🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.62 AU - 0.94 AU

Year: 241 Days

Day: 36.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,867,373 km

• M1: 554,859 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.44 AU - 1.58 AU

Year: 649 Days

Day: 16 Hours

Environment

Temp: -15 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 50,867,373 km

• M1: 34,856 km (0.08 R)
• M2: 919,129 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.82 AU - 2.38 AU

Year: 1065 Days

Day: 46.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.39 AU - 2.81 AU

Year: 1467 Days

Day: 28.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.68 AU - 2.76 AU

Year: 1569 Days

Day: 28.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.2

Radius: 9.3

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.77 AU - 7.15 AU

Year: 5090 Days

Day: 11.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,867,373 km

• M1: 115,639 km (0.117 R)
• M2: 1,089,521 km (0.106 R)
• M3: 1,564,495 km (0.056 R)
• M4: 2,034,681 km (0.119 R)
• M5: 2,580,713 km (0.118 R)
• M6: 2,985,226 km (0.12 R)
• M7: 3,530,061 km (0.032 R)
• M8: 5,623,833 km (0.11 R)
• M9: 8,653,190 km (0.111 R)
• M10: 12,207,934 km (0.096 R)
• M11: 13,107,466 km (0.082 R)
• M12: 14,460,729 km (0.119 R)
• M13: 16,747,631 km (0.072 R)
• M14: 21,278,502 km (0.094 R)
• M15: 22,025,295 km (0.061 R)
• M16: 23,285,058 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.4

Radius: 13.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.63 AU - 6.85 AU

Year: 6122 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,867,373 km

• M1: 240,553 km (0.093 R)
• M2: 1,443,470 km (0.117 R)
• M3: 1,889,571 km (0.103 R)
• M4: 2,411,667 km (0.116 R)
• M5: 2,870,634 km (0.067 R)
• M6: 3,775,551 km (0.036 R)
• M7: 4,750,780 km (0.104 R)
• M8: 7,765,925 km (0.11 R)
• M9: 9,121,132 km (0.088 R)
• M10: 12,456,267 km (0.053 R)
• M11: 13,388,710 km (0.084 R)
• M12: 20,582,722 km (0.074 R)
• M13: 26,835,315 km (0.061 R)
• M14: 28,389,338 km (0.081 R)
• M15: 29,713,727 km (0.061 R)
• M16: 33,204,145 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 11.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.53 AU - 12.81 AU

Year: 12193 Days

Day: 8.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,867,373 km

• M1: 148,850 km (0.09 R)
• M2: 997,219 km (0.118 R)
• M3: 1,533,229 km (0.08 R)
• M4: 2,626,789 km (0.118 R)
• M5: 3,105,203 km (0.104 R)
• M6: 3,590,498 km (0.106 R)
• M7: 5,843,293 km (0.104 R)
• M8: 6,357,461 km (0.118 R)
• M9: 12,982,702 km (0.117 R)
• M10: 14,313,823 km (0.092 R)
• M11: 14,978,786 km (0.068 R)
• M12: 16,014,751 km (0.051 R)
• M13: 16,950,636 km (0.112 R)
• M14: 21,835,754 km (0.119 R)
• M15: 24,645,501 km (0.109 R)
• M16: 25,697,922 km (0.107 R)
• M17: 29,993,475 km (0.11 R)
• M18: 38,178,274 km (0.096 R)
• M19: 48,475,395 km (0.085 R)
• M20: 51,042,195 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.8

Radius: 6.5

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 15.32 AU - 23.04 AU

Year: 29387 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,867,373 km

• M1: 91,853 km (0.096 R)
• M2: 1,371,364 km (0.102 R)
• M3: 1,638,097 km (0.107 R)
• M4: 3,606,805 km (0.106 R)
• M5: 6,353,272 km (0.034 R)
• M6: 6,699,591 km (0.045 R)
• M7: 6,937,302 km (0.067 R)
• M8: 7,429,778 km (0.055 R)
• M9: 8,167,146 km (0.106 R)
• M10: 10,832,831 km (0.103 R)
• M11: 11,836,632 km (0.051 R)
• M12: 13,207,846 km (0.1 R)
• M13: 17,130,003 km (0.088 R)
• M14: 17,426,058 km (0.093 R)
• M15: 17,650,305 km (0.071 R)
• M16: 19,514,743 km (0.078 R)
• M17: 23,538,627 km (0.103 R)
• M18: 43,761,566 km (0.094 R)
• M19: 46,719,565 km (0.067 R)
• M20: 47,880,743 km (0.092 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 16,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit