🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.56 AU - 0.66 AU

Year: 313 Days

Day: 34.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.51 AU - 0.73 AU

Year: 320 Days

Day: 42.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880

Radius: 9.2

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.63 AU - 0.87 AU

Year: 426 Days

Day: 8.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,626,383 km

• M1: 114,442 km (0.052 R)
• M2: 422,913 km (0.079 R)
• M3: 766,689 km (0.078 R)
• M4: 1,264,401 km (0.096 R)
• M5: 1,645,726 km (0.045 R)
• M6: 2,068,490 km (0.105 R)
• M7: 2,503,072 km (0.103 R)
• M8: 3,518,542 km (0.109 R)
• M9: 4,441,262 km (0.094 R)
• M10: 4,787,431 km (0.085 R)
• M11: 5,399,137 km (0.068 R)
• M12: 5,741,417 km (0.092 R)
• M13: 6,116,459 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 8.3

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.49 AU - 1.79 AU

Year: 1378 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,626,383 km

• M1: 103,223 km (0.071 R)
• M2: 408,103 km (0.09 R)
• M3: 774,618 km (0.113 R)
• M4: 1,357,002 km (0.1 R)
• M5: 1,684,921 km (0.029 R)
• M6: 2,009,399 km (0.109 R)
• M7: 2,661,945 km (0.098 R)
• M8: 3,289,508 km (0.114 R)
• M9: 3,958,210 km (0.034 R)
• M10: 4,615,094 km (0.072 R)
• M11: 5,169,953 km (0.075 R)
• M12: 5,699,828 km (0.057 R)
• M13: 6,412,363 km (0.108 R)
• M14: 7,480,642 km (0.111 R)
• M15: 8,723,949 km (0.087 R)
• M16: 9,833,367 km (0.098 R)
• M17: 10,404,831 km (0.05 R)
• M18: 12,176,519 km (0.107 R)
• M19: 13,559,252 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 9.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.51 AU - 1.89 AU

Year: 1454 Days

Day: 14.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,626,383 km

• M1: 123,568 km (0.088 R)
• M2: 443,558 km (0.038 R)
• M3: 773,122 km (0.053 R)
• M4: 1,228,199 km (0.096 R)
• M5: 1,549,535 km (0.09 R)
• M6: 1,907,074 km (0.094 R)
• M7: 3,356,527 km (0.099 R)
• M8: 4,029,867 km (0.091 R)
• M9: 4,985,199 km (0.105 R)
• M10: 5,516,421 km (0.054 R)
• M11: 6,175,699 km (0.065 R)
• M12: 7,236,498 km (0.057 R)
• M13: 7,703,842 km (0.106 R)
• M14: 8,641,820 km (0.112 R)
• M15: 9,378,590 km (0.06 R)
• M16: 9,840,398 km (0.106 R)
• M17: 10,156,648 km (0.12 R)
• M18: 10,776,432 km (0.109 R)
• M19: 11,283,270 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.1

Radius: 13.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.03 AU - 2.75 AU

Year: 2424 Days

Day: 11.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 83.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,626,383 km

• M1: 162,912 km (0.095 R)
• M2: 788,830 km (0.104 R)
• M3: 1,235,828 km (0.049 R)
• M4: 1,780,663 km (0.066 R)
• M5: 2,286,603 km (0.087 R)
• M6: 2,770,403 km (0.117 R)
• M7: 3,322,419 km (0.099 R)
• M8: 4,047,819 km (0.071 R)
• M9: 5,559,356 km (0.08 R)
• M10: 6,420,441 km (0.113 R)
• M11: 9,421,674 km (0.063 R)
• M12: 10,547,697 km (0.057 R)
• M13: 11,313,040 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 12.3

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.06 AU - 2.9 AU

Year: 2562 Days

Day: 12.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,626,383 km

• M1: 153,039 km (0.092 R)
• M2: 1,050,626 km (0.076 R)
• M3: 1,547,440 km (0.083 R)
• M4: 2,129,675 km (0.073 R)
• M5: 2,551,990 km (0.114 R)
• M6: 2,985,824 km (0.105 R)
• M7: 3,704,342 km (0.042 R)
• M8: 4,095,990 km (0.027 R)
• M9: 4,554,956 km (0.037 R)
• M10: 5,005,844 km (0.076 R)
• M11: 6,021,613 km (0.095 R)
• M12: 6,591,581 km (0.104 R)
• M13: 7,116,221 km (0.111 R)
• M14: 7,753,957 km (0.074 R)
• M15: 9,079,992 km (0.112 R)
• M16: 9,931,803 km (0.118 R)
• M17: 10,979,885 km (0.12 R)
• M18: 12,138,970 km (0.059 R)
• M19: 12,569,363 km (0.116 R)
• M20: 13,254,521 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.2

Radius: 6.6

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.02 AU - 8.02 AU

Year: 12202 Days

Day: 21.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,626,383 km

• M1: 83,924 km (0.026 R)
• M2: 301,889 km (0.041 R)
• M3: 1,430,455 km (0.087 R)
• M4: 1,652,009 km (0.107 R)
• M5: 2,134,313 km (0.1 R)
• M6: 2,931,221 km (0.05 R)
• M7: 3,188,978 km (0.058 R)
• M8: 6,835,725 km (0.084 R)
• M9: 7,840,125 km (0.039 R)
• M10: 8,695,526 km (0.054 R)
• M11: 9,916,394 km (0.095 R)
• M12: 12,030,661 km (0.089 R)
• M13: 12,333,447 km (0.092 R)
• M14: 13,166,258 km (0.093 R)
• M15: 18,030,134 km (0.09 R)
• M16: 18,560,608 km (0.089 R)
• M17: 22,039,058 km (0.066 R)
• M18: 24,693,073 km (0.05 R)
• M19: 28,791,905 km (0.094 R)
• M20: 31,858,811 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.1

Radius: 4.3

Gravity: 45.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.99 AU - 9.51 AU

Year: 14153 Days

Day: 23.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,626,383 km

• M1: 53,706 km (0.098 R)
• M2: 205,398 km (0.112 R)
• M3: 417,677 km (0.115 R)
• M4: 1,564,046 km (0.097 R)
• M5: 2,209,261 km (0.098 R)
• M6: 4,093,895 km (0.102 R)
• M7: 4,311,411 km (0.05 R)
• M8: 6,800,570 km (0.103 R)
• M9: 7,239,490 km (0.111 R)
• M10: 8,976,770 km (0.029 R)
• M11: 10,108,777 km (0.111 R)
• M12: 10,334,819 km (0.04 R)
• M13: 13,248,088 km (0.08 R)
• M14: 14,638,301 km (0.084 R)
• M15: 18,282,505 km (0.116 R)
• M16: 22,873,066 km (0.084 R)
• M17: 25,588,566 km (0.053 R)
• M18: 26,220,019 km (0.099 R)
• M19: 34,752,932 km (0.086 R)
• M20: 36,049,048 km (0.116 R)
• M21: 38,737,621 km (0.116 R)
• M22: 43,460,725 km (0.106 R)
• M23: 47,284,147 km (0.041 R)
• M24: 48,074,921 km (0.11 R)
• M25: 50,994,324 km (0.11 R)
• M26: 52,666,230 km (0.103 R)
• M27: 54,893,891 km (0.063 R)
• M28: 55,242,006 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 14,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit