU

Year: 14918 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,666,358 km

• M1: 112,797 km (0.081 R)
• M2: 536,907 km (0.04 R)
• M3: 848,220 km (0.116 R)
• M4: 1,524,851 km (0.116 R)
• M5: 1,846,337 km (0.082 R)
• M6: 2,424,233 km (0.117 R)
• M7: 2,799,724 km (0.065 R)
• M8: 3,828,958 km (0.081 R)
• M9: 4,520,698 km (0.116 R)
• M10: 4,800,745 km (0.063 R)
• M11: 5,293,371 km (0.089 R)
• M12: 6,574,378 km (0.093 R)
• M13: 7,564,865 km (0.081 R)
• M14: 8,842,431 km (0.077 R)
• M15: 10,365,038 km (0.068 R)
• M16: 11,645,297 km (0.067 R)
• M17: 11,937,012 km (0.032 R)
• M18: 12,233,665 km (0.057 R)
• M19: 12,841,631 km (0.118 R)
• M20: 14,719,084 km (0.085 R)
• M21: 15,829,699 km (0.064 R)
• M22: 17,906,416 km (0.098 R)
• M23: 20,074,987 km (0.086 R)
• M24: 20,410,385 km (0.092 R)
• M25: 21,966,802 km (0.091 R)
• M26: 24,542,578 km (0.068 R)
• M27: 25,216,815 km (0.109 R)
• M28: 26,201,169 km (0.115 R)
• M29: 27,933,064 km (0.059 R)
• M30: 31,285,552 km (0.06 R)
• M31: 34,177,429 km (0.05 R)
• M32: 39,823,402 km (0.097 R)
• M33: 42,520,951 km (0.066 R)
• M34: 44,622,202 km (0.116 R)
• M35: 44,907,635 km (0.096 R)
• M36: 49,793,053 km (0.103 R)
• M37: 51,340,643 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.4

Radius: 4.7

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.76 AU - 15.18 AU

Year: 20413 Days

Day: 20.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,666,358 km

• M1: 58,493 km (0.031 R)
• M2: 209,138 km (0.102 R)
• M3: 466,895 km (0.059 R)
• M4: 753,076 km (0.113 R)
• M5: 996,322 km (0.108 R)
• M6: 1,224,907 km (0.049 R)
• M7: 2,070,285 km (0.031 R)
• M8: 2,838,620 km (0.101 R)
• M9: 3,325,411 km (0.105 R)
• M10: 3,923,055 km (0.119 R)
• M11: 5,016,914 km (0.054 R)
• M12: 5,292,922 km (0.059 R)
• M13: 6,744,620 km (0.115 R)
• M14: 10,295,924 km (0.072 R)
• M15: 10,798,423 km (0.077 R)
• M16: 11,612,236 km (0.106 R)
• M17: 12,403,907 km (0.116 R)
• M18: 13,691,197 km (0.085 R)
• M19: 16,527,872 km (0.102 R)
• M20: 22,116,549 km (0.057 R)
• M21: 23,045,851 km (0.073 R)
• M22: 29,284,830 km (0.105 R)
• M23: 31,089,878 km (0.109 R)
• M24: 43,069,077 km (0.101 R)
• M25: 43,933,155 km (0.106 R)
• M26: 46,594,501 km (0.109 R)
• M27: 46,896,688 km (0.091 R)
• M28: 49,990,672 km (0.095 R)
• M29: 52,398,599 km (0.091 R)
• M30: 54,212,772 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 19,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit