🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.56 AU - 0.66 AU

Year: 303 Days

Day: 47.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,834,088 km

• M1: 42,187 km (0.095 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.7

Radius: 12

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.94 AU - 2.92 AU

Year: 2408 Days

Day: 12.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,834,088 km

• M1: 149,299 km (0.104 R)
• M2: 602,131 km (0.083 R)
• M3: 1,518,568 km (0.106 R)
• M4: 1,965,716 km (0.107 R)
• M5: 2,905,639 km (0.085 R)
• M6: 3,353,984 km (0.085 R)
• M7: 3,772,260 km (0.096 R)
• M8: 4,246,036 km (0.071 R)
• M9: 5,313,866 km (0.103 R)
• M10: 6,146,528 km (0.064 R)
• M11: 6,580,511 km (0.07 R)
• M12: 7,601,965 km (0.093 R)
• M13: 8,328,861 km (0.091 R)
• M14: 8,998,013 km (0.081 R)
• M15: 9,381,133 km (0.09 R)
• M16: 9,811,676 km (0.061 R)
• M17: 11,063,810 km (0.114 R)
• M18: 11,463,535 km (0.061 R)
• M19: 12,377,129 km (0.059 R)
• M20: 15,758,640 km (0.116 R)
• M21: 16,522,786 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.8

Radius: 9.6

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.81 AU - 4.23 AU

Year: 4199 Days

Day: 11.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,834,088 km

• M1: 120,725 km (0.1 R)
• M2: 476,020 km (0.101 R)
• M3: 1,085,931 km (0.092 R)
• M4: 1,619,247 km (0.057 R)
• M5: 2,245,763 km (0.095 R)
• M6: 2,781,772 km (0.087 R)
• M7: 3,191,072 km (0.088 R)
• M8: 4,153,884 km (0.11 R)
• M9: 5,014,072 km (0.098 R)
• M10: 5,650,611 km (0.1 R)
• M11: 8,202,002 km (0.102 R)
• M12: 10,402,587 km (0.056 R)
• M13: 14,846,990 km (0.051 R)
• M14: 15,221,434 km (0.034 R)
• M15: 15,711,965 km (0.086 R)
• M16: 17,013,915 km (0.026 R)
• M17: 18,880,598 km (0.031 R)
• M18: 20,746,831 km (0.106 R)
• M19: 22,732,743 km (0.085 R)
• M20: 23,087,589 km (0.11 R)
• M21: 24,027,512 km (0.107 R)
• M22: 24,917,470 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 14.8

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.38 AU - 4.8 AU

Year: 6252 Days

Day: 7.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,834,088 km

• M1: 184,305 km (0.074 R)
• M2: 677,230 km (0.112 R)
• M3: 1,189,004 km (0.057 R)
• M4: 3,475,907 km (0.069 R)
• M5: 4,382,320 km (0.094 R)
• M6: 6,393,215 km (0.118 R)
• M7: 8,710,635 km (0.1 R)
• M8: 9,922,827 km (0.064 R)
• M9: 10,759,827 km (0.055 R)
• M10: 11,897,219 km (0.107 R)
• M11: 13,223,105 km (0.113 R)
• M12: 14,122,039 km (0.104 R)
• M13: 15,485,324 km (0.065 R)
• M14: 16,934,629 km (0.111 R)
• M15: 20,029,360 km (0.099 R)
• M16: 23,322,158 km (0.108 R)
• M17: 29,335,245 km (0.087 R)
• M18: 31,549,593 km (0.092 R)
• M19: 33,976,818 km (0.029 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.5

Radius: 4.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.39 AU - 6.93 AU

Year: 10928 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,834,088 km

• M1: 64,477 km (0.104 R)
• M2: 251,624 km (0.084 R)
• M3: 665,860 km (0.049 R)
• M4: 895,792 km (0.104 R)
• M5: 1,998,029 km (0.068 R)
• M6: 2,281,068 km (0.075 R)
• M7: 2,988,367 km (0.051 R)
• M8: 3,426,240 km (0.118 R)
• M9: 3,705,090 km (0.12 R)
• M10: 6,074,721 km (0.114 R)
• M11: 13,039,549 km (0.111 R)
• M12: 15,566,855 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305

Radius: 5.1

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.81 AU - 8.15 AU

Year: 13007 Days

Day: 23.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,834,088 km

• M1: 65,823 km (0.096 R)
• M2: 502,350 km (0.091 R)
• M3: 1,092,962 km (0.089 R)
• M4: 1,411,755 km (0.04 R)
• M5: 2,095,268 km (0.107 R)
• M6: 2,727,169 km (0.091 R)
• M7: 3,574,492 km (0.104 R)
• M8: 6,657,853 km (0.082 R)
• M9: 7,876,627 km (0.1 R)
• M10: 8,737,712 km (0.096 R)
• M11: 10,144,381 km (0.107 R)
• M12: 11,804,020 km (0.089 R)
• M13: 17,568,475 km (0.03 R)
• M14: 24,875,284 km (0.079 R)
• M15: 28,544,321 km (0.095 R)
• M16: 39,443,274 km (0.106 R)
• M17: 40,057,373 km (0.041 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.6

Radius: 7.9

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.38 AU - 7.64 AU

Year: 13086 Days

Day: 15.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 131 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,834,088 km

• M1: 98,286 km (0.116 R)
• M2: 351,256 km (0.09 R)
• M3: 826,379 km (0.114 R)
• M4: 1,188,705 km (0.069 R)
• M5: 1,993,392 km (0.092 R)
• M6: 2,297,075 km (0.106 R)
• M7: 2,880,208 km (0.088 R)
• M8: 3,504,629 km (0.075 R)
• M9: 3,806,667 km (0.113 R)
• M10: 4,918,928 km (0.09 R)
• M11: 6,555,229 km (0.025 R)
• M12: 8,380,024 km (0.038 R)
• M13: 9,124,872 km (0.109 R)
• M14: 9,967,407 km (0.058 R)
• M15: 10,407,524 km (0.053 R)
• M16: 11,745,527 km (0.085 R)
• M17: 12,051,006 km (0.064 R)
• M18: 15,258,983 km (0.076 R)
• M19: 20,190,028 km (0.077 R)
• M20: 20,540,386 km (0.098 R)
• M21: 22,634,756 km (0.073 R)
• M22: 25,169,094 km (0.115 R)
• M23: 27,670,819 km (0.071 R)
• M24: 30,333,811 km (0.089 R)
• M25: 31,258,176 km (0.104 R)
• M26: 33,284,629 km (0.078 R)
• M27: 34,143,919 km (0.043 R)
• M28: 36,421,247 km (0.1 R)
• M29: 36,810,501 km (0.118 R)
• M30: 37,861,725 km (0.1 R)
• M31: 38,261,151 km (0.101 R)
• M32: 38,528,932 km (0.079 R)
• M33: 42,267,981 km (0.119 R)
• M34: 42,554,162 km (0.09 R)
• M35: 47,774,678 km (0.116 R)
• M36: 49,817,737 km (0.119 R)
• M37: 51,918,240 km (0.071 R)
• M38: 52,246,608 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.8

Radius: 5.3

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.1 AU - 11.02 AU

Year: 18794 Days

Day: 15.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,834,088 km

• M1: 65,973 km (0.104 R)
• M2: 235,617 km (0.108 R)
• M3: 451,935 km (0.076 R)
• M4: 654,640 km (0.056 R)
• M5: 918,232 km (0.048 R)
• M6: 1,163,572 km (0.116 R)
• M7: 1,869,973 km (0.077 R)
• M8: 4,586,671 km (0.055 R)
• M9: 6,522,467 km (0.12 R)
• M10: 12,084,815 km (0.04 R)
• M11: 14,770,396 km (0.082 R)
• M12: 28,839,029 km (0.108 R)
• M13: 34,880,539 km (0.044 R)
• M14: 36,606,599 km (0.095 R)
• M15: 37,490,573 km (0.083 R)
• M16: 38,648,012 km (0.055 R)
• M17: 39,301,156 km (0.104 R)
• M18: 40,495,396 km (0.075 R)
• M19: 44,650,776 km (0.086 R)
• M20: 45,225,381 km (0.109 R)
• M21: 47,573,469 km (0.088 R)
• M22: 48,929,275 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.6

Radius: 7.1

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.44 AU - 10.22 AU

Year: 19596 Days

Day: 21.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,834,088 km

• M1: 88,263 km (0.077 R)
• M2: 638,484 km (0.081 R)
• M3: 1,292,825 km (0.039 R)
• M4: 1,528,142 km (0.119 R)
• M5: 2,106,488 km (0.03 R)
• M6: 2,589,838 km (0.068 R)
• M7: 2,992,855 km (0.086 R)
• M8: 3,603,962 km (0.077 R)
• M9: 3,954,321 km (0.101 R)
• M10: 4,555,405 km (0.048 R)
• M11: 4,860,584 km (0.114 R)
• M12: 5,252,232 km (0.064 R)
• M13: 5,741,865 km (0.108 R)
• M14: 7,032,446 km (0.1 R)
• M15: 7,961,299 km (0.035 R)
• M16: 9,504,402 km (0.074 R)
• M17: 10,462,277 km (0.102 R)
• M18: 10,994,696 km (0.078 R)
• M19: 15,164,736 km (0.058 R)
• M20: 17,516,564 km (0.064 R)
• M21: 19,213,004 km (0.04 R)
• M22: 19,565,008 km (0.118 R)
• M23: 20,738,603 km (0.055 R)
• M24: 22,830,729 km (0.113 R)
• M25: 26,878,100 km (0.038 R)
• M26: 33,110,497 km (0.112 R)
• M27: 37,168,489 km (0.03 R)
• M28: 42,134,689 km (0.044 R)
• M29: 47,205,907 km (0.094 R)
• M30: 47,686,116 km (0.072 R)
• M31: 48,819,470 km (0.119 R)
• M32: 49,146,491 km (0.107 R)
• M33: 51,815,766 km (0.097 R)
• M34: 52,326,792 km (0.109 R)
• M35: 55,463,710 km (0.087 R)
• M36: 60,777,725 km (0.053 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit