🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.82 AU - 1.22 AU

Year: 434 Days

Day: 40.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.38 AU - 1.56 AU

Year: 752 Days

Day: 16.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,097,599 km

• M1: 206,744 km (0.072 R)

Asteroid Belt

Center: 2.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 11.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.03 AU - 3.23 AU

Year: 2335 Days

Day: 9.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,097,599 km

• M1: 146,905 km (0.105 R)
• M2: 515,664 km (0.026 R)
• M3: 905,067 km (0.1 R)
• M4: 1,322,146 km (0.103 R)
• M5: 1,793,529 km (0.049 R)
• M6: 2,677,503 km (0.107 R)
• M7: 3,598,726 km (0.102 R)
• M8: 4,075,495 km (0.119 R)
• M9: 4,636,038 km (0.093 R)
• M10: 5,596,606 km (0.044 R)
• M11: 6,499,130 km (0.096 R)
• M12: 7,237,695 km (0.095 R)
• M13: 7,730,919 km (0.103 R)
• M14: 9,757,372 km (0.107 R)
• M15: 12,605,266 km (0.069 R)
• M16: 13,622,831 km (0.112 R)
• M17: 14,557,518 km (0.068 R)
• M18: 16,112,139 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 9.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.22 AU - 4.18 AU

Year: 3002 Days

Day: 12.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,097,599 km

• M1: 118,182 km (0.114 R)
• M2: 433,385 km (0.095 R)
• M3: 749,785 km (0.084 R)
• M4: 1,710,951 km (0.115 R)
• M5: 2,978,045 km (0.053 R)
• M6: 4,210,432 km (0.061 R)
• M7: 5,506,099 km (0.061 R)
• M8: 6,992,354 km (0.08 R)
• M9: 8,367,607 km (0.086 R)
• M10: 9,170,798 km (0.111 R)
• M11: 9,662,526 km (0.09 R)
• M12: 12,432,181 km (0.083 R)
• M13: 14,113,362 km (0.083 R)
• M14: 15,592,885 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.3

Radius: 11.1

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.12 AU - 6.14 AU

Year: 5634 Days

Day: 14 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,097,599 km

• M1: 140,622 km (0.106 R)
• M2: 833,410 km (0.099 R)
• M3: 1,373,308 km (0.112 R)
• M4: 1,794,875 km (0.116 R)
• M5: 2,257,282 km (0.106 R)
• M6: 3,016,043 km (0.096 R)
• M7: 3,486,079 km (0.113 R)
• M8: 4,073,101 km (0.109 R)
• M9: 7,832,645 km (0.114 R)
• M10: 9,977,280 km (0.076 R)
• M11: 11,859,670 km (0.116 R)
• M12: 16,432,728 km (0.09 R)
• M13: 16,789,967 km (0.088 R)
• M14: 17,830,570 km (0.089 R)
• M15: 23,762,275 km (0.091 R)
• M16: 24,373,233 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.5

Radius: 14.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.77 AU - 6.53 AU

Year: 6432 Days

Day: 9.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,097,599 km

• M1: 181,612 km (0.078 R)
• M2: 731,534 km (0.086 R)
• M3: 2,552,439 km (0.058 R)
• M4: 3,753,560 km (0.067 R)
• M5: 4,406,555 km (0.114 R)
• M6: 6,129,174 km (0.037 R)
• M7: 7,619,768 km (0.087 R)
• M8: 12,021,685 km (0.102 R)
• M9: 12,587,464 km (0.104 R)
• M10: 14,056,366 km (0.102 R)
• M11: 15,585,705 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 14

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.1 AU - 7.92 AU

Year: 7005 Days

Day: 10 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,097,599 km

• M1: 174,132 km (0.033 R)
• M2: 664,065 km (0.094 R)
• M3: 1,144,723 km (0.108 R)
• M4: 1,738,327 km (0.086 R)
• M5: 2,234,992 km (0.059 R)
• M6: 2,972,210 km (0.105 R)
• M7: 3,800,833 km (0.112 R)
• M8: 4,451,733 km (0.067 R)
• M9: 6,008,299 km (0.079 R)
• M10: 7,095,577 km (0.112 R)
• M11: 8,086,363 km (0.119 R)
• M12: 8,888,357 km (0.081 R)
• M13: 9,411,052 km (0.072 R)
• M14: 10,212,149 km (0.09 R)
• M15: 12,688,143 km (0.083 R)
• M16: 13,825,087 km (0.108 R)
• M17: 16,006,224 km (0.038 R)
• M18: 19,326,100 km (0.07 R)
• M19: 20,760,145 km (0.075 R)
• M20: 21,539,101 km (0.1 R)
• M21: 25,891,801 km (0.045 R)
• M22: 26,464,013 km (0.086 R)
• M23: 27,380,001 km (0.105 R)
• M24: 28,837,084 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.6

Radius: 10.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.76 AU - 7.1 AU

Year: 7694 Days

Day: 5.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,097,599 km

• M1: 126,859 km (0.089 R)
• M2: 483,201 km (0.093 R)
• M3: 894,296 km (0.115 R)
• M4: 1,250,189 km (0.065 R)
• M5: 1,701,975 km (0.099 R)
• M6: 2,106,936 km (0.107 R)
• M7: 2,939,000 km (0.115 R)
• M8: 3,315,687 km (0.101 R)
• M9: 3,747,127 km (0.111 R)
• M10: 4,240,052 km (0.074 R)
• M11: 5,356,501 km (0.105 R)
• M12: 6,460,534 km (0.084 R)
• M13: 7,206,429 km (0.059 R)
• M14: 7,673,324 km (0.107 R)
• M15: 8,084,269 km (0.09 R)
• M16: 8,431,336 km (0.052 R)
• M17: 9,114,101 km (0.034 R)
• M18: 10,635,511 km (0.114 R)
• M19: 11,529,209 km (0.099 R)
• M20: 11,870,741 km (0.07 R)
• M21: 12,574,150 km (0.111 R)
• M22: 14,909,223 km (0.082 R)
• M23: 18,898,849 km (0.055 R)
• M24: 21,503,348 km (0.035 R)
• M25: 22,700,280 km (0.07 R)
• M26: 24,901,164 km (0.12 R)
• M27: 29,449,837 km (0.032 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.1

Radius: 12

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.61 AU - 8.27 AU

Year: 8559 Days

Day: 10.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,097,599 km

• M1: 150,346 km (0.12 R)
• M2: 1,055,563 km (0.086 R)
• M3: 2,522,818 km (0.097 R)
• M4: 3,105,951 km (0.118 R)
• M5: 7,660,458 km (0.095 R)
• M6: 9,614,655 km (0.108 R)
• M7: 10,015,129 km (0.107 R)
• M8: 11,382,304 km (0.101 R)
• M9: 12,447,440 km (0.082 R)
• M10: 14,542,110 km (0.061 R)
• M11: 16,104,360 km (0.076 R)
• M12: 17,643,274 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 11,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit