🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.47 AU - 0.71 AU

Year: 174 Days

Day: 47.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.69 AU - 0.71 AU

Year: 225 Days

Day: 27.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.87 AU - 1.23 AU

Year: 414 Days

Day: 43.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.3

Radius: 8.2

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.4 AU - 5.38 AU

Year: 3541 Days

Day: 9 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,364,930 km

• M1: 102,026 km (0.076 R)
• M2: 363,672 km (0.117 R)
• M3: 641,326 km (0.108 R)
• M4: 978,819 km (0.034 R)
• M5: 1,393,803 km (0.065 R)
• M6: 1,962,724 km (0.047 R)
• M7: 2,767,411 km (0.108 R)
• M8: 3,173,420 km (0.104 R)
• M9: 3,634,181 km (0.053 R)
• M10: 4,434,978 km (0.105 R)
• M11: 4,763,944 km (0.059 R)
• M12: 5,637,147 km (0.093 R)
• M13: 6,268,600 km (0.084 R)
• M14: 7,067,901 km (0.071 R)
• M15: 7,801,828 km (0.057 R)
• M16: 9,997,027 km (0.075 R)
• M17: 10,340,953 km (0.065 R)
• M18: 11,185,732 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306

Radius: 8.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.33 AU - 6.05 AU

Year: 4552 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,364,930 km

• M1: 105,766 km (0.103 R)
• M2: 1,189,901 km (0.11 R)
• M3: 1,476,381 km (0.115 R)
• M4: 2,477,191 km (0.11 R)
• M5: 3,299,979 km (0.041 R)
• M6: 4,272,366 km (0.085 R)
• M7: 6,086,240 km (0.116 R)
• M8: 6,712,307 km (0.108 R)
• M9: 7,041,123 km (0.076 R)
• M10: 8,603,673 km (0.114 R)
• M11: 17,461,662 km (0.113 R)
• M12: 18,199,778 km (0.113 R)
• M13: 18,547,294 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 10.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.8 AU - 8.7 AU

Year: 7516 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,364,930 km

• M1: 128,205 km (0.116 R)
• M2: 666,758 km (0.07 R)
• M3: 1,113,607 km (0.058 R)
• M4: 1,784,403 km (0.053 R)
• M5: 2,407,628 km (0.111 R)
• M6: 2,742,877 km (0.106 R)
• M7: 3,824,918 km (0.036 R)
• M8: 4,699,916 km (0.105 R)
• M9: 5,611,715 km (0.091 R)
• M10: 6,078,012 km (0.112 R)
• M11: 6,808,498 km (0.078 R)
• M12: 10,235,786 km (0.118 R)
• M13: 12,063,572 km (0.113 R)
• M14: 15,557,879 km (0.11 R)
• M15: 17,830,869 km (0.047 R)
• M16: 19,185,179 km (0.093 R)
• M17: 22,635,654 km (0.114 R)
• M18: 23,025,506 km (0.098 R)
• M19: 26,307,534 km (0.041 R)
• M20: 28,691,525 km (0.081 R)
• M21: 29,148,248 km (0.083 R)
• M22: 33,681,961 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 13.4

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.49 AU - 9.55 AU

Year: 11309 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,364,930 km

• M1: 167,849 km (0.038 R)
• M2: 953,238 km (0.068 R)
• M3: 1,400,236 km (0.103 R)
• M4: 2,149,721 km (0.053 R)
• M5: 2,576,075 km (0.107 R)
• M6: 3,449,278 km (0.108 R)
• M7: 4,068,314 km (0.101 R)
• M8: 5,780,761 km (0.046 R)
• M9: 7,024,218 km (0.086 R)
• M10: 7,665,395 km (0.057 R)
• M11: 10,142,137 km (0.034 R)
• M12: 11,649,934 km (0.115 R)
• M13: 12,244,885 km (0.089 R)
• M14: 13,560,299 km (0.106 R)
• M15: 14,152,108 km (0.039 R)
• M16: 17,527,186 km (0.073 R)
• M17: 18,628,226 km (0.116 R)
• M18: 19,360,208 km (0.109 R)
• M19: 25,227,886 km (0.117 R)
• M20: 25,822,986 km (0.086 R)
• M21: 31,039,314 km (0.099 R)
• M22: 32,300,125 km (0.037 R)
• M23: 33,475,665 km (0.069 R)
• M24: 35,046,144 km (0.104 R)
• M25: 37,686,247 km (0.091 R)
• M26: 38,725,952 km (0.119 R)
• M27: 40,591,437 km (0.099 R)
• M28: 44,357,115 km (0.092 R)
• M29: 49,732,017 km (0.073 R)
• M30: 50,982,954 km (0.077 R)
• M31: 52,254,536 km (0.077 R)
• M32: 54,530,668 km (0.09 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 12,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit