🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 11.1

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.79 AU - 0.97 AU

Year: 525 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,106,961 km

• M1: 138,228 km (0.06 R)
• M2: 483,351 km (0.119 R)
• M3: 1,015,919 km (0.12 R)
• M4: 1,365,978 km (0.101 R)
• M5: 2,453,405 km (0.059 R)
• M6: 3,761,489 km (0.072 R)
• M7: 4,592,505 km (0.052 R)
• M8: 6,178,990 km (0.106 R)
• M9: 6,760,627 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 12

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.89 AU - 1.17 AU

Year: 665 Days

Day: 7.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,106,961 km

• M1: 149,897 km (0.078 R)
• M2: 639,531 km (0.087 R)
• M3: 1,108,221 km (0.062 R)
• M4: 1,558,511 km (0.104 R)
• M5: 2,273,738 km (0.07 R)
• M6: 2,696,801 km (0.1 R)
• M7: 3,271,855 km (0.116 R)
• M8: 3,927,393 km (0.095 R)
• M9: 5,048,180 km (0.045 R)
• M10: 6,431,063 km (0.076 R)
• M11: 7,221,388 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.6

Radius: 8.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.85 AU - 1.21 AU

Year: 665 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,106,961 km

• M1: 111,002 km (0.03 R)
• M2: 398,828 km (0.045 R)
• M3: 705,354 km (0.089 R)
• M4: 1,314,965 km (0.119 R)
• M5: 1,710,053 km (0.102 R)
• M6: 2,267,455 km (0.081 R)
• M7: 2,800,622 km (0.099 R)
• M8: 3,403,800 km (0.106 R)
• M9: 4,260,099 km (0.112 R)
• M10: 4,753,024 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.8

Radius: 13.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.08 AU - 3.4 AU

Year: 2884 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,106,961 km

• M1: 165,455 km (0.052 R)
• M2: 659,128 km (0.057 R)
• M3: 1,224,758 km (0.102 R)
• M4: 1,657,544 km (0.027 R)
• M5: 2,268,203 km (0.111 R)
• M6: 2,995,847 km (0.082 R)
• M7: 3,802,628 km (0.034 R)
• M8: 5,313,268 km (0.065 R)
• M9: 6,267,253 km (0.085 R)
• M10: 7,028,108 km (0.082 R)
• M11: 7,559,330 km (0.061 R)
• M12: 9,889,167 km (0.092 R)
• M13: 10,485,913 km (0.112 R)
• M14: 11,069,195 km (0.063 R)
• M15: 12,541,837 km (0.11 R)
• M16: 13,665,017 km (0.09 R)
• M17: 15,825,959 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.6

Radius: 11.3

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.06 AU - 6.88 AU

Year: 9275 Days

Day: 11.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,106,961 km

• M1: 141,520 km (0.072 R)
• M2: 516,861 km (0.074 R)
• M3: 998,865 km (0.103 R)
• M4: 1,384,977 km (0.115 R)
• M5: 2,210,907 km (0.092 R)
• M6: 3,244,479 km (0.061 R)
• M7: 4,340,433 km (0.092 R)
• M8: 4,695,279 km (0.062 R)
• M9: 7,087,798 km (0.116 R)
• M10: 7,497,995 km (0.056 R)
• M11: 7,923,900 km (0.12 R)
• M12: 9,203,560 km (0.116 R)
• M13: 9,642,780 km (0.044 R)
• M14: 12,938,570 km (0.104 R)
• M15: 14,186,366 km (0.103 R)
• M16: 19,030,794 km (0.104 R)
• M17: 19,745,124 km (0.086 R)
• M18: 20,808,166 km (0.043 R)
• M19: 22,430,106 km (0.078 R)
• M20: 25,066,021 km (0.113 R)
• M21: 28,003,225 km (0.073 R)
• M22: 29,660,022 km (0.085 R)
• M23: 30,190,945 km (0.091 R)
• M24: 30,944,918 km (0.061 R)
• M25: 33,168,092 km (0.101 R)
• M26: 39,061,799 km (0.119 R)
• M27: 39,699,834 km (0.101 R)
• M28: 48,639,055 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.9

Radius: 4.6

Gravity: 42.62 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.02 AU - 7.22 AU

Year: 10830 Days

Day: 21 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 32,106,961 km

• M1: 57,595 km (0.032 R)
• M2: 793,916 km (0.094 R)
• M3: 1,324,988 km (0.055 R)
• M4: 1,837,062 km (0.079 R)
• M5: 2,554,384 km (0.116 R)
• M6: 2,975,801 km (0.067 R)
• M7: 3,315,089 km (0.104 R)
• M8: 3,843,917 km (0.097 R)
• M9: 4,099,430 km (0.094 R)
• M10: 4,739,709 km (0.114 R)
• M11: 5,067,029 km (0.093 R)
• M12: 6,026,251 km (0.111 R)
• M13: 6,216,390 km (0.078 R)
• M14: 6,410,418 km (0.088 R)
• M15: 7,142,850 km (0.102 R)
• M16: 8,020,241 km (0.057 R)
• M17: 8,204,097 km (0.08 R)
• M18: 9,016,563 km (0.107 R)
• M19: 9,265,494 km (0.098 R)
• M20: 9,621,537 km (0.09 R)
• M21: 10,199,433 km (0.089 R)
• M22: 10,578,963 km (0.101 R)
• M23: 11,194,558 km (0.091 R)
• M24: 13,311,667 km (0.106 R)
• M25: 14,565,896 km (0.12 R)
• M26: 17,078,691 km (0.116 R)
• M27: 17,768,786 km (0.088 R)
• M28: 20,543,378 km (0.098 R)
• M29: 20,887,752 km (0.119 R)
• M30: 22,123,132 km (0.057 R)
• M31: 23,034,781 km (0.111 R)
• M32: 23,220,133 km (0.106 R)
• M33: 24,066,258 km (0.046 R)
• M34: 24,545,121 km (0.111 R)
• M35: 27,971,511 km (0.079 R)
• M36: 30,128,862 km (0.069 R)
• M37: 31,022,110 km (0.115 R)
• M38: 33,331,902 km (0.091 R)
• M39: 34,893,404 km (0.094 R)
• M40: 36,252,052 km (0.086 R)
• M41: 40,002,471 km (0.076 R)
• M42: 43,014,175 km (0.081 R)
• M43: 43,295,269 km (0.075 R)
• M44: 44,575,229 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.7

Radius: 7.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.66 AU - 10.34 AU

Year: 18617 Days

Day: 19.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,106,961 km

• M1: 98,735 km (0.077 R)
• M2: 479,012 km (0.108 R)
• M3: 866,920 km (0.108 R)
• M4: 1,756,279 km (0.113 R)
• M5: 2,266,857 km (0.072 R)
• M6: 2,805,409 km (0.108 R)
• M7: 4,494,518 km (0.12 R)
• M8: 7,270,157 km (0.101 R)
• M9: 8,019,343 km (0.1 R)
• M10: 9,363,780 km (0.036 R)
• M11: 10,089,479 km (0.117 R)
• M12: 10,685,626 km (0.095 R)
• M13: 17,687,555 km (0.099 R)
• M14: 18,875,811 km (0.044 R)
• M15: 20,627,302 km (0.065 R)
• M16: 24,258,641 km (0.04 R)
• M17: 30,137,837 km (0.104 R)
• M18: 34,787,638 km (0.086 R)
• M19: 35,523,959 km (0.045 R)
• M20: 37,538,294 km (0.108 R)
• M21: 42,485,795 km (0.086 R)
• M22: 51,246,097 km (0.111 R)
• M23: 54,633,442 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.2

Radius: 4.1

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.75 AU - 11.49 AU

Year: 18971 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,106,961 km

• M1: 51,611 km (0.092 R)
• M2: 267,481 km (0.112 R)
• M3: 754,721 km (0.105 R)
• M4: 2,309,193 km (0.091 R)
• M5: 2,726,122 km (0.079 R)
• M6: 3,232,660 km (0.064 R)
• M7: 3,421,752 km (0.046 R)
• M8: 3,822,375 km (0.092 R)
• M9: 4,932,242 km (0.119 R)
• M10: 7,839,676 km (0.116 R)
• M11: 8,493,718 km (0.037 R)
• M12: 15,030,397 km (0.115 R)
• M13: 17,023,789 km (0.075 R)
• M14: 19,946,482 km (0.116 R)
• M15: 31,819,318 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 12,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit