🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.65 AU - 0.65 AU

Year: 185 Days

Day: 37.8 Hours

Environment

Temp: 227 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.64 AU - 0.9 AU

Year: 239 Days

Day: 16.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,530,221 km

• M1: 23,636 km (0.105 R)
• M2: 293,960 km (0.037 R)

Asteroid Belt

Center: 2.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.95 AU - 4.31 AU

Year: 2964 Days

Day: 29 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,530,221 km

• M1: 44,281 km (0.067 R)
• M2: 3,096,975 km (0.065 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 14.1

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.62 AU - 6.66 AU

Year: 4730 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,530,221 km

• M1: 176,077 km (0.074 R)
• M2: 622,028 km (0.076 R)
• M3: 1,930,261 km (0.109 R)
• M4: 2,991,808 km (0.055 R)
• M5: 3,561,626 km (0.064 R)
• M6: 4,412,838 km (0.064 R)
• M7: 4,967,846 km (0.029 R)
• M8: 5,445,213 km (0.109 R)
• M9: 8,018,745 km (0.101 R)
• M10: 9,338,497 km (0.064 R)
• M11: 10,031,734 km (0.109 R)
• M12: 13,700,921 km (0.082 R)
• M13: 14,167,816 km (0.103 R)
• M14: 14,645,332 km (0.114 R)
• M15: 15,331,987 km (0.108 R)
• M16: 16,611,497 km (0.09 R)
• M17: 17,630,558 km (0.095 R)
• M18: 18,919,643 km (0.115 R)
• M19: 19,912,075 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.1

Radius: 10.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.65 AU - 6.81 AU

Year: 4843 Days

Day: 10.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,530,221 km

• M1: 170,691 km (0.084 R)
• M2: 593,754 km (0.073 R)
• M3: 1,187,508 km (0.115 R)
• M4: 1,743,114 km (0.105 R)
• M5: 2,219,135 km (0.115 R)
• M6: 2,715,800 km (0.08 R)
• M7: 3,378,668 km (0.105 R)
• M8: 3,912,882 km (0.061 R)
• M9: 4,952,737 km (0.115 R)
• M10: 6,139,197 km (0.092 R)
• M11: 6,515,137 km (0.112 R)
• M12: 6,906,186 km (0.069 R)
• M13: 8,140,667 km (0.113 R)
• M14: 10,260,020 km (0.112 R)
• M15: 10,707,916 km (0.111 R)
• M16: 11,512,155 km (0.085 R)
• M17: 12,356,335 km (0.062 R)
• M18: 13,723,660 km (0.072 R)
• M19: 14,621,546 km (0.094 R)
• M20: 15,825,360 km (0.115 R)
• M21: 16,589,656 km (0.085 R)
• M22: 17,493,227 km (0.072 R)
• M23: 18,668,468 km (0.116 R)
• M24: 19,091,979 km (0.06 R)
• M25: 22,238,471 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452

Radius: 14.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.5 AU - 6.3 AU

Year: 5060 Days

Day: 10.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,530,221 km

• M1: 194,776 km (0.112 R)
• M2: 781,649 km (0.079 R)
• M3: 1,313,469 km (0.029 R)
• M4: 1,907,522 km (0.09 R)
• M5: 2,746,617 km (0.103 R)
• M6: 3,357,575 km (0.066 R)
• M7: 4,214,770 km (0.109 R)
• M8: 4,881,079 km (0.066 R)
• M9: 5,589,575 km (0.069 R)
• M10: 6,396,207 km (0.066 R)
• M11: 7,115,772 km (0.071 R)
• M12: 8,829,715 km (0.095 R)
• M13: 9,683,171 km (0.115 R)
• M14: 13,406,961 km (0.082 R)
• M15: 14,747,059 km (0.112 R)
• M16: 16,345,363 km (0.079 R)
• M17: 22,041,301 km (0.11 R)
• M18: 22,533,179 km (0.049 R)
• M19: 23,612,079 km (0.106 R)
• M20: 24,876,032 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.2

Radius: 10.7

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.44 AU - 9.54 AU

Year: 9518 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,530,221 km

• M1: 133,142 km (0.074 R)
• M2: 813,962 km (0.074 R)
• M3: 1,399,638 km (0.084 R)
• M4: 1,737,280 km (0.079 R)
• M5: 2,130,124 km (0.082 R)
• M6: 3,032,947 km (0.077 R)
• M7: 3,657,369 km (0.071 R)
• M8: 4,013,860 km (0.065 R)
• M9: 4,977,720 km (0.044 R)
• M10: 5,712,843 km (0.095 R)
• M11: 7,279,881 km (0.102 R)
• M12: 7,682,000 km (0.065 R)
• M13: 8,399,771 km (0.093 R)
• M14: 8,752,822 km (0.117 R)
• M15: 9,969,053 km (0.047 R)
• M16: 10,823,256 km (0.06 R)
• M17: 11,889,740 km (0.113 R)
• M18: 12,335,392 km (0.11 R)
• M19: 13,319,596 km (0.107 R)
• M20: 14,670,016 km (0.049 R)
• M21: 15,053,735 km (0.077 R)
• M22: 17,785,242 km (0.091 R)
• M23: 21,072,805 km (0.115 R)
• M24: 21,726,398 km (0.113 R)
• M25: 22,477,529 km (0.11 R)
• M26: 25,016,504 km (0.113 R)
• M27: 27,065,696 km (0.064 R)
• M28: 28,328,002 km (0.078 R)
• M29: 29,934,983 km (0.042 R)
• M30: 32,028,007 km (0.077 R)
• M31: 33,439,762 km (0.111 R)
• M32: 36,386,989 km (0.09 R)
• M33: 43,972,948 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 13.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.48 AU - 9.7 AU

Year: 9677 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,530,221 km

• M1: 172,935 km (0.088 R)
• M2: 719,566 km (0.116 R)
• M3: 1,426,117 km (0.104 R)
• M4: 1,859,352 km (0.062 R)
• M5: 3,342,166 km (0.1 R)
• M6: 3,911,835 km (0.093 R)
• M7: 5,312,669 km (0.099 R)
• M8: 6,057,068 km (0.071 R)
• M9: 7,384,151 km (0.105 R)
• M10: 8,095,040 km (0.09 R)
• M11: 8,624,018 km (0.117 R)
• M12: 10,048,190 km (0.106 R)
• M13: 12,471,226 km (0.11 R)
• M14: 13,359,239 km (0.093 R)
• M15: 14,608,382 km (0.088 R)
• M16: 17,628,912 km (0.049 R)
• M17: 18,671,460 km (0.069 R)
• M18: 19,676,010 km (0.073 R)
• M19: 20,879,674 km (0.103 R)
• M20: 25,998,614 km (0.086 R)
• M21: 26,764,705 km (0.11 R)
• M22: 28,041,672 km (0.12 R)
• M23: 28,847,556 km (0.118 R)
• M24: 30,823,295 km (0.091 R)
• M25: 33,445,895 km (0.111 R)
• M26: 35,742,522 km (0.118 R)
• M27: 38,388,160 km (0.088 R)
• M28: 39,632,814 km (0.117 R)
• M29: 42,334,103 km (0.074 R)
• M30: 42,994,877 km (0.051 R)
• M31: 45,155,818 km (0.099 R)
• M32: 46,542,590 km (0.069 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 20,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit