🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.71 AU - 1.17 AU

Year: 342 Days

Day: 46.8 Hours

Environment

Temp: 32 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.31 AU - 1.61 AU

Year: 661 Days

Day: 12.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.77 AU - 1.95 AU

Year: 951 Days

Day: 34.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.69 AU - 4.17 AU

Year: 2920 Days

Day: 15.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 14.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.47 AU - 6.97 AU

Year: 5127 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,108,852 km

• M1: 180,265 km (0.089 R)
• M2: 753,973 km (0.099 R)
• M3: 1,533,229 km (0.108 R)
• M4: 2,484,970 km (0.062 R)
• M5: 3,884,458 km (0.106 R)
• M6: 7,192,067 km (0.075 R)
• M7: 7,741,091 km (0.076 R)
• M8: 8,742,649 km (0.111 R)
• M9: 12,360,225 km (0.075 R)
• M10: 13,008,432 km (0.104 R)
• M11: 14,934,655 km (0.068 R)
• M12: 16,430,334 km (0.091 R)
• M13: 17,271,673 km (0.07 R)
• M14: 19,101,404 km (0.084 R)
• M15: 20,862,321 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.6

Radius: 11.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.91 AU - 5.95 AU

Year: 5411 Days

Day: 8 Hours

Environment

Temp: -148 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,108,852 km

• M1: 146,756 km (0.045 R)
• M2: 688,300 km (0.098 R)
• M3: 1,167,462 km (0.08 R)
• M4: 1,704,369 km (0.031 R)
• M5: 2,164,083 km (0.067 R)
• M6: 2,535,983 km (0.105 R)
• M7: 4,023,734 km (0.071 R)
• M8: 4,524,139 km (0.112 R)
• M9: 6,083,397 km (0.089 R)
• M10: 6,567,496 km (0.097 R)
• M11: 7,108,143 km (0.094 R)
• M12: 7,645,798 km (0.093 R)
• M13: 8,347,412 km (0.098 R)
• M14: 9,274,918 km (0.114 R)
• M15: 10,469,158 km (0.09 R)
• M16: 13,021,298 km (0.069 R)
• M17: 13,539,355 km (0.119 R)
• M18: 14,071,176 km (0.112 R)
• M19: 15,176,554 km (0.119 R)
• M20: 16,611,348 km (0.11 R)
• M21: 19,080,012 km (0.084 R)
• M22: 20,941,009 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 12.2

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.22 AU - 7.04 AU

Year: 5687 Days

Day: 12.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,108,852 km

• M1: 152,141 km (0.106 R)
• M2: 537,356 km (0.103 R)
• M3: 923,617 km (0.114 R)
• M4: 2,011,343 km (0.118 R)
• M5: 2,536,731 km (0.116 R)
• M6: 2,950,070 km (0.041 R)
• M7: 3,474,859 km (0.094 R)
• M8: 4,237,210 km (0.064 R)
• M9: 4,823,933 km (0.107 R)
• M10: 7,022,423 km (0.073 R)
• M11: 11,695,262 km (0.094 R)
• M12: 15,028,452 km (0.112 R)
• M13: 19,089,735 km (0.12 R)
• M14: 28,553,147 km (0.101 R)
• M15: 33,142,660 km (0.089 R)
• M16: 34,388,661 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 10.9

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.22 AU - 7.44 AU

Year: 5968 Days

Day: 9.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,108,852 km

• M1: 135,536 km (0.084 R)
• M2: 686,056 km (0.068 R)
• M3: 1,250,189 km (0.045 R)
• M4: 1,690,905 km (0.068 R)
• M5: 2,139,100 km (0.037 R)
• M6: 2,990,611 km (0.025 R)
• M7: 4,305,427 km (0.096 R)
• M8: 7,685,291 km (0.104 R)
• M9: 8,967,794 km (0.045 R)
• M10: 9,749,144 km (0.029 R)
• M11: 10,202,575 km (0.053 R)
• M12: 13,668,907 km (0.058 R)
• M13: 15,666,487 km (0.058 R)
• M14: 16,670,888 km (0.084 R)
• M15: 17,254,469 km (0.04 R)
• M16: 22,738,727 km (0.117 R)
• M17: 29,378,179 km (0.117 R)
• M18: 30,517,367 km (0.045 R)
• M19: 32,381,058 km (0.079 R)
• M20: 32,883,856 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.7

Radius: 8.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.72 AU - 12.14 AU

Year: 13541 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,108,852 km

• M1: 102,026 km (0.117 R)
• M2: 490,831 km (0.097 R)
• M3: 1,083,388 km (0.085 R)
• M4: 1,628,373 km (0.076 R)
• M5: 1,963,771 km (0.05 R)
• M6: 2,814,834 km (0.062 R)
• M7: 3,506,424 km (0.066 R)
• M8: 4,095,840 km (0.069 R)
• M9: 4,441,860 km (0.101 R)
• M10: 4,778,306 km (0.101 R)
• M11: 5,162,174 km (0.106 R)
• M12: 7,632,783 km (0.065 R)
• M13: 10,068,086 km (0.087 R)
• M14: 12,096,334 km (0.098 R)
• M15: 14,322,201 km (0.081 R)
• M16: 16,210,425 km (0.079 R)
• M17: 17,282,444 km (0.066 R)
• M18: 18,400,987 km (0.105 R)
• M19: 20,473,516 km (0.047 R)
• M20: 24,813,948 km (0.068 R)
• M21: 30,225,651 km (0.053 R)
• M22: 31,640,548 km (0.099 R)
• M23: 33,205,043 km (0.094 R)
• M24: 35,039,711 km (0.115 R)
• M25: 38,674,790 km (0.099 R)
• M26: 39,502,066 km (0.106 R)
• M27: 40,100,308 km (0.056 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.7

Radius: 4.2

Gravity: 15.74 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.25 AU - 14.97 AU

Year: 15792 Days

Day: 21.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,108,852 km

• M1: 52,210 km (0.064 R)
• M2: 366,515 km (0.07 R)
• M3: 523,144 km (0.035 R)
• M4: 1,236,426 km (0.057 R)
• M5: 1,583,045 km (0.074 R)
• M6: 1,763,609 km (0.068 R)
• M7: 2,506,213 km (0.118 R)
• M8: 5,333,762 km (0.113 R)
• M9: 6,059,312 km (0.058 R)
• M10: 6,427,024 km (0.096 R)
• M11: 9,673,298 km (0.036 R)
• M12: 10,226,211 km (0.094 R)
• M13: 12,125,955 km (0.079 R)
• M14: 14,766,357 km (0.104 R)
• M15: 16,394,730 km (0.082 R)
• M16: 18,289,836 km (0.03 R)
• M17: 21,398,779 km (0.033 R)
• M18: 24,290,057 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 11,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit