🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.61 AU - 0.71 AU

Year: 202 Days

Day: 38.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,761,661 km

• M1: 42,785 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.12 AU - 2.12 AU

Year: 1163 Days

Day: 36.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.7 AU - 4.2 AU

Year: 2414 Days

Day: 38.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,761,661 km

• M1: 136,732 km (0.096 R)
• M2: 751,729 km (0.083 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 11.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.53 AU - 4.81 AU

Year: 3802 Days

Day: 10.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,761,661 km

• M1: 146,756 km (0.06 R)
• M2: 628,012 km (0.089 R)
• M3: 1,164,769 km (0.113 R)
• M4: 1,666,520 km (0.086 R)
• M5: 2,623,947 km (0.098 R)
• M6: 3,199,749 km (0.072 R)
• M7: 3,976,611 km (0.104 R)
• M8: 5,447,008 km (0.041 R)
• M9: 7,192,366 km (0.086 R)
• M10: 8,324,374 km (0.111 R)
• M11: 9,864,932 km (0.033 R)
• M12: 10,392,863 km (0.115 R)
• M13: 11,629,140 km (0.11 R)
• M14: 13,779,759 km (0.104 R)
• M15: 14,392,213 km (0.102 R)
• M16: 15,071,985 km (0.106 R)
• M17: 15,874,877 km (0.107 R)
• M18: 16,600,726 km (0.068 R)
• M19: 18,062,896 km (0.045 R)
• M20: 18,968,860 km (0.109 R)
• M21: 19,845,504 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 13.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.76 AU - 7.58 AU

Year: 5774 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,761,661 km

• M1: 183,257 km (0.117 R)
• M2: 1,811,481 km (0.107 R)
• M3: 2,741,531 km (0.108 R)
• M4: 3,735,160 km (0.061 R)
• M5: 7,450,572 km (0.064 R)
• M6: 10,831,185 km (0.084 R)
• M7: 13,290,275 km (0.074 R)
• M8: 18,047,038 km (0.089 R)
• M9: 19,076,720 km (0.091 R)
• M10: 19,570,543 km (0.068 R)
• M11: 20,000,487 km (0.075 R)
• M12: 23,671,469 km (0.082 R)
• M13: 31,137,899 km (0.092 R)
• M14: 33,122,465 km (0.119 R)
• M15: 34,042,342 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.8

Radius: 5.7

Gravity: 25.36 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.5 AU - 16.2 AU

Year: 21558 Days

Day: 19.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,761,661 km

• M1: 71,508 km (0.106 R)
• M2: 566,527 km (0.077 R)
• M3: 903,870 km (0.095 R)
• M4: 1,383,032 km (0.088 R)
• M5: 1,725,312 km (0.049 R)
• M6: 2,652,221 km (0.095 R)
• M7: 3,652,881 km (0.077 R)
• M8: 4,588,915 km (0.109 R)
• M9: 5,928,863 km (0.054 R)
• M10: 6,549,544 km (0.084 R)
• M11: 6,781,571 km (0.083 R)
• M12: 7,018,982 km (0.118 R)
• M13: 8,290,116 km (0.115 R)
• M14: 12,581,929 km (0.116 R)
• M15: 13,013,369 km (0.087 R)
• M16: 15,077,371 km (0.096 R)
• M17: 16,568,712 km (0.104 R)
• M18: 19,268,355 km (0.112 R)
• M19: 19,937,955 km (0.059 R)
• M20: 21,526,685 km (0.101 R)
• M21: 23,090,880 km (0.119 R)
• M22: 26,443,817 km (0.072 R)
• M23: 31,269,246 km (0.038 R)
• M24: 36,649,982 km (0.079 R)
• M25: 40,095,820 km (0.103 R)
• M26: 41,976,714 km (0.05 R)
• M27: 46,251,772 km (0.059 R)
• M28: 50,447,693 km (0.092 R)
• M29: 63,070,612 km (0.119 R)
• M30: 69,992,505 km (0.057 R)
• M31: 71,117,781 km (0.118 R)
• M32: 74,332,788 km (0.057 R)
• M33: 75,034,103 km (0.103 R)
• M34: 84,556,756 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.3

Radius: 3.3

Gravity: 61.28 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.2 AU - 20.06 AU

Year: 26709 Days

Day: 19 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,761,661 km

• M1: 40,990 km (0.066 R)
• M2: 276,158 km (0.065 R)
• M3: 408,552 km (0.074 R)
• M4: 592,258 km (0.08 R)
• M5: 949,647 km (0.102 R)
• M6: 1,647,970 km (0.039 R)
• M7: 2,202,380 km (0.111 R)
• M8: 2,926,134 km (0.068 R)
• M9: 3,356,677 km (0.097 R)
• M10: 3,828,210 km (0.063 R)
• M11: 4,709,939 km (0.108 R)
• M12: 6,435,252 km (0.041 R)
• M13: 7,209,421 km (0.053 R)
• M14: 9,353,008 km (0.099 R)
• M15: 9,594,310 km (0.105 R)
• M16: 11,197,700 km (0.063 R)
• M17: 11,607,598 km (0.108 R)
• M18: 11,816,137 km (0.068 R)
• M19: 17,332,260 km (0.079 R)
• M20: 20,590,501 km (0.074 R)
• M21: 30,076,802 km (0.066 R)
• M22: 30,602,189 km (0.066 R)
• M23: 33,601,627 km (0.045 R)
• M24: 34,739,169 km (0.117 R)
• M25: 38,922,673 km (0.088 R)
• M26: 39,860,801 km (0.094 R)
• M27: 40,494,498 km (0.096 R)
• M28: 42,600,387 km (0.067 R)
• M29: 44,608,140 km (0.106 R)
• M30: 44,948,775 km (0.065 R)
• M31: 48,991,657 km (0.107 R)
• M32: 52,130,968 km (0.093 R)
• M33: 53,461,641 km (0.063 R)
• M34: 59,421,621 km (0.101 R)
• M35: 61,082,456 km (0.12 R)
• M36: 64,932,058 km (0.118 R)
• M37: 68,486,952 km (0.04 R)
• M38: 71,004,834 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.9

Radius: 5.9

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 14.77 AU - 19.75 AU

Year: 27014 Days

Day: 23.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,761,661 km

• M1: 73,303 km (0.081 R)
• M2: 328,517 km (0.065 R)
• M3: 594,652 km (0.03 R)
• M4: 826,528 km (0.062 R)
• M5: 1,159,533 km (0.07 R)
• M6: 1,396,795 km (0.098 R)
• M7: 1,776,176 km (0.067 R)
• M8: 2,494,844 km (0.041 R)
• M9: 3,108,345 km (0.107 R)
• M10: 4,451,434 km (0.034 R)
• M11: 4,701,861 km (0.052 R)
• M12: 7,153,770 km (0.041 R)
• M13: 8,706,746 km (0.094 R)
• M14: 8,985,895 km (0.115 R)
• M15: 10,787,502 km (0.096 R)
• M16: 15,653,622 km (0.12 R)
• M17: 15,983,336 km (0.118 R)
• M18: 23,698,547 km (0.114 R)
• M19: 24,795,548 km (0.035 R)
• M20: 28,901,710 km (0.089 R)
• M21: 30,026,387 km (0.089 R)
• M22: 37,101,319 km (0.057 R)
• M23: 38,878,392 km (0.066 R)
• M24: 43,730,150 km (0.098 R)
• M25: 48,620,355 km (0.09 R)
• M26: 51,650,011 km (0.043 R)
• M27: 53,489,766 km (0.077 R)
• M28: 54,614,293 km (0.088 R)
• M29: 59,070,963 km (0.065 R)
• M30: 68,920,188 km (0.048 R)
• M31: 75,981,955 km (0.112 R)
• M32: 77,402,237 km (0.08 R)
• M33: 78,840,172 km (0.078 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 16,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit