🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.93 AU - 1.23 AU

Year: 396 Days

Day: 35.1 Hours

Environment

Temp: 45 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,303,139 km

• M1: 97,089 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.72 AU - 1.74 AU

Year: 803 Days

Day: 18.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.68 AU - 2.06 AU

Year: 903 Days

Day: 31.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.1

Radius: 8.7

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.56 AU - 7.44 AU

Year: 5852 Days

Day: 11.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,303,139 km

• M1: 108,309 km (0.061 R)
• M2: 426,055 km (0.09 R)
• M3: 750,981 km (0.12 R)
• M4: 1,502,860 km (0.116 R)
• M5: 2,277,777 km (0.044 R)
• M6: 2,961,439 km (0.062 R)
• M7: 3,340,520 km (0.108 R)
• M8: 3,727,979 km (0.098 R)
• M9: 4,119,925 km (0.112 R)
• M10: 4,539,099 km (0.117 R)
• M11: 5,191,495 km (0.081 R)
• M12: 5,649,564 km (0.069 R)
• M13: 7,224,530 km (0.039 R)
• M14: 7,679,457 km (0.093 R)
• M15: 7,953,520 km (0.071 R)
• M16: 9,829,328 km (0.089 R)
• M17: 10,968,067 km (0.053 R)
• M18: 11,671,775 km (0.115 R)
• M19: 13,619,390 km (0.027 R)
• M20: 13,906,020 km (0.116 R)
• M21: 16,735,663 km (0.088 R)
• M22: 18,774,982 km (0.1 R)
• M23: 19,635,319 km (0.067 R)
• M24: 20,075,286 km (0.104 R)
• M25: 21,050,964 km (0.114 R)
• M26: 21,434,533 km (0.098 R)
• M27: 23,177,796 km (0.066 R)
• M28: 27,946,079 km (0.055 R)
• M29: 29,542,737 km (0.072 R)
• M30: 35,339,655 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.3

Radius: 8.2

Gravity: 13.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.8 AU - 8.04 AU

Year: 7870 Days

Day: 6.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,303,139 km

• M1: 102,026 km (0.028 R)
• M2: 435,330 km (0.105 R)
• M3: 1,026,989 km (0.1 R)
• M4: 1,964,669 km (0.072 R)
• M5: 2,894,420 km (0.06 R)
• M6: 4,860,584 km (0.095 R)
• M7: 5,555,915 km (0.065 R)
• M8: 6,352,075 km (0.108 R)
• M9: 8,517,504 km (0.11 R)
• M10: 8,875,642 km (0.085 R)
• M11: 10,258,524 km (0.06 R)
• M12: 10,715,546 km (0.037 R)
• M13: 11,889,889 km (0.075 R)
• M14: 13,931,451 km (0.098 R)
• M15: 15,724,831 km (0.095 R)
• M16: 16,060,678 km (0.109 R)
• M17: 20,471,421 km (0.079 R)
• M18: 29,712,979 km (0.118 R)
• M19: 30,226,549 km (0.12 R)
• M20: 30,537,413 km (0.117 R)
• M21: 32,016,637 km (0.118 R)
• M22: 33,432,431 km (0.08 R)
• M23: 34,211,836 km (0.119 R)
• M24: 36,740,339 km (0.091 R)
• M25: 43,338,204 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 8.9

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.05 AU - 9.85 AU

Year: 7915 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,303,139 km

• M1: 111,151 km (0.068 R)
• M2: 389,104 km (0.12 R)
• M3: 699,370 km (0.109 R)
• M4: 986,598 km (0.1 R)
• M5: 1,283,550 km (0.066 R)
• M6: 2,250,251 km (0.065 R)
• M7: 2,675,708 km (0.063 R)
• M8: 3,426,090 km (0.113 R)
• M9: 3,787,818 km (0.094 R)
• M10: 4,531,918 km (0.056 R)
• M11: 5,594,960 km (0.107 R)
• M12: 6,778,878 km (0.105 R)
• M13: 7,351,239 km (0.074 R)
• M14: 8,122,117 km (0.108 R)
• M15: 9,447,405 km (0.075 R)
• M16: 14,779,671 km (0.097 R)
• M17: 15,095,772 km (0.102 R)
• M18: 17,932,446 km (0.085 R)
• M19: 18,510,343 km (0.096 R)
• M20: 20,947,143 km (0.077 R)
• M21: 25,260,348 km (0.118 R)
• M22: 26,820,205 km (0.052 R)
• M23: 28,346,104 km (0.103 R)
• M24: 35,706,469 km (0.092 R)
• M25: 37,434,174 km (0.079 R)
• M26: 40,190,366 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.4

Radius: 10.4

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.92 AU - 15.78 AU

Year: 16265 Days

Day: 11.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,303,139 km

• M1: 129,402 km (0.094 R)
• M2: 485,595 km (0.107 R)
• M3: 872,604 km (0.11 R)
• M4: 1,745,957 km (0.059 R)
• M5: 2,226,316 km (0.12 R)
• M6: 2,551,541 km (0.106 R)
• M7: 2,885,444 km (0.029 R)
• M8: 3,865,609 km (0.064 R)
• M9: 4,308,867 km (0.113 R)
• M10: 4,918,778 km (0.102 R)
• M11: 6,192,454 km (0.073 R)
• M12: 7,055,484 km (0.117 R)
• M13: 7,857,329 km (0.117 R)
• M14: 9,483,757 km (0.072 R)
• M15: 11,383,052 km (0.1 R)
• M16: 12,675,577 km (0.077 R)
• M17: 13,258,560 km (0.095 R)
• M18: 14,408,369 km (0.113 R)
• M19: 15,331,687 km (0.026 R)
• M20: 19,507,413 km (0.114 R)
• M21: 21,262,645 km (0.08 R)
• M22: 22,271,832 km (0.097 R)
• M23: 26,419,732 km (0.114 R)
• M24: 28,345,356 km (0.105 R)
• M25: 30,823,744 km (0.104 R)
• M26: 33,688,393 km (0.097 R)
• M27: 43,631,565 km (0.112 R)
• M28: 45,109,443 km (0.12 R)
• M29: 46,620,381 km (0.114 R)
• M30: 54,007,524 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.2

Radius: 4.5

Gravity: 16.6 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.77 AU - 15.85 AU

Year: 21152 Days

Day: 16.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,303,139 km

• M1: 55,950 km (0.068 R)
• M2: 249,679 km (0.037 R)
• M3: 524,640 km (0.068 R)
• M4: 666,010 km (0.072 R)
• M5: 1,350,570 km (0.099 R)
• M6: 1,527,544 km (0.045 R)
• M7: 2,817,377 km (0.101 R)
• M8: 3,082,913 km (0.118 R)
• M9: 3,471,568 km (0.054 R)
• M10: 6,518,578 km (0.115 R)
• M11: 6,854,275 km (0.068 R)
• M12: 10,077,062 km (0.088 R)
• M13: 13,300,747 km (0.071 R)
• M14: 13,908,712 km (0.112 R)
• M15: 15,035,184 km (0.088 R)
• M16: 17,150,648 km (0.071 R)
• M17: 17,628,314 km (0.056 R)
• M18: 21,867,469 km (0.079 R)
• M19: 26,211,641 km (0.079 R)
• M20: 26,632,909 km (0.115 R)
• M21: 27,705,825 km (0.06 R)
• M22: 28,807,314 km (0.052 R)
• M23: 29,709,240 km (0.093 R)
• M24: 32,527,813 km (0.095 R)
• M25: 33,629,153 km (0.118 R)
• M26: 35,391,415 km (0.081 R)
• M27: 37,082,021 km (0.118 R)
• M28: 38,418,528 km (0.114 R)
• M29: 42,620,433 km (0.053 R)
• M30: 47,584,988 km (0.107 R)
• M31: 51,592,715 km (0.115 R)
• M32: 52,921,144 km (0.117 R)
• M33: 56,867,237 km (0.027 R)
• M34: 59,725,155 km (0.067 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 14,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit