🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.9

Radius: 10.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.17 AU - 1.61 AU

Year: 1112 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,046,327 km

• M1: 135,087 km (0.119 R)
• M2: 531,222 km (0.093 R)
• M3: 857,196 km (0.064 R)
• M4: 1,629,719 km (0.104 R)
• M5: 2,044,554 km (0.105 R)
• M6: 2,416,305 km (0.099 R)
• M7: 3,594,238 km (0.099 R)
• M8: 3,920,212 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 13.4

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.59 AU - 1.95 AU

Year: 1597 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,046,327 km

• M1: 166,652 km (0.089 R)
• M2: 586,872 km (0.076 R)
• M3: 1,090,568 km (0.112 R)
• M4: 1,633,908 km (0.079 R)
• M5: 2,108,732 km (0.094 R)
• M6: 2,689,171 km (0.094 R)
• M7: 3,124,651 km (0.078 R)
• M8: 3,575,838 km (0.052 R)
• M9: 4,245,887 km (0.087 R)
• M10: 4,782,943 km (0.052 R)
• M11: 5,512,682 km (0.041 R)
• M12: 6,222,673 km (0.12 R)
• M13: 6,967,820 km (0.099 R)
• M14: 8,126,904 km (0.117 R)
• M15: 9,258,463 km (0.118 R)
• M16: 9,814,817 km (0.108 R)
• M17: 10,791,990 km (0.097 R)
• M18: 12,452,078 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.4

Radius: 8.3

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.33 AU - 2.33 AU

Year: 2412 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,046,327 km

• M1: 103,223 km (0.1 R)
• M2: 425,905 km (0.098 R)
• M3: 978,968 km (0.11 R)
• M4: 1,321,697 km (0.076 R)
• M5: 1,840,951 km (0.107 R)
• M6: 2,216,292 km (0.1 R)
• M7: 2,684,833 km (0.088 R)
• M8: 2,950,668 km (0.039 R)
• M9: 3,299,680 km (0.077 R)
• M10: 3,711,673 km (0.11 R)
• M11: 5,023,646 km (0.03 R)
• M12: 5,882,039 km (0.096 R)
• M13: 7,109,040 km (0.043 R)
• M14: 7,448,029 km (0.097 R)
• M15: 7,709,227 km (0.095 R)
• M16: 8,720,060 km (0.079 R)
• M17: 9,141,627 km (0.099 R)
• M18: 11,077,573 km (0.115 R)
• M19: 11,572,293 km (0.058 R)
• M20: 11,962,743 km (0.056 R)
• M21: 13,656,640 km (0.037 R)
• M22: 14,048,736 km (0.103 R)
• M23: 16,075,338 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.1

Radius: 12.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.37 AU - 2.49 AU

Year: 2569 Days

Day: 11.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,046,327 km

• M1: 157,975 km (0.108 R)
• M2: 572,960 km (0.049 R)
• M3: 1,058,405 km (0.081 R)
• M4: 1,568,384 km (0.093 R)
• M5: 2,107,236 km (0.061 R)
• M6: 3,294,295 km (0.047 R)
• M7: 3,758,796 km (0.091 R)
• M8: 4,652,195 km (0.07 R)
• M9: 6,251,545 km (0.097 R)
• M10: 7,106,946 km (0.073 R)
• M11: 7,621,413 km (0.077 R)
• M12: 8,099,528 km (0.091 R)
• M13: 9,116,345 km (0.084 R)
• M14: 10,761,472 km (0.114 R)
• M15: 12,351,548 km (0.071 R)
• M16: 14,137,448 km (0.094 R)
• M17: 14,541,511 km (0.079 R)
• M18: 15,185,530 km (0.12 R)
• M19: 15,704,635 km (0.119 R)
• M20: 16,481,048 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.1

Radius: 10

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.41 AU - 3.47 AU

Year: 4327 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,046,327 km

• M1: 129,701 km (0.029 R)
• M2: 560,244 km (0.11 R)
• M3: 1,463,666 km (0.048 R)
• M4: 2,125,038 km (0.111 R)
• M5: 2,693,659 km (0.049 R)
• M6: 5,492,336 km (0.118 R)
• M7: 6,701,985 km (0.038 R)
• M8: 8,002,588 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.5

Radius: 11.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.08 AU - 6.26 AU

Year: 7973 Days

Day: 5.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,046,327 km

• M1: 140,472 km (0.081 R)
• M2: 1,224,459 km (0.071 R)
• M3: 1,924,277 km (0.102 R)
• M4: 2,304,406 km (0.094 R)
• M5: 2,858,815 km (0.09 R)
• M6: 3,288,161 km (0.062 R)
• M7: 3,684,895 km (0.078 R)
• M8: 4,554,058 km (0.111 R)
• M9: 9,297,059 km (0.088 R)
• M10: 10,359,503 km (0.067 R)
• M11: 11,258,437 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.3

Radius: 6.6

Gravity: 15.41 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.49 AU - 8.87 AU

Year: 14436 Days

Day: 17.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,046,327 km

• M1: 176,825 km (0.099 R)
• M2: 644,468 km (0.118 R)
• M3: 880,383 km (0.064 R)
• M4: 1,372,860 km (0.055 R)
• M5: 2,225,119 km (0.11 R)
• M6: 2,597,617 km (0.055 R)
• M7: 3,011,106 km (0.099 R)
• M8: 3,684,596 km (0.081 R)
• M9: 4,329,213 km (0.103 R)
• M10: 5,185,212 km (0.095 R)
• M11: 5,469,897 km (0.068 R)
• M12: 7,183,391 km (0.072 R)
• M13: 7,810,954 km (0.105 R)
• M14: 8,425,801 km (0.114 R)
• M15: 9,913,103 km (0.11 R)
• M16: 10,633,566 km (0.054 R)
• M17: 14,626,184 km (0.119 R)
• M18: 14,838,014 km (0.068 R)
• M19: 17,383,721 km (0.114 R)
• M20: 17,861,387 km (0.096 R)
• M21: 19,602,258 km (0.12 R)
• M22: 20,119,717 km (0.113 R)
• M23: 27,377,906 km (0.082 R)
• M24: 27,916,010 km (0.106 R)
• M25: 31,763,069 km (0.101 R)
• M26: 34,682,022 km (0.05 R)
• M27: 36,335,378 km (0.037 R)
• M28: 41,468,679 km (0.058 R)
• M29: 43,040,055 km (0.098 R)
• M30: 49,564,617 km (0.081 R)
• M31: 50,042,881 km (0.059 R)
• M32: 54,826,872 km (0.077 R)
• M33: 55,509,636 km (0.11 R)
• M34: 56,718,387 km (0.075 R)
• M35: 59,546,684 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627

Radius: 5

Gravity: 25.08 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.96 AU - 11.24 AU

Year: 23407 Days

Day: 20.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 82,046,327 km

• M1: 62,233 km (0.041 R)
• M2: 242,349 km (0.074 R)
• M3: 679,474 km (0.111 R)
• M4: 865,723 km (0.091 R)
• M5: 1,033,871 km (0.061 R)
• M6: 1,209,798 km (0.099 R)
• M7: 1,553,574 km (0.117 R)
• M8: 2,850,587 km (0.104 R)
• M9: 3,699,107 km (0.113 R)
• M10: 3,887,301 km (0.069 R)
• M11: 4,814,059 km (0.059 R)
• M12: 5,153,347 km (0.107 R)
• M13: 6,671,915 km (0.099 R)
• M14: 7,093,632 km (0.094 R)
• M15: 7,582,966 km (0.077 R)
• M16: 8,574,052 km (0.093 R)
• M17: 8,960,015 km (0.087 R)
• M18: 9,707,555 km (0.111 R)
• M19: 9,945,715 km (0.088 R)
• M20: 11,457,252 km (0.044 R)
• M21: 14,077,758 km (0.098 R)
• M22: 16,391,439 km (0.072 R)
• M23: 16,814,501 km (0.116 R)
• M24: 18,397,845 km (0.066 R)
• M25: 19,601,360 km (0.06 R)
• M26: 20,270,661 km (0.117 R)
• M27: 20,562,078 km (0.105 R)
• M28: 20,955,071 km (0.037 R)
• M29: 28,789,661 km (0.095 R)
• M30: 29,034,852 km (0.109 R)
• M31: 30,535,319 km (0.118 R)
• M32: 35,345,639 km (0.109 R)
• M33: 39,569,534 km (0.114 R)
• M34: 41,100,669 km (0.051 R)
• M35: 45,763,634 km (0.097 R)
• M36: 48,308,294 km (0.06 R)
• M37: 55,932,101 km (0.112 R)
• M38: 59,035,209 km (0.116 R)
• M39: 62,251,264 km (0.1 R)
• M40: 63,279,750 km (0.032 R)
• M41: 67,939,873 km (0.115 R)
• M42: 71,021,290 km (0.094 R)
• M43: 80,094,401 km (0.09 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: 368 - 18,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit