🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.26 AU - 1.3 AU

Year: 546 Days

Day: 16.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.59 AU - 2.15 AU

Year: 963 Days

Day: 36.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.9

Radius: 10.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.15 AU - 5.07 AU

Year: 3729 Days

Day: 7.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,486,708 km

• M1: 161,865 km (0.095 R)
• M2: 847,023 km (0.106 R)
• M3: 2,759,333 km (0.103 R)
• M4: 3,472,466 km (0.117 R)
• M5: 5,512,083 km (0.073 R)
• M6: 7,205,830 km (0.064 R)
• M7: 7,889,642 km (0.104 R)
• M8: 9,452,491 km (0.054 R)
• M9: 10,953,556 km (0.096 R)
• M10: 13,139,031 km (0.109 R)
• M11: 13,727,849 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 12.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.32 AU - 5.88 AU

Year: 4339 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,486,708 km

• M1: 161,117 km (0.088 R)
• M2: 991,385 km (0.106 R)
• M3: 1,488,499 km (0.093 R)
• M4: 2,176,649 km (0.074 R)
• M5: 2,581,610 km (0.117 R)
• M6: 3,581,971 km (0.099 R)
• M7: 6,058,714 km (0.099 R)
• M8: 8,942,213 km (0.078 R)
• M9: 9,855,957 km (0.115 R)
• M10: 11,246,170 km (0.069 R)
• M11: 11,672,075 km (0.077 R)
• M12: 13,441,369 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 8.2

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.93 AU - 6.51 AU

Year: 5844 Days

Day: 12.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,486,708 km

• M1: 102,325 km (0.043 R)
• M2: 780,302 km (0.117 R)
• M3: 1,435,840 km (0.109 R)
• M4: 2,217,340 km (0.099 R)
• M5: 2,557,076 km (0.034 R)
• M6: 3,111,337 km (0.067 R)
• M7: 3,837,036 km (0.102 R)
• M8: 6,831,686 km (0.044 R)
• M9: 8,129,747 km (0.1 R)
• M10: 9,584,736 km (0.048 R)
• M11: 10,725,270 km (0.119 R)
• M12: 12,158,567 km (0.108 R)
• M13: 12,734,220 km (0.07 R)
• M14: 13,218,617 km (0.066 R)
• M15: 14,053,374 km (0.104 R)
• M16: 15,765,820 km (0.109 R)
• M17: 16,074,590 km (0.088 R)
• M18: 17,945,611 km (0.117 R)
• M19: 20,029,210 km (0.116 R)
• M20: 24,920,013 km (0.06 R)
• M21: 25,763,147 km (0.081 R)

Asteroid Belt

Center: 6.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 12.6

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.15 AU - 7.45 AU

Year: 7430 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,486,708 km

• M1: 156,629 km (0.05 R)
• M2: 730,486 km (0.098 R)
• M3: 1,563,896 km (0.1 R)
• M4: 2,961,290 km (0.094 R)
• M5: 3,967,186 km (0.117 R)
• M6: 4,718,466 km (0.092 R)
• M7: 5,788,390 km (0.066 R)
• M8: 6,224,917 km (0.086 R)
• M9: 7,240,387 km (0.072 R)
• M10: 8,031,162 km (0.084 R)
• M11: 10,164,278 km (0.105 R)
• M12: 12,102,917 km (0.104 R)
• M13: 12,875,889 km (0.086 R)
• M14: 15,520,480 km (0.048 R)
• M15: 15,972,265 km (0.094 R)
• M16: 19,459,990 km (0.047 R)
• M17: 22,593,018 km (0.08 R)
• M18: 27,056,570 km (0.068 R)
• M19: 27,617,712 km (0.093 R)
• M20: 37,800,240 km (0.115 R)
• M21: 39,330,926 km (0.075 R)
• M22: 41,025,122 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.9

Radius: 13.1

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.7 AU - 9.96 AU

Year: 9057 Days

Day: 8.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,486,708 km

• M1: 162,912 km (0.049 R)
• M2: 626,217 km (0.098 R)
• M3: 1,080,845 km (0.047 R)
• M4: 1,535,024 km (0.106 R)
• M5: 2,522,220 km (0.079 R)
• M6: 5,058,502 km (0.092 R)
• M7: 9,011,925 km (0.095 R)
• M8: 13,153,542 km (0.106 R)
• M9: 13,708,401 km (0.085 R)
• M10: 15,809,204 km (0.106 R)
• M11: 19,588,196 km (0.082 R)
• M12: 21,222,104 km (0.036 R)
• M13: 24,205,534 km (0.114 R)
• M14: 26,085,381 km (0.111 R)
• M15: 27,061,058 km (0.1 R)
• M16: 27,859,013 km (0.073 R)
• M17: 32,196,903 km (0.115 R)
• M18: 36,965,484 km (0.083 R)
• M19: 46,444,155 km (0.114 R)
• M20: 47,013,674 km (0.051 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 11,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit