🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.65 AU - 1.77 AU

Year: 809 Days

Day: 17.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 74.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,409,628 km

• M1: 840,441 km (0.115 R)
• M2: 932,593 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.26 AU - 3.16 AU

Year: 1613 Days

Day: 35.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.7

Radius: 9.9

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.07 AU - 8.83 AU

Year: 8107 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,409,628 km

• M1: 123,119 km (0.104 R)
• M2: 468,391 km (0.116 R)
• M3: 916,736 km (0.084 R)
• M4: 1,282,353 km (0.06 R)
• M5: 1,993,541 km (0.073 R)
• M6: 2,581,461 km (0.051 R)
• M7: 3,969,729 km (0.099 R)
• M8: 5,055,062 km (0.034 R)
• M9: 6,043,156 km (0.08 R)
• M10: 6,657,554 km (0.103 R)
• M11: 7,194,311 km (0.111 R)
• M12: 7,636,223 km (0.117 R)
• M13: 9,877,050 km (0.04 R)
• M14: 10,222,471 km (0.113 R)
• M15: 13,826,733 km (0.066 R)
• M16: 14,197,137 km (0.073 R)
• M17: 19,480,336 km (0.058 R)
• M18: 19,946,034 km (0.117 R)
• M19: 20,419,361 km (0.11 R)
• M20: 20,980,802 km (0.111 R)
• M21: 24,568,758 km (0.111 R)
• M22: 26,887,973 km (0.092 R)
• M23: 28,745,680 km (0.053 R)
• M24: 31,106,932 km (0.096 R)
• M25: 33,594,595 km (0.07 R)
• M26: 36,798,383 km (0.111 R)
• M27: 42,235,668 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164

Radius: 10.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.78 AU - 12.76 AU

Year: 12782 Days

Day: 7.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,409,628 km

• M1: 130,599 km (0.118 R)
• M2: 497,413 km (0.084 R)
• M3: 833,410 km (0.102 R)
• M4: 1,733,091 km (0.103 R)
• M5: 2,520,126 km (0.104 R)
• M6: 4,601,780 km (0.094 R)
• M7: 5,599,598 km (0.059 R)
• M8: 6,429,716 km (0.09 R)
• M9: 7,340,020 km (0.106 R)
• M10: 7,712,219 km (0.057 R)
• M11: 8,494,616 km (0.11 R)
• M12: 9,545,990 km (0.114 R)
• M13: 10,401,390 km (0.042 R)
• M14: 11,160,749 km (0.11 R)
• M15: 17,154,687 km (0.085 R)
• M16: 17,878,591 km (0.101 R)
• M17: 18,760,171 km (0.094 R)
• M18: 19,813,041 km (0.097 R)
• M19: 20,172,674 km (0.102 R)
• M20: 23,208,314 km (0.091 R)
• M21: 23,769,306 km (0.08 R)
• M22: 25,337,391 km (0.078 R)
• M23: 25,676,081 km (0.113 R)
• M24: 26,973,244 km (0.098 R)

Asteroid Belt

Center: 11.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.2

Radius: 5.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 12.08 AU - 13.46 AU

Year: 16504 Days

Day: 16.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,409,628 km

• M1: 72,106 km (0.119 R)
• M2: 611,406 km (0.081 R)
• M3: 2,044,105 km (0.099 R)
• M4: 3,644,204 km (0.057 R)
• M5: 4,600,135 km (0.065 R)
• M6: 5,744,558 km (0.09 R)
• M7: 6,198,139 km (0.043 R)
• M8: 8,375,386 km (0.085 R)
• M9: 11,563,018 km (0.073 R)
• M10: 23,435,703 km (0.052 R)
• M11: 24,926,596 km (0.029 R)
• M12: 26,216,279 km (0.111 R)
• M13: 26,479,571 km (0.106 R)
• M14: 28,928,189 km (0.048 R)
• M15: 32,928,885 km (0.118 R)
• M16: 34,690,549 km (0.058 R)
• M17: 35,971,257 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.9

Radius: 7

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 12.76 AU - 16.96 AU

Year: 20717 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,409,628 km

• M1: 91,255 km (0.096 R)
• M2: 375,640 km (0.081 R)
• M3: 668,254 km (0.115 R)
• M4: 1,318,107 km (0.089 R)
• M5: 2,222,875 km (0.112 R)
• M6: 2,531,645 km (0.119 R)
• M7: 4,527,430 km (0.068 R)
• M8: 7,295,140 km (0.097 R)
• M9: 7,979,700 km (0.08 R)
• M10: 8,234,316 km (0.066 R)
• M11: 12,734,968 km (0.098 R)
• M12: 14,614,814 km (0.101 R)
• M13: 17,427,254 km (0.025 R)
• M14: 23,884,946 km (0.066 R)
• M15: 24,952,027 km (0.088 R)
• M16: 25,278,151 km (0.088 R)
• M17: 25,939,074 km (0.097 R)
• M18: 28,343,411 km (0.103 R)
• M19: 34,523,149 km (0.117 R)
• M20: 38,718,173 km (0.053 R)
• M21: 57,752,258 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.2

Radius: 3.8

Gravity: 53.96 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.43 AU - 17.99 AU

Year: 22519 Days

Day: 17.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,409,628 km

• M1: 48,021 km (0.101 R)
• M2: 268,229 km (0.116 R)
• M3: 636,539 km (0.055 R)
• M4: 820,395 km (0.118 R)
• M5: 1,357,750 km (0.074 R)
• M6: 2,078,363 km (0.087 R)
• M7: 2,631,726 km (0.085 R)
• M8: 3,956,415 km (0.063 R)
• M9: 4,724,600 km (0.115 R)
• M10: 5,262,404 km (0.102 R)
• M11: 5,382,681 km (0.082 R)
• M12: 5,839,702 km (0.03 R)
• M13: 7,366,050 km (0.113 R)
• M14: 10,032,183 km (0.117 R)
• M15: 10,279,767 km (0.091 R)
• M16: 10,531,241 km (0.118 R)
• M17: 11,851,293 km (0.109 R)
• M18: 14,032,280 km (0.105 R)
• M19: 15,958,652 km (0.049 R)
• M20: 17,873,056 km (0.091 R)
• M21: 20,326,311 km (0.04 R)
• M22: 20,722,746 km (0.062 R)
• M23: 26,003,999 km (0.09 R)
• M24: 27,421,738 km (0.087 R)
• M25: 29,391,045 km (0.077 R)
• M26: 31,716,693 km (0.113 R)
• M27: 34,581,792 km (0.104 R)
• M28: 35,288,343 km (0.033 R)
• M29: 36,730,616 km (0.116 R)
• M30: 37,170,733 km (0.095 R)
• M31: 43,054,866 km (0.095 R)
• M32: 49,708,680 km (0.062 R)
• M33: 49,887,748 km (0.059 R)
• M34: 51,518,664 km (0.051 R)
• M35: 52,625,539 km (0.108 R)
• M36: 55,461,915 km (0.09 R)
• M37: 58,398,521 km (0.11 R)
• M38: 61,850,043 km (0.103 R)
• M39: 62,890,496 km (0.111 R)
• M40: 64,792,483 km (0.085 R)
• M41: 69,602,803 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.4

Radius: 7.3

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.83 AU - 21.47 AU

Year: 27964 Days

Day: 18.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,409,628 km

• M1: 93,499 km (0.043 R)
• M2: 464,501 km (0.07 R)
• M3: 1,038,359 km (0.109 R)
• M4: 1,287,738 km (0.099 R)
• M5: 5,486,801 km (0.062 R)
• M6: 7,890,390 km (0.085 R)
• M7: 8,926,505 km (0.116 R)
• M8: 9,168,554 km (0.093 R)
• M9: 9,602,687 km (0.081 R)
• M10: 10,181,033 km (0.069 R)
• M11: 13,347,272 km (0.111 R)
• M12: 14,728,808 km (0.116 R)
• M13: 26,166,912 km (0.111 R)
• M14: 35,945,227 km (0.088 R)
• M15: 37,807,421 km (0.117 R)
• M16: 39,896,406 km (0.093 R)
• M17: 41,554,698 km (0.043 R)
• M18: 48,090,480 km (0.059 R)
• M19: 58,598,084 km (0.094 R)
• M20: 67,007,429 km (0.088 R)
• M21: 69,583,954 km (0.031 R)
• M22: 70,297,835 km (0.068 R)
• M23: 80,028,877 km (0.115 R)
• M24: 80,812,620 km (0.104 R)
• M25: 84,267,882 km (0.107 R)
• M26: 85,079,002 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.2

Radius: 7.2

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 16.36 AU - 23.6 AU

Year: 32299 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,409,628 km

• M1: 96,491 km (0.095 R)
• M2: 329,115 km (0.091 R)
• M3: 624,721 km (0.06 R)
• M4: 1,019,360 km (0.078 R)
• M5: 3,004,823 km (0.086 R)
• M6: 4,163,608 km (0.087 R)
• M7: 6,698,544 km (0.118 R)
• M8: 7,426,786 km (0.037 R)
• M9: 8,153,084 km (0.074 R)
• M10: 9,928,661 km (0.027 R)
• M11: 10,362,645 km (0.053 R)
• M12: 12,509,673 km (0.098 R)
• M13: 18,390,515 km (0.087 R)
• M14: 24,069,849 km (0.113 R)
• M15: 25,079,784 km (0.116 R)
• M16: 31,474,644 km (0.063 R)
• M17: 33,227,781 km (0.11 R)
• M18: 37,520,193 km (0.097 R)
• M19: 38,572,465 km (0.114 R)
• M20: 48,943,038 km (0.085 R)
• M21: 59,595,753 km (0.119 R)
• M22: 69,199,337 km (0.107 R)
• M23: 71,464,997 km (0.094 R)
• M24: 75,192,228 km (0.089 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit