🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.1

Radius: 11.8

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.77 AU - 0.93 AU

Year: 514 Days

Day: 10.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,561,390 km

• M1: 147,204 km (0.094 R)
• M2: 554,709 km (0.073 R)
• M3: 1,123,330 km (0.111 R)
• M4: 1,530,835 km (0.103 R)
• M5: 2,592,980 km (0.066 R)
• M6: 3,052,694 km (0.116 R)
• M7: 3,686,989 km (0.118 R)
• M8: 4,376,785 km (0.115 R)
• M9: 4,785,486 km (0.118 R)
• M10: 5,305,937 km (0.082 R)
• M11: 5,716,434 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.4

Radius: 9.3

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.54 AU - 2.1 AU

Year: 1611 Days

Day: 14.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,561,390 km

• M1: 115,639 km (0.09 R)
• M2: 986,448 km (0.038 R)
• M3: 1,333,515 km (0.071 R)
• M4: 1,954,945 km (0.086 R)
• M5: 2,360,804 km (0.109 R)
• M6: 3,372,235 km (0.113 R)
• M7: 3,878,325 km (0.092 R)
• M8: 4,612,850 km (0.079 R)
• M9: 5,197,928 km (0.103 R)
• M10: 5,981,820 km (0.084 R)
• M11: 6,795,034 km (0.095 R)
• M12: 9,005,941 km (0.037 R)
• M13: 9,323,388 km (0.109 R)
• M14: 10,829,539 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891

Radius: 9.6

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.17 AU - 2.73 AU

Year: 2516 Days

Day: 13.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,561,390 km

• M1: 127,158 km (0.028 R)
• M2: 625,020 km (0.066 R)
• M3: 941,419 km (0.091 R)
• M4: 1,387,371 km (0.064 R)
• M5: 1,825,842 km (0.109 R)
• M6: 2,244,417 km (0.07 R)
• M7: 2,618,711 km (0.095 R)
• M8: 3,644,503 km (0.026 R)
• M9: 4,122,768 km (0.118 R)
• M10: 4,642,471 km (0.083 R)
• M11: 5,012,725 km (0.059 R)
• M12: 5,631,013 km (0.081 R)
• M13: 7,665,694 km (0.113 R)
• M14: 8,554,605 km (0.107 R)
• M15: 9,041,845 km (0.082 R)
• M16: 9,621,088 km (0.107 R)
• M17: 10,263,611 km (0.092 R)
• M18: 10,934,408 km (0.099 R)
• M19: 11,383,949 km (0.072 R)
• M20: 11,845,608 km (0.1 R)
• M21: 13,913,200 km (0.117 R)
• M22: 16,315,892 km (0.061 R)
• M23: 16,687,942 km (0.111 R)
• M24: 20,357,727 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.8

Radius: 7.2

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.34 AU - 8.02 AU

Year: 11326 Days

Day: 17.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,561,390 km

• M1: 89,759 km (0.071 R)
• M2: 539,450 km (0.087 R)
• M3: 910,901 km (0.116 R)
• M4: 1,445,415 km (0.117 R)
• M5: 1,768,546 km (0.099 R)
• M6: 2,139,250 km (0.117 R)
• M7: 2,414,510 km (0.11 R)
• M8: 2,974,155 km (0.118 R)
• M9: 3,363,110 km (0.092 R)
• M10: 4,736,269 km (0.092 R)
• M11: 5,086,178 km (0.102 R)
• M12: 6,137,701 km (0.103 R)
• M13: 6,483,273 km (0.09 R)
• M14: 9,411,950 km (0.111 R)
• M15: 10,107,281 km (0.11 R)
• M16: 10,540,816 km (0.117 R)
• M17: 12,784,634 km (0.116 R)
• M18: 13,348,768 km (0.04 R)
• M19: 14,047,390 km (0.106 R)
• M20: 15,016,634 km (0.105 R)
• M21: 15,454,507 km (0.116 R)
• M22: 16,685,698 km (0.103 R)
• M23: 18,474,739 km (0.1 R)
• M24: 20,311,950 km (0.091 R)
• M25: 24,259,987 km (0.065 R)
• M26: 25,124,214 km (0.085 R)
• M27: 25,563,883 km (0.05 R)
• M28: 32,374,176 km (0.071 R)
• M29: 32,685,938 km (0.079 R)
• M30: 33,953,032 km (0.107 R)
• M31: 38,879,589 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.8

Radius: 5.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.4 AU - 8.16 AU

Year: 12886 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,561,390 km

• M1: 68,067 km (0.099 R)
• M2: 278,701 km (0.119 R)
• M3: 1,026,391 km (0.082 R)
• M4: 1,370,765 km (0.041 R)
• M5: 1,818,512 km (0.066 R)
• M6: 2,340,907 km (0.052 R)
• M7: 2,579,815 km (0.1 R)
• M8: 3,193,615 km (0.105 R)
• M9: 3,629,693 km (0.072 R)
• M10: 3,874,734 km (0.091 R)
• M11: 4,183,355 km (0.085 R)
• M12: 5,456,882 km (0.088 R)
• M13: 6,969,316 km (0.03 R)
• M14: 10,012,885 km (0.109 R)
• M15: 12,805,428 km (0.094 R)
• M16: 16,805,825 km (0.034 R)
• M17: 18,759,573 km (0.044 R)
• M18: 19,270,599 km (0.116 R)
• M19: 20,627,452 km (0.115 R)
• M20: 22,289,484 km (0.075 R)
• M21: 22,697,887 km (0.083 R)
• M22: 27,061,507 km (0.092 R)
• M23: 27,339,759 km (0.092 R)
• M24: 29,341,528 km (0.042 R)
• M25: 29,733,624 km (0.088 R)
• M26: 34,823,841 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.9

Radius: 7

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.84 AU - 9.34 AU

Year: 15095 Days

Day: 24.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,561,390 km

• M1: 123,119 km (0.107 R)
• M2: 440,566 km (0.079 R)
• M3: 786,436 km (0.109 R)
• M4: 1,793,678 km (0.112 R)
• M5: 2,984,328 km (0.1 R)
• M6: 3,249,864 km (0.036 R)
• M7: 4,566,774 km (0.071 R)
• M8: 5,086,926 km (0.064 R)
• M9: 6,560,016 km (0.111 R)
• M10: 7,437,707 km (0.098 R)
• M11: 7,882,162 km (0.119 R)
• M12: 8,111,047 km (0.056 R)
• M13: 8,775,411 km (0.114 R)
• M14: 9,682,124 km (0.111 R)
• M15: 10,320,458 km (0.061 R)
• M16: 10,539,320 km (0.086 R)
• M17: 16,999,404 km (0.056 R)
• M18: 24,408,538 km (0.115 R)
• M19: 27,743,673 km (0.106 R)
• M20: 30,576,309 km (0.105 R)
• M21: 32,412,174 km (0.101 R)
• M22: 37,449,284 km (0.112 R)
• M23: 41,449,232 km (0.081 R)
• M24: 44,268,404 km (0.078 R)
• M25: 46,167,997 km (0.1 R)
• M26: 50,599,834 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.5

Radius: 7.1

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.35 AU - 10.31 AU

Year: 18695 Days

Day: 20.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,561,390 km

• M1: 89,759 km (0.059 R)
• M2: 404,363 km (0.101 R)
• M3: 729,888 km (0.09 R)
• M4: 2,115,314 km (0.09 R)
• M5: 2,462,680 km (0.11 R)
• M6: 2,800,323 km (0.107 R)
• M7: 3,219,945 km (0.088 R)
• M8: 3,568,657 km (0.06 R)
• M9: 3,883,112 km (0.115 R)
• M10: 4,373,494 km (0.113 R)
• M11: 4,767,834 km (0.027 R)
• M12: 5,477,526 km (0.118 R)
• M13: 9,401,029 km (0.051 R)
• M14: 10,628,779 km (0.114 R)
• M15: 11,772,156 km (0.085 R)
• M16: 12,405,852 km (0.101 R)
• M17: 12,862,874 km (0.116 R)
• M18: 13,949,553 km (0.09 R)
• M19: 16,852,499 km (0.093 R)
• M20: 18,151,906 km (0.109 R)
• M21: 21,878,539 km (0.068 R)
• M22: 24,424,246 km (0.054 R)
• M23: 25,663,216 km (0.117 R)
• M24: 25,979,465 km (0.071 R)
• M25: 29,400,470 km (0.108 R)
• M26: 31,039,314 km (0.085 R)
• M27: 32,861,865 km (0.089 R)
• M28: 33,484,940 km (0.092 R)
• M29: 34,498,167 km (0.108 R)
• M30: 36,718,947 km (0.095 R)
• M31: 40,155,210 km (0.118 R)
• M32: 43,202,519 km (0.04 R)
• M33: 43,650,116 km (0.113 R)
• M34: 49,264,374 km (0.071 R)
• M35: 51,237,869 km (0.094 R)
• M36: 57,114,373 km (0.113 R)
• M37: 62,089,100 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 11,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit