🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.5

Radius: 12.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.58 AU - 0.64 AU

Year: 318 Days

Day: 14.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,355,876 km

• M1: 151,692 km (0.08 R)
• M2: 577,597 km (0.078 R)
• M3: 1,432,400 km (0.083 R)
• M4: 2,141,942 km (0.114 R)
• M5: 3,268,115 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878

Radius: 10.3

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.17 AU - 1.21 AU

Year: 866 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,355,876 km

• M1: 128,804 km (0.053 R)
• M2: 605,423 km (0.037 R)
• M3: 944,860 km (0.119 R)
• M4: 1,686,118 km (0.118 R)
• M5: 2,356,017 km (0.073 R)
• M6: 3,347,701 km (0.102 R)
• M7: 3,668,439 km (0.094 R)
• M8: 4,920,872 km (0.095 R)
• M9: 5,376,547 km (0.119 R)
• M10: 6,572,134 km (0.076 R)
• M11: 7,734,808 km (0.105 R)
• M12: 9,424,516 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.4

Radius: 9.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.77 AU - 2.69 AU

Year: 2221 Days

Day: 9.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 127.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,355,876 km

• M1: 119,230 km (0.08 R)
• M2: 606,320 km (0.086 R)
• M3: 998,715 km (0.107 R)
• M4: 1,349,373 km (0.082 R)
• M5: 1,699,581 km (0.115 R)
• M6: 3,304,617 km (0.116 R)
• M7: 4,712,931 km (0.053 R)
• M8: 5,033,071 km (0.076 R)
• M9: 6,103,743 km (0.11 R)
• M10: 6,763,320 km (0.101 R)
• M11: 7,621,712 km (0.103 R)
• M12: 8,858,288 km (0.039 R)
• M13: 9,976,682 km (0.104 R)
• M14: 10,924,085 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.9

Radius: 12

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.22 AU - 2.4 AU

Year: 2341 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,355,876 km

• M1: 149,299 km (0.095 R)
• M2: 658,979 km (0.112 R)
• M3: 1,098,348 km (0.117 R)
• M4: 1,559,109 km (0.101 R)
• M5: 3,763,134 km (0.075 R)
• M6: 6,096,263 km (0.115 R)
• M7: 9,133,399 km (0.071 R)
• M8: 12,812,310 km (0.079 R)
• M9: 13,396,041 km (0.042 R)
• M10: 15,393,322 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 8.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.33 AU - 2.81 AU

Year: 2747 Days

Day: 10.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,355,876 km

• M1: 126,709 km (0.119 R)
• M2: 813,962 km (0.115 R)
• M3: 1,136,196 km (0.103 R)
• M4: 2,406,132 km (0.087 R)
• M5: 3,206,032 km (0.111 R)
• M6: 4,360,778 km (0.088 R)
• M7: 6,221,626 km (0.111 R)
• M8: 7,219,294 km (0.061 R)
• M9: 7,546,614 km (0.084 R)
• M10: 8,056,444 km (0.089 R)
• M11: 8,498,505 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.8

Radius: 10

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.08 AU - 4.38 AU

Year: 4804 Days

Day: 7.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,355,876 km

• M1: 134,488 km (0.083 R)
• M2: 518,656 km (0.07 R)
• M3: 981,960 km (0.091 R)
• M4: 1,310,178 km (0.073 R)
• M5: 1,959,283 km (0.079 R)
• M6: 2,357,812 km (0.104 R)
• M7: 3,319,876 km (0.089 R)
• M8: 4,007,278 km (0.109 R)
• M9: 4,680,917 km (0.078 R)
• M10: 5,398,987 km (0.114 R)
• M11: 6,000,221 km (0.114 R)
• M12: 6,381,845 km (0.098 R)
• M13: 6,779,776 km (0.091 R)
• M14: 9,230,637 km (0.031 R)
• M15: 11,239,438 km (0.116 R)
• M16: 12,019,142 km (0.106 R)
• M17: 15,325,703 km (0.089 R)
• M18: 17,155,435 km (0.087 R)
• M19: 17,796,312 km (0.114 R)
• M20: 18,254,531 km (0.03 R)
• M21: 21,025,083 km (0.101 R)
• M22: 22,739,026 km (0.051 R)
• M23: 23,278,625 km (0.099 R)
• M24: 23,905,889 km (0.114 R)
• M25: 24,949,035 km (0.077 R)
• M26: 30,717,679 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 10.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.28 AU - 6.22 AU

Year: 8022 Days

Day: 6.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,355,876 km

• M1: 125,662 km (0.101 R)
• M2: 485,295 km (0.066 R)
• M3: 853,905 km (0.087 R)
• M4: 1,226,852 km (0.113 R)
• M5: 1,734,737 km (0.069 R)
• M6: 2,103,645 km (0.108 R)
• M7: 3,518,542 km (0.104 R)
• M8: 5,833,120 km (0.081 R)
• M9: 6,768,855 km (0.114 R)
• M10: 9,015,366 km (0.033 R)
• M11: 9,793,275 km (0.062 R)
• M12: 11,909,786 km (0.066 R)
• M13: 15,544,565 km (0.093 R)
• M14: 20,336,933 km (0.025 R)
• M15: 28,115,424 km (0.106 R)
• M16: 29,066,717 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.8

Radius: 5.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.04 AU - 7.34 AU

Year: 10270 Days

Day: 21.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,355,876 km

• M1: 96,790 km (0.093 R)
• M2: 353,350 km (0.113 R)
• M3: 672,592 km (0.107 R)
• M4: 1,519,466 km (0.055 R)
• M5: 1,898,846 km (0.12 R)
• M6: 4,962,610 km (0.084 R)
• M7: 6,135,457 km (0.086 R)
• M8: 14,703,077 km (0.083 R)
• M9: 19,245,467 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.1

Radius: 5

Gravity: 36.16 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.36 AU - 7.26 AU

Year: 10570 Days

Day: 15.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,355,876 km

• M1: 62,233 km (0.083 R)
• M2: 293,810 km (0.111 R)
• M3: 491,579 km (0.057 R)
• M4: 674,686 km (0.086 R)
• M5: 863,629 km (0.083 R)
• M6: 1,364,033 km (0.076 R)
• M7: 1,578,108 km (0.092 R)
• M8: 2,020,618 km (0.079 R)
• M9: 2,261,321 km (0.103 R)
• M10: 2,778,032 km (0.1 R)
• M11: 3,028,908 km (0.054 R)
• M12: 3,985,437 km (0.12 R)
• M13: 4,275,208 km (0.118 R)
• M14: 4,578,892 km (0.116 R)
• M15: 5,506,099 km (0.101 R)
• M16: 7,080,617 km (0.078 R)
• M17: 9,328,175 km (0.109 R)
• M18: 10,805,305 km (0.038 R)
• M19: 13,430,747 km (0.096 R)
• M20: 15,306,106 km (0.04 R)
• M21: 16,016,098 km (0.109 R)
• M22: 18,120,640 km (0.06 R)
• M23: 19,484,524 km (0.095 R)
• M24: 21,261,897 km (0.119 R)
• M25: 21,436,627 km (0.062 R)
• M26: 23,052,583 km (0.036 R)
• M27: 23,237,037 km (0.063 R)
• M28: 24,079,124 km (0.065 R)
• M29: 24,651,635 km (0.063 R)
• M30: 26,122,631 km (0.05 R)
• M31: 29,130,894 km (0.082 R)
• M32: 31,561,261 km (0.079 R)
• M33: 32,825,662 km (0.058 R)
• M34: 33,647,703 km (0.119 R)
• M35: 36,445,033 km (0.105 R)
• M36: 42,913,795 km (0.063 R)
• M37: 49,799,037 km (0.103 R)
• M38: 50,727,591 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.3

Radius: 6.2

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.79 AU - 11.27 AU

Year: 18095 Days

Day: 24.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,355,876 km

• M1: 79,287 km (0.066 R)
• M2: 293,062 km (0.105 R)
• M3: 539,151 km (0.079 R)
• M4: 762,800 km (0.091 R)
• M5: 1,025,344 km (0.113 R)
• M6: 1,305,690 km (0.081 R)
• M7: 2,098,110 km (0.088 R)
• M8: 2,804,511 km (0.091 R)
• M9: 3,072,291 km (0.096 R)
• M10: 3,919,614 km (0.086 R)
• M11: 4,913,542 km (0.088 R)
• M12: 7,710,125 km (0.075 R)
• M13: 8,434,328 km (0.115 R)
• M14: 9,150,303 km (0.054 R)
• M15: 10,299,215 km (0.111 R)
• M16: 10,528,399 km (0.12 R)
• M17: 10,761,173 km (0.067 R)
• M18: 13,484,004 km (0.096 R)
• M19: 14,389,819 km (0.065 R)
• M20: 15,113,873 km (0.1 R)
• M21: 18,337,258 km (0.106 R)
• M22: 21,615,097 km (0.113 R)
• M23: 22,660,188 km (0.111 R)
• M24: 23,639,156 km (0.117 R)
• M25: 24,442,347 km (0.049 R)
• M26: 26,529,686 km (0.039 R)
• M27: 28,507,221 km (0.047 R)
• M28: 35,285,351 km (0.107 R)
• M29: 35,938,196 km (0.102 R)
• M30: 41,598,082 km (0.057 R)
• M31: 42,620,284 km (0.092 R)
• M32: 50,578,142 km (0.075 R)
• M33: 52,923,987 km (0.112 R)
• M34: 56,755,487 km (0.11 R)
• M35: 57,471,313 km (0.081 R)
• M36: 59,104,174 km (0.107 R)
• M37: 61,705,232 km (0.081 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 19,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit