🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.73 AU - 1.01 AU

Year: 307 Days

Day: 43.2 Hours

Environment

Temp: 44 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.1 AU - 1.6 AU

Year: 594 Days

Day: 17.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.24 AU - 1.52 AU

Year: 614 Days

Day: 45 Hours

Environment

Temp: -40 °C

Axial Tilt: 76.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,651,923 km

• M1: 965,953 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.26 AU - 2.56 AU

Year: 1417 Days

Day: 37.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.5

Radius: 7

Gravity: 19.87 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.1 AU - 14.44 AU

Year: 17284 Days

Day: 15.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,651,923 km

• M1: 90,656 km (0.106 R)
• M2: 387,010 km (0.1 R)
• M3: 846,874 km (0.071 R)
• M4: 1,080,396 km (0.056 R)
• M5: 1,434,045 km (0.115 R)
• M6: 2,077,316 km (0.082 R)
• M7: 2,797,779 km (0.07 R)
• M8: 3,080,669 km (0.086 R)
• M9: 3,354,283 km (0.079 R)
• M10: 5,313,866 km (0.042 R)
• M11: 5,548,435 km (0.096 R)
• M12: 5,830,876 km (0.08 R)
• M13: 7,535,245 km (0.049 R)
• M14: 8,931,591 km (0.089 R)
• M15: 9,604,482 km (0.118 R)
• M16: 11,628,990 km (0.115 R)
• M17: 12,362,618 km (0.075 R)
• M18: 14,069,979 km (0.098 R)
• M19: 16,417,618 km (0.067 R)
• M20: 18,120,341 km (0.088 R)
• M21: 19,196,698 km (0.117 R)
• M22: 21,773,372 km (0.085 R)
• M23: 28,783,229 km (0.117 R)
• M24: 33,584,872 km (0.105 R)
• M25: 35,068,434 km (0.082 R)
• M26: 37,446,441 km (0.085 R)
• M27: 43,936,895 km (0.119 R)
• M28: 44,255,837 km (0.108 R)
• M29: 47,698,084 km (0.055 R)
• M30: 49,398,414 km (0.117 R)
• M31: 54,925,457 km (0.056 R)
• M32: 58,701,756 km (0.102 R)
• M33: 68,249,840 km (0.051 R)
• M34: 70,189,077 km (0.113 R)
• M35: 76,226,697 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.2

Radius: 4.7

Gravity: 20.92 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.76 AU - 16.48 AU

Year: 21172 Days

Day: 15.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,651,923 km

• M1: 58,493 km (0.106 R)
• M2: 232,625 km (0.098 R)
• M3: 766,240 km (0.1 R)
• M4: 980,464 km (0.082 R)
• M5: 1,234,182 km (0.077 R)
• M6: 1,467,705 km (0.098 R)
• M7: 1,872,965 km (0.109 R)
• M8: 2,306,799 km (0.088 R)
• M9: 3,344,111 km (0.093 R)
• M10: 3,710,925 km (0.116 R)
• M11: 4,104,068 km (0.102 R)
• M12: 7,067,303 km (0.07 R)
• M13: 7,960,103 km (0.12 R)
• M14: 8,257,054 km (0.095 R)
• M15: 8,561,337 km (0.083 R)
• M16: 10,964,626 km (0.084 R)
• M17: 11,456,654 km (0.027 R)
• M18: 16,169,286 km (0.098 R)
• M19: 16,725,790 km (0.108 R)
• M20: 17,294,860 km (0.044 R)
• M21: 18,385,728 km (0.081 R)
• M22: 18,643,934 km (0.073 R)
• M23: 20,889,847 km (0.099 R)
• M24: 21,549,573 km (0.106 R)
• M25: 28,124,998 km (0.099 R)
• M26: 28,467,727 km (0.105 R)
• M27: 30,342,787 km (0.096 R)
• M28: 31,310,535 km (0.095 R)
• M29: 31,555,726 km (0.092 R)
• M30: 32,423,693 km (0.097 R)
• M31: 41,551,557 km (0.076 R)
• M32: 43,348,825 km (0.115 R)
• M33: 43,959,334 km (0.105 R)
• M34: 46,140,920 km (0.05 R)
• M35: 48,230,503 km (0.106 R)
• M36: 54,698,217 km (0.099 R)
• M37: 55,769,637 km (0.096 R)
• M38: 56,129,869 km (0.117 R)
• M39: 63,467,495 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.5

Radius: 4.2

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.84 AU - 16.5 AU

Year: 22378 Days

Day: 16.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,651,923 km

• M1: 52,210 km (0.1 R)
• M2: 493,523 km (0.061 R)
• M3: 760,406 km (0.098 R)
• M4: 952,639 km (0.119 R)
• M5: 1,094,608 km (0.066 R)
• M6: 2,119,503 km (0.098 R)
• M7: 2,324,901 km (0.104 R)
• M8: 2,647,134 km (0.041 R)
• M9: 3,820,580 km (0.055 R)
• M10: 3,984,838 km (0.058 R)
• M11: 5,932,902 km (0.046 R)
• M12: 6,153,409 km (0.056 R)
• M13: 8,762,845 km (0.111 R)
• M14: 10,099,502 km (0.079 R)
• M15: 12,085,264 km (0.11 R)
• M16: 12,439,661 km (0.114 R)
• M17: 13,991,590 km (0.115 R)
• M18: 16,446,192 km (0.083 R)
• M19: 17,324,331 km (0.068 R)
• M20: 17,774,920 km (0.075 R)
• M21: 19,817,828 km (0.101 R)
• M22: 22,363,535 km (0.101 R)
• M23: 22,897,600 km (0.12 R)
• M24: 23,077,416 km (0.108 R)
• M25: 24,083,761 km (0.106 R)
• M26: 24,269,711 km (0.094 R)
• M27: 28,922,953 km (0.089 R)
• M28: 31,513,390 km (0.115 R)
• M29: 34,489,490 km (0.113 R)
• M30: 39,684,126 km (0.072 R)
• M31: 47,388,417 km (0.109 R)
• M32: 47,680,731 km (0.083 R)
• M33: 47,974,092 km (0.088 R)
• M34: 50,516,807 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.6

Radius: 3.8

Gravity: 27.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 14 AU - 18.86 AU

Year: 25223 Days

Day: 15.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,651,923 km

• M1: 47,273 km (0.118 R)
• M2: 208,988 km (0.1 R)
• M3: 513,270 km (0.104 R)
• M4: 690,693 km (0.106 R)
• M5: 954,584 km (0.106 R)
• M6: 1,401,582 km (0.044 R)
• M7: 1,769,144 km (0.078 R)
• M8: 2,240,079 km (0.118 R)
• M9: 3,017,539 km (0.084 R)
• M10: 3,655,873 km (0.052 R)
• M11: 3,805,919 km (0.088 R)
• M12: 4,150,144 km (0.068 R)
• M13: 4,864,773 km (0.106 R)
• M14: 7,787,018 km (0.113 R)
• M15: 8,759,853 km (0.109 R)
• M16: 9,192,789 km (0.036 R)
• M17: 11,005,317 km (0.032 R)
• M18: 13,894,650 km (0.079 R)
• M19: 16,427,641 km (0.042 R)
• M20: 18,017,119 km (0.108 R)
• M21: 19,342,257 km (0.08 R)
• M22: 19,706,378 km (0.11 R)
• M23: 20,636,428 km (0.103 R)
• M24: 26,951,702 km (0.093 R)
• M25: 28,096,425 km (0.117 R)
• M26: 28,563,170 km (0.056 R)
• M27: 30,359,990 km (0.106 R)
• M28: 30,728,151 km (0.066 R)
• M29: 34,176,681 km (0.113 R)
• M30: 35,111,069 km (0.073 R)
• M31: 37,732,772 km (0.104 R)
• M32: 42,438,373 km (0.076 R)
• M33: 43,829,035 km (0.068 R)
• M34: 47,685,219 km (0.098 R)
• M35: 52,111,371 km (0.104 R)
• M36: 56,803,508 km (0.118 R)
• M37: 57,175,708 km (0.055 R)
• M38: 66,602,917 km (0.041 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: 321 - 18,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit