🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.49 AU - 0.67 AU

Year: 285 Days

Day: 23.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,745,711 km

• M1: 146,756 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 11.8

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.73 AU - 1.13 AU

Year: 579 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 92.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,745,711 km

• M1: 146,756 km (0.083 R)
• M2: 619,335 km (0.108 R)
• M3: 1,004,849 km (0.075 R)
• M4: 1,426,715 km (0.114 R)
• M5: 2,058,616 km (0.104 R)
• M6: 2,430,217 km (0.086 R)
• M7: 2,870,484 km (0.092 R)
• M8: 3,429,382 km (0.111 R)
• M9: 4,256,059 km (0.072 R)
• M10: 5,425,616 km (0.084 R)
• M11: 5,796,319 km (0.09 R)
• M12: 7,098,569 km (0.105 R)
• M13: 7,497,845 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.5

Radius: 8

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.97 AU - 1.25 AU

Year: 755 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,745,711 km

• M1: 99,483 km (0.099 R)
• M2: 488,287 km (0.112 R)
• M3: 743,352 km (0.068 R)
• M4: 993,180 km (0.116 R)
• M5: 1,758,972 km (0.084 R)
• M6: 2,071,033 km (0.112 R)
• M7: 2,331,932 km (0.109 R)
• M8: 2,626,789 km (0.034 R)
• M9: 3,664,400 km (0.073 R)
• M10: 4,375,439 km (0.069 R)
• M11: 4,953,036 km (0.101 R)
• M12: 5,600,196 km (0.094 R)
• M13: 5,985,710 km (0.059 R)
• M14: 6,519,924 km (0.097 R)
• M15: 7,512,506 km (0.087 R)
• M16: 8,655,733 km (0.115 R)
• M17: 9,451,444 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.5

Radius: 12.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1 AU - 1.44 AU

Year: 870 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,745,711 km

• M1: 157,975 km (0.11 R)
• M2: 757,264 km (0.062 R)
• M3: 1,455,737 km (0.041 R)
• M4: 1,945,520 km (0.067 R)
• M5: 2,807,653 km (0.111 R)
• M6: 3,400,958 km (0.064 R)
• M7: 4,034,655 km (0.035 R)
• M8: 4,840,538 km (0.118 R)
• M9: 5,895,203 km (0.065 R)
• M10: 6,535,632 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.9

Radius: 8.1

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.44 AU - 2.52 AU

Year: 2522 Days

Day: 12 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,745,711 km

• M1: 100,829 km (0.081 R)
• M2: 432,338 km (0.096 R)
• M3: 800,797 km (0.095 R)
• M4: 1,078,601 km (0.102 R)
• M5: 1,593,217 km (0.12 R)
• M6: 3,491,166 km (0.09 R)
• M7: 4,905,165 km (0.094 R)
• M8: 5,329,574 km (0.1 R)
• M9: 5,651,060 km (0.081 R)
• M10: 5,907,171 km (0.075 R)
• M11: 6,278,772 km (0.119 R)
• M12: 6,581,708 km (0.093 R)
• M13: 7,127,890 km (0.034 R)
• M14: 7,580,124 km (0.073 R)
• M15: 8,019,493 km (0.036 R)
• M16: 8,743,846 km (0.075 R)
• M17: 9,439,626 km (0.117 R)
• M18: 10,980,633 km (0.108 R)
• M19: 11,299,875 km (0.061 R)
• M20: 11,790,257 km (0.075 R)
• M21: 12,337,486 km (0.114 R)
• M22: 12,639,075 km (0.118 R)
• M23: 15,281,422 km (0.108 R)
• M24: 16,084,613 km (0.069 R)
• M25: 16,444,845 km (0.102 R)
• M26: 17,720,616 km (0.072 R)
• M27: 18,663,232 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 9.2

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.02 AU - 3.68 AU

Year: 3959 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,745,711 km

• M1: 114,891 km (0.078 R)
• M2: 725,699 km (0.079 R)
• M3: 1,466,658 km (0.068 R)
• M4: 2,692,612 km (0.065 R)
• M5: 3,904,953 km (0.112 R)
• M6: 5,447,906 km (0.088 R)
• M7: 6,078,909 km (0.076 R)
• M8: 6,816,577 km (0.075 R)
• M9: 7,115,772 km (0.081 R)
• M10: 7,644,451 km (0.066 R)
• M11: 8,676,078 km (0.075 R)
• M12: 9,610,466 km (0.081 R)
• M13: 13,320,045 km (0.111 R)
• M14: 16,406,099 km (0.118 R)
• M15: 16,782,039 km (0.096 R)
• M16: 18,286,395 km (0.048 R)
• M17: 18,865,638 km (0.096 R)
• M18: 20,552,952 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 13.7

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.26 AU - 4.52 AU

Year: 4954 Days

Day: 11.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,745,711 km

• M1: 170,392 km (0.113 R)
• M2: 1,488,050 km (0.12 R)
• M3: 2,681,392 km (0.12 R)
• M4: 5,883,983 km (0.04 R)
• M5: 6,456,794 km (0.112 R)
• M6: 7,297,683 km (0.046 R)
• M7: 10,787,502 km (0.074 R)
• M8: 16,047,214 km (0.102 R)
• M9: 16,703,649 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957

Radius: 11.2

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.43 AU - 5.97 AU

Year: 7656 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,745,711 km

• M1: 139,276 km (0.069 R)
• M2: 907,012 km (0.074 R)
• M3: 1,432,848 km (0.118 R)
• M4: 1,896,452 km (0.094 R)
• M5: 2,534,786 km (0.053 R)
• M6: 3,000,484 km (0.072 R)
• M7: 3,523,030 km (0.105 R)
• M8: 4,576,498 km (0.07 R)
• M9: 5,052,668 km (0.051 R)
• M10: 5,594,512 km (0.077 R)
• M11: 6,281,465 km (0.114 R)
• M12: 8,682,810 km (0.101 R)
• M13: 10,949,517 km (0.113 R)
• M14: 17,175,930 km (0.117 R)
• M15: 18,550,734 km (0.058 R)
• M16: 22,014,374 km (0.11 R)
• M17: 22,517,771 km (0.071 R)
• M18: 23,722,482 km (0.114 R)
• M19: 25,701,812 km (0.111 R)
• M20: 26,166,612 km (0.1 R)
• M21: 26,731,644 km (0.069 R)
• M22: 28,475,955 km (0.082 R)
• M23: 34,387,165 km (0.118 R)
• M24: 36,682,295 km (0.057 R)
• M25: 40,313,933 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 11.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.95 AU - 6.47 AU

Year: 8810 Days

Day: 11.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,745,711 km

• M1: 144,512 km (0.085 R)
• M2: 661,073 km (0.092 R)
• M3: 1,229,844 km (0.091 R)
• M4: 2,872,429 km (0.095 R)
• M5: 3,421,004 km (0.062 R)
• M6: 4,091,053 km (0.115 R)
• M7: 4,499,904 km (0.082 R)
• M8: 5,529,287 km (0.074 R)
• M9: 6,746,415 km (0.056 R)
• M10: 7,638,467 km (0.092 R)
• M11: 13,082,633 km (0.046 R)
• M12: 13,553,717 km (0.106 R)
• M13: 14,908,026 km (0.066 R)
• M14: 17,105,918 km (0.103 R)
• M15: 18,909,021 km (0.061 R)
• M16: 25,346,367 km (0.097 R)
• M17: 33,655,332 km (0.075 R)
• M18: 37,645,257 km (0.095 R)
• M19: 38,599,542 km (0.106 R)
• M20: 43,615,110 km (0.065 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: 174 - 19,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit