🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.27 AU - 1.55 AU

Year: 615 Days

Day: 18.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,576,868 km

• M1: 459,265 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.19 AU - 2.31 AU

Year: 1239 Days

Day: 29.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.99 AU - 4.35 AU

Year: 3126 Days

Day: 22 Hours

Environment

Temp: -123 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 12

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.79 AU - 4.89 AU

Year: 3909 Days

Day: 10.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,576,868 km

• M1: 163,959 km (0.077 R)
• M2: 545,733 km (0.106 R)
• M3: 976,425 km (0.083 R)
• M4: 1,663,080 km (0.09 R)
• M5: 2,161,540 km (0.076 R)
• M6: 3,303,570 km (0.103 R)
• M7: 4,903,669 km (0.091 R)
• M8: 5,630,265 km (0.108 R)
• M9: 6,623,745 km (0.069 R)
• M10: 9,274,021 km (0.056 R)
• M11: 11,378,115 km (0.03 R)
• M12: 12,045,770 km (0.119 R)
• M13: 13,876,549 km (0.089 R)
• M14: 14,981,180 km (0.102 R)
• M15: 15,937,260 km (0.086 R)
• M16: 16,404,155 km (0.073 R)
• M17: 19,166,330 km (0.111 R)
• M18: 19,872,731 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.3

Radius: 11.4

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.38 AU - 6.42 AU

Year: 4606 Days

Day: 7.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,576,868 km

• M1: 166,353 km (0.096 R)
• M2: 995,873 km (0.082 R)
• M3: 1,639,593 km (0.086 R)
• M4: 2,122,046 km (0.085 R)
• M5: 3,139,012 km (0.053 R)
• M6: 3,890,442 km (0.107 R)
• M7: 6,295,378 km (0.116 R)
• M8: 9,340,442 km (0.088 R)
• M9: 9,839,202 km (0.097 R)
• M10: 12,455,668 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.6

Radius: 10.8

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.64 AU - 9.78 AU

Year: 10260 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,576,868 km

• M1: 134,488 km (0.11 R)
• M2: 520,002 km (0.07 R)
• M3: 2,124,739 km (0.084 R)
• M4: 2,811,692 km (0.115 R)
• M5: 3,487,874 km (0.082 R)
• M6: 4,042,733 km (0.091 R)
• M7: 5,196,581 km (0.098 R)
• M8: 5,778,816 km (0.07 R)
• M9: 6,215,642 km (0.103 R)
• M10: 8,507,033 km (0.082 R)
• M11: 9,918,638 km (0.065 R)
• M12: 11,200,393 km (0.111 R)
• M13: 12,892,644 km (0.108 R)
• M14: 22,874,562 km (0.074 R)
• M15: 24,814,846 km (0.106 R)
• M16: 45,432,425 km (0.097 R)
• M17: 48,338,363 km (0.071 R)
• M18: 49,534,697 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.9

Radius: 5.5

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 14.92 AU - 15.72 AU

Year: 22012 Days

Day: 16.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,576,868 km

• M1: 70,161 km (0.053 R)
• M2: 302,487 km (0.108 R)
• M3: 766,240 km (0.118 R)
• M4: 1,811,630 km (0.112 R)
• M5: 2,219,883 km (0.093 R)
• M6: 3,907,347 km (0.108 R)
• M7: 4,452,033 km (0.075 R)
• M8: 5,267,491 km (0.092 R)
• M9: 5,534,373 km (0.111 R)
• M10: 7,518,639 km (0.113 R)
• M11: 10,106,234 km (0.06 R)
• M12: 10,698,791 km (0.1 R)
• M13: 11,314,386 km (0.118 R)
• M14: 11,953,169 km (0.079 R)
• M15: 12,281,536 km (0.075 R)
• M16: 12,548,419 km (0.109 R)
• M17: 12,819,191 km (0.115 R)
• M18: 14,013,880 km (0.095 R)
• M19: 14,232,143 km (0.037 R)
• M20: 19,178,148 km (0.042 R)
• M21: 22,180,427 km (0.061 R)
• M22: 22,377,897 km (0.075 R)
• M23: 24,207,927 km (0.115 R)
• M24: 27,817,724 km (0.075 R)
• M25: 37,882,669 km (0.107 R)
• M26: 43,487,203 km (0.081 R)
• M27: 53,067,601 km (0.101 R)
• M28: 55,030,325 km (0.111 R)
• M29: 57,226,122 km (0.117 R)
• M30: 61,986,925 km (0.103 R)
• M31: 65,980,590 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.5

Radius: 4.3

Gravity: 26.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 17.73 AU - 18.97 AU

Year: 28855 Days

Day: 24.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,576,868 km

• M1: 60,288 km (0.104 R)
• M2: 206,595 km (0.063 R)
• M3: 704,456 km (0.06 R)
• M4: 3,216,953 km (0.081 R)
• M5: 6,143,237 km (0.1 R)
• M6: 6,321,856 km (0.08 R)
• M7: 11,930,281 km (0.066 R)
• M8: 14,279,865 km (0.05 R)
• M9: 16,833,351 km (0.106 R)
• M10: 18,726,063 km (0.04 R)
• M11: 22,188,057 km (0.045 R)
• M12: 22,715,090 km (0.054 R)
• M13: 34,099,189 km (0.049 R)
• M14: 45,317,833 km (0.051 R)
• M15: 56,197,637 km (0.046 R)
• M16: 57,372,728 km (0.056 R)
• M17: 57,966,333 km (0.099 R)
• M18: 66,712,572 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.7

Radius: 3.1

Gravity: 13.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 16.97 AU - 22.53 AU

Year: 32220 Days

Day: 24.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,576,868 km

• M1: 54,902 km (0.071 R)
• M2: 154,834 km (0.107 R)
• M3: 379,979 km (0.084 R)
• M4: 1,223,561 km (0.094 R)
• M5: 1,505,703 km (0.117 R)
• M6: 1,614,161 km (0.067 R)
• M7: 1,953,150 km (0.057 R)
• M8: 3,078,874 km (0.079 R)
• M9: 3,735,758 km (0.077 R)
• M10: 10,494,440 km (0.112 R)
• M11: 10,606,788 km (0.038 R)
• M12: 14,023,155 km (0.115 R)
• M13: 15,427,729 km (0.097 R)
• M14: 17,865,427 km (0.063 R)
• M15: 20,547,866 km (0.077 R)
• M16: 20,812,355 km (0.096 R)
• M17: 21,258,007 km (0.057 R)
• M18: 21,892,751 km (0.102 R)
• M19: 24,756,503 km (0.093 R)
• M20: 26,381,285 km (0.114 R)
• M21: 35,961,084 km (0.115 R)
• M22: 39,651,664 km (0.086 R)
• M23: 48,238,282 km (0.096 R)
• M24: 56,591,678 km (0.047 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 17,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit