🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.8

Radius: 10

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.5 AU - 0.58 AU

Year: 274 Days

Day: 7.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,942,008 km

• M1: 124,316 km (0.088 R)
• M2: 522,396 km (0.1 R)
• M3: 1,056,610 km (0.119 R)
• M4: 1,461,721 km (0.087 R)
• M5: 1,924,577 km (0.117 R)
• M6: 2,257,881 km (0.066 R)
• M7: 2,782,221 km (0.117 R)
• M8: 3,243,731 km (0.106 R)
• M9: 3,579,279 km (0.043 R)
• M10: 3,950,431 km (0.03 R)
• M11: 4,728,489 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.8

Radius: 12.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.46 AU - 1.74 AU

Year: 1397 Days

Day: 5.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,942,008 km

• M1: 154,684 km (0.061 R)
• M2: 571,464 km (0.044 R)
• M3: 963,261 km (0.068 R)
• M4: 1,462,918 km (0.104 R)
• M5: 2,232,449 km (0.095 R)
• M6: 2,629,183 km (0.086 R)
• M7: 3,032,349 km (0.09 R)
• M8: 3,965,241 km (0.096 R)
• M9: 4,535,059 km (0.05 R)
• M10: 5,061,046 km (0.094 R)
• M11: 6,079,807 km (0.116 R)
• M12: 6,533,089 km (0.036 R)
• M13: 6,936,105 km (0.109 R)
• M14: 7,482,287 km (0.102 R)
• M15: 8,273,361 km (0.104 R)
• M16: 8,745,940 km (0.117 R)
• M17: 9,414,044 km (0.093 R)
• M18: 10,431,759 km (0.115 R)
• M19: 10,852,278 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.2

Radius: 10

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.82 AU - 2.12 AU

Year: 1909 Days

Day: 5.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,942,008 km

• M1: 124,316 km (0.043 R)
• M2: 761,154 km (0.102 R)
• M3: 1,187,807 km (0.104 R)
• M4: 1,624,184 km (0.11 R)
• M5: 2,017,178 km (0.067 R)
• M6: 2,645,040 km (0.099 R)
• M7: 3,816,990 km (0.103 R)
• M8: 4,326,520 km (0.103 R)
• M9: 4,901,425 km (0.104 R)
• M10: 5,239,965 km (0.104 R)
• M11: 5,823,696 km (0.115 R)
• M12: 6,425,229 km (0.098 R)
• M13: 7,228,120 km (0.12 R)
• M14: 8,301,934 km (0.078 R)
• M15: 8,815,503 km (0.06 R)
• M16: 9,446,507 km (0.089 R)
• M17: 10,073,621 km (0.113 R)
• M18: 11,447,827 km (0.082 R)
• M19: 12,199,108 km (0.051 R)
• M20: 13,387,364 km (0.116 R)
• M21: 14,136,251 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.3

Radius: 12.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.66 AU - 2.7 AU

Year: 2222 Days

Day: 6.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,942,008 km

• M1: 157,227 km (0.105 R)
• M2: 769,980 km (0.117 R)
• M3: 1,254,229 km (0.058 R)
• M4: 1,660,985 km (0.096 R)
• M5: 2,388,779 km (0.048 R)
• M6: 3,204,087 km (0.085 R)
• M7: 3,632,236 km (0.076 R)
• M8: 4,336,842 km (0.035 R)
• M9: 4,754,520 km (0.089 R)
• M10: 5,153,497 km (0.08 R)
• M11: 5,968,805 km (0.088 R)
• M12: 6,460,833 km (0.112 R)
• M13: 7,007,912 km (0.088 R)
• M14: 7,917,019 km (0.091 R)
• M15: 8,969,589 km (0.1 R)
• M16: 9,477,923 km (0.094 R)
• M17: 12,028,118 km (0.098 R)
• M18: 13,374,050 km (0.088 R)
• M19: 14,493,491 km (0.088 R)
• M20: 15,674,566 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.4

Radius: 14

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.09 AU - 3.15 AU

Year: 3804 Days

Day: 12.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 67 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,942,008 km

• M1: 174,581 km (0.117 R)
• M2: 822,639 km (0.069 R)
• M3: 1,711,250 km (0.07 R)
• M4: 2,427,225 km (0.078 R)
• M5: 3,791,408 km (0.086 R)
• M6: 4,352,849 km (0.09 R)
• M7: 4,827,523 km (0.09 R)
• M8: 5,514,626 km (0.049 R)
• M9: 6,099,704 km (0.096 R)
• M10: 8,344,120 km (0.103 R)
• M11: 8,937,426 km (0.112 R)
• M12: 11,428,081 km (0.105 R)
• M13: 13,435,983 km (0.12 R)
• M14: 14,598,359 km (0.093 R)
• M15: 15,879,515 km (0.104 R)
• M16: 16,574,546 km (0.07 R)
• M17: 17,740,363 km (0.113 R)
• M18: 18,198,581 km (0.117 R)
• M19: 19,079,114 km (0.076 R)
• M20: 20,172,974 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.2

Radius: 4

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.08 AU - 6.76 AU

Year: 11228 Days

Day: 17.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,942,008 km

• M1: 49,816 km (0.079 R)
• M2: 191,635 km (0.102 R)
• M3: 386,112 km (0.065 R)
• M4: 597,643 km (0.112 R)
• M5: 738,265 km (0.093 R)
• M6: 1,046,587 km (0.035 R)
• M7: 2,585,949 km (0.057 R)
• M8: 2,761,128 km (0.095 R)
• M9: 3,495,055 km (0.079 R)
• M10: 3,758,048 km (0.118 R)
• M11: 4,034,206 km (0.091 R)
• M12: 6,643,043 km (0.03 R)
• M13: 7,046,509 km (0.037 R)
• M14: 8,024,280 km (0.093 R)
• M15: 8,313,453 km (0.061 R)
• M16: 8,868,910 km (0.1 R)
• M17: 10,292,782 km (0.09 R)
• M18: 10,486,960 km (0.051 R)
• M19: 12,787,177 km (0.068 R)
• M20: 13,410,701 km (0.111 R)
• M21: 13,584,235 km (0.048 R)
• M22: 15,026,807 km (0.11 R)
• M23: 16,502,141 km (0.083 R)
• M24: 17,308,922 km (0.118 R)
• M25: 17,514,620 km (0.12 R)
• M26: 17,652,698 km (0.105 R)
• M27: 18,353,864 km (0.045 R)
• M28: 18,567,938 km (0.074 R)
• M29: 24,300,977 km (0.076 R)
• M30: 24,559,034 km (0.081 R)
• M31: 25,168,047 km (0.107 R)
• M32: 27,147,825 km (0.051 R)
• M33: 27,611,877 km (0.038 R)
• M34: 29,912,992 km (0.042 R)
• M35: 30,807,737 km (0.116 R)
• M36: 33,492,869 km (0.112 R)
• M37: 34,565,934 km (0.084 R)
• M38: 36,329,992 km (0.077 R)
• M39: 38,618,242 km (0.069 R)
• M40: 39,087,231 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.3

Radius: 5.4

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.05 AU - 8.03 AU

Year: 12893 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,942,008 km

• M1: 70,610 km (0.118 R)
• M2: 265,835 km (0.057 R)
• M3: 1,600,398 km (0.068 R)
• M4: 2,027,500 km (0.096 R)
• M5: 2,644,442 km (0.116 R)
• M6: 3,240,439 km (0.111 R)
• M7: 7,615,878 km (0.076 R)
• M8: 11,889,291 km (0.12 R)
• M9: 15,356,371 km (0.086 R)
• M10: 22,986,610 km (0.097 R)
• M11: 28,677,912 km (0.099 R)
• M12: 29,173,978 km (0.101 R)
• M13: 32,378,514 km (0.062 R)
• M14: 43,515,178 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.2

Radius: 4.8

Gravity: 29.44 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.82 AU - 11.82 AU

Year: 21241 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,942,008 km

• M1: 60,886 km (0.119 R)
• M2: 489,783 km (0.093 R)
• M3: 946,356 km (0.12 R)
• M4: 2,168,272 km (0.078 R)
• M5: 2,868,838 km (0.106 R)
• M6: 5,222,611 km (0.116 R)
• M7: 5,536,168 km (0.049 R)
• M8: 8,197,365 km (0.043 R)
• M9: 9,919,984 km (0.074 R)
• M10: 13,112,253 km (0.09 R)
• M11: 18,768,698 km (0.094 R)
• M12: 20,067,058 km (0.117 R)
• M13: 30,120,035 km (0.107 R)
• M14: 32,545,914 km (0.104 R)
• M15: 41,825,919 km (0.067 R)
• M16: 43,871,969 km (0.117 R)
• M17: 49,363,258 km (0.12 R)
• M18: 50,760,203 km (0.108 R)
• M19: 64,745,210 km (0.04 R)
• M20: 64,952,852 km (0.117 R)
• M21: 73,849,438 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 17,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit