🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.58 AU - 0.92 AU

Year: 240 Days

Day: 41.7 Hours

Environment

Temp: 167 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.84 AU - 1.02 AU

Year: 331 Days

Day: 30.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.26 AU - 1.86 AU

Year: 719 Days

Day: 36 Hours

Environment

Temp: -45 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,964,353 km

• M1: 944,860 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.9 AU - 3.94 AU

Year: 2334 Days

Day: 15.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,964,353 km

• M1: 152,739 km (0.096 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.2

Radius: 12.6

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.35 AU - 5.51 AU

Year: 4039 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,964,353 km

• M1: 156,629 km (0.059 R)
• M2: 560,244 km (0.106 R)
• M3: 1,023,997 km (0.084 R)
• M4: 1,677,291 km (0.036 R)
• M5: 2,370,229 km (0.093 R)
• M6: 3,247,022 km (0.082 R)
• M7: 4,026,875 km (0.052 R)
• M8: 4,473,874 km (0.086 R)
• M9: 5,609,920 km (0.044 R)
• M10: 7,786,719 km (0.098 R)
• M11: 8,222,497 km (0.117 R)
• M12: 9,506,197 km (0.091 R)
• M13: 10,785,258 km (0.11 R)
• M14: 11,512,753 km (0.08 R)
• M15: 11,983,986 km (0.073 R)
• M16: 14,481,672 km (0.091 R)
• M17: 15,881,460 km (0.085 R)
• M18: 16,584,570 km (0.087 R)
• M19: 17,064,779 km (0.12 R)
• M20: 17,864,828 km (0.119 R)
• M21: 19,275,835 km (0.071 R)
• M22: 20,279,487 km (0.032 R)
• M23: 22,245,951 km (0.065 R)
• M24: 22,904,182 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.58 AU - 6.76 AU

Year: 5655 Days

Day: 11.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,964,353 km

• M1: 99,483 km (0.045 R)
• M2: 352,153 km (0.073 R)
• M3: 1,045,240 km (0.118 R)
• M4: 1,348,326 km (0.119 R)
• M5: 1,900,491 km (0.033 R)
• M6: 2,423,934 km (0.106 R)
• M7: 2,774,741 km (0.113 R)
• M8: 3,622,512 km (0.035 R)
• M9: 4,106,611 km (0.111 R)
• M10: 4,555,106 km (0.111 R)
• M11: 5,175,338 km (0.072 R)
• M12: 6,321,856 km (0.055 R)
• M13: 6,716,795 km (0.051 R)
• M14: 6,989,213 km (0.1 R)
• M15: 7,925,845 km (0.115 R)
• M16: 9,871,066 km (0.115 R)
• M17: 10,954,154 km (0.102 R)
• M18: 11,670,130 km (0.063 R)
• M19: 15,021,272 km (0.109 R)
• M20: 16,574,098 km (0.097 R)
• M21: 17,969,247 km (0.094 R)
• M22: 18,896,754 km (0.113 R)
• M23: 19,925,539 km (0.099 R)
• M24: 20,489,224 km (0.103 R)
• M25: 21,063,679 km (0.112 R)
• M26: 22,244,455 km (0.055 R)
• M27: 26,471,044 km (0.03 R)
• M28: 28,196,057 km (0.06 R)
• M29: 30,363,431 km (0.083 R)
• M30: 31,392,814 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.4

Radius: 9.7

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.97 AU - 10.47 AU

Year: 9501 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,964,353 km

• M1: 128,205 km (0.116 R)
• M2: 651,200 km (0.1 R)
• M3: 1,412,353 km (0.058 R)
• M4: 2,787,607 km (0.12 R)
• M5: 3,298,932 km (0.115 R)
• M6: 6,467,116 km (0.098 R)
• M7: 7,951,127 km (0.113 R)
• M8: 10,768,055 km (0.114 R)
• M9: 11,578,426 km (0.097 R)
• M10: 14,834,873 km (0.082 R)
• M11: 19,744,825 km (0.118 R)
• M12: 23,799,076 km (0.066 R)
• M13: 25,546,679 km (0.058 R)
• M14: 26,307,534 km (0.106 R)
• M15: 29,814,856 km (0.095 R)
• M16: 30,445,859 km (0.065 R)
• M17: 31,193,250 km (0.085 R)
• M18: 31,952,908 km (0.118 R)
• M19: 37,497,604 km (0.088 R)
• M20: 38,232,877 km (0.082 R)
• M21: 38,728,346 km (0.07 R)
• M22: 47,677,889 km (0.113 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: 495 - 13,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit