🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 11.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.18 AU - 5.92 AU

Year: 5102 Days

Day: 14.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,717,919 km

• M1: 141,071 km (0.064 R)
• M2: 513,569 km (0.117 R)
• M3: 1,476,531 km (0.079 R)
• M4: 1,926,372 km (0.099 R)
• M5: 2,333,876 km (0.1 R)
• M6: 3,233,708 km (0.079 R)
• M7: 3,773,905 km (0.066 R)
• M8: 5,469,897 km (0.08 R)
• M9: 9,701,721 km (0.083 R)
• M10: 11,208,770 km (0.114 R)
• M11: 13,245,395 km (0.026 R)
• M12: 17,056,102 km (0.117 R)
• M13: 19,489,012 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.4

Radius: 8.9

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.07 AU - 7.95 AU

Year: 8344 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,717,919 km

• M1: 111,002 km (0.057 R)
• M2: 612,304 km (0.119 R)
• M3: 1,557,912 km (0.104 R)
• M4: 2,421,092 km (0.074 R)
• M5: 2,784,166 km (0.072 R)
• M6: 4,475,519 km (0.099 R)
• M7: 4,995,372 km (0.066 R)
• M8: 5,717,481 km (0.037 R)
• M9: 7,252,056 km (0.092 R)
• M10: 8,219,206 km (0.111 R)
• M11: 8,690,140 km (0.12 R)
• M12: 9,922,827 km (0.056 R)
• M13: 11,268,160 km (0.101 R)
• M14: 11,742,535 km (0.103 R)
• M15: 12,230,075 km (0.09 R)
• M16: 14,013,581 km (0.098 R)
• M17: 16,562,728 km (0.113 R)
• M18: 17,663,769 km (0.067 R)
• M19: 18,886,282 km (0.067 R)
• M20: 20,473,217 km (0.111 R)
• M21: 21,179,767 km (0.115 R)
• M22: 23,738,489 km (0.065 R)
• M23: 25,765,241 km (0.037 R)
• M24: 26,312,321 km (0.105 R)
• M25: 27,809,197 km (0.111 R)
• M26: 29,560,090 km (0.112 R)
• M27: 32,217,248 km (0.088 R)
• M28: 33,820,488 km (0.064 R)
• M29: 36,039,922 km (0.111 R)
• M30: 36,381,005 km (0.115 R)
• M31: 37,069,754 km (0.058 R)
• M32: 37,884,165 km (0.109 R)
• M33: 40,154,761 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.6

Radius: 9.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.44 AU - 8.76 AU

Year: 8506 Days

Day: 11.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,717,919 km

• M1: 123,418 km (0.11 R)
• M2: 699,071 km (0.027 R)
• M3: 1,083,986 km (0.064 R)
• M4: 1,444,068 km (0.079 R)
• M5: 2,581,610 km (0.093 R)
• M6: 3,077,079 km (0.048 R)
• M7: 3,441,948 km (0.117 R)
• M8: 4,457,269 km (0.11 R)
• M9: 6,598,014 km (0.065 R)
• M10: 7,635,176 km (0.046 R)
• M11: 9,600,144 km (0.107 R)
• M12: 10,975,397 km (0.053 R)
• M13: 12,127,002 km (0.091 R)
• M14: 13,251,828 km (0.048 R)
• M15: 14,167,517 km (0.111 R)
• M16: 15,707,926 km (0.116 R)
• M17: 18,060,652 km (0.111 R)
• M18: 20,146,644 km (0.067 R)
• M19: 21,067,419 km (0.112 R)
• M20: 22,992,894 km (0.114 R)
• M21: 27,705,675 km (0.116 R)
• M22: 29,740,505 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.8

Radius: 7.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 11.5 AU - 15.36 AU

Year: 22127 Days

Day: 21.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,717,919 km

• M1: 108,907 km (0.119 R)
• M2: 368,011 km (0.098 R)
• M3: 874,998 km (0.064 R)
• M4: 1,393,803 km (0.079 R)
• M5: 1,672,504 km (0.082 R)
• M6: 1,941,032 km (0.08 R)
• M7: 2,623,647 km (0.079 R)
• M8: 3,052,545 km (0.11 R)
• M9: 4,316,946 km (0.038 R)
• M10: 5,764,604 km (0.114 R)
• M11: 7,120,559 km (0.09 R)
• M12: 8,121,070 km (0.096 R)
• M13: 10,398,398 km (0.079 R)
• M14: 14,317,563 km (0.104 R)
• M15: 14,563,802 km (0.115 R)
• M16: 17,323,733 km (0.116 R)
• M17: 19,647,287 km (0.117 R)
• M18: 21,925,513 km (0.083 R)
• M19: 22,750,395 km (0.031 R)
• M20: 23,424,932 km (0.111 R)
• M21: 26,073,862 km (0.091 R)
• M22: 34,540,802 km (0.095 R)
• M23: 37,491,919 km (0.119 R)
• M24: 39,630,720 km (0.076 R)
• M25: 42,101,179 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.7

Radius: 7.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.16 AU - 17.16 AU

Year: 26538 Days

Day: 21.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,717,919 km

• M1: 92,601 km (0.106 R)
• M2: 399,277 km (0.098 R)
• M3: 838,047 km (0.054 R)
• M4: 1,631,514 km (0.108 R)
• M5: 2,058,915 km (0.081 R)
• M6: 3,262,430 km (0.096 R)
• M7: 4,744,796 km (0.115 R)
• M8: 5,877,252 km (0.112 R)
• M9: 6,629,430 km (0.113 R)
• M10: 8,913,939 km (0.101 R)
• M11: 9,374,700 km (0.107 R)
• M12: 10,067,937 km (0.038 R)
• M13: 10,967,618 km (0.103 R)
• M14: 11,858,773 km (0.066 R)
• M15: 15,178,350 km (0.092 R)
• M16: 19,407,332 km (0.101 R)
• M17: 34,257,763 km (0.079 R)
• M18: 34,506,544 km (0.1 R)
• M19: 44,288,001 km (0.087 R)
• M20: 46,079,585 km (0.043 R)
• M21: 47,300,453 km (0.112 R)
• M22: 48,386,234 km (0.116 R)
• M23: 49,014,097 km (0.088 R)
• M24: 56,630,124 km (0.089 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: 415 - 20,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit