🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.47 AU - 0.73 AU

Year: 310 Days

Day: 13.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,238,363 km

• M1: 99,483 km (0.1 R)
• M2: 484,548 km (0.072 R)
• M3: 928,704 km (0.102 R)
• M4: 1,275,920 km (0.114 R)
• M5: 1,850,226 km (0.119 R)
• M6: 2,122,644 km (0.039 R)
• M7: 2,475,994 km (0.101 R)
• M8: 2,757,986 km (0.085 R)
• M9: 3,025,617 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.1

Radius: 8.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.56 AU - 0.72 AU

Year: 341 Days

Day: 13.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,238,363 km

• M1: 108,159 km (0.078 R)
• M2: 453,431 km (0.074 R)
• M3: 917,185 km (0.098 R)
• M4: 1,236,127 km (0.115 R)
• M5: 1,950,906 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.9

Radius: 11.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.08 AU - 1.42 AU

Year: 932 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,238,363 km

• M1: 139,276 km (0.103 R)
• M2: 527,482 km (0.117 R)
• M3: 1,025,045 km (0.064 R)
• M4: 1,438,384 km (0.043 R)
• M5: 1,900,491 km (0.051 R)
• M6: 2,375,913 km (0.11 R)
• M7: 2,798,378 km (0.08 R)
• M8: 3,458,254 km (0.114 R)
• M9: 3,914,228 km (0.118 R)
• M10: 4,639,928 km (0.05 R)
• M11: 5,378,941 km (0.1 R)
• M12: 6,093,271 km (0.061 R)
• M13: 6,913,815 km (0.074 R)
• M14: 7,782,380 km (0.07 R)
• M15: 8,169,390 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.7

Radius: 14.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.54 AU - 1.56 AU

Year: 1287 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,238,363 km

• M1: 185,352 km (0.079 R)
• M2: 683,513 km (0.081 R)
• M3: 1,437,336 km (0.06 R)
• M4: 3,388,990 km (0.074 R)
• M5: 4,005,633 km (0.113 R)
• M6: 5,506,698 km (0.071 R)
• M7: 6,568,244 km (0.047 R)
• M8: 7,457,155 km (0.055 R)
• M9: 8,208,734 km (0.094 R)
• M10: 9,593,562 km (0.072 R)
• M11: 10,108,777 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.5

Radius: 14.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.33 AU - 5.01 AU

Year: 5679 Days

Day: 11.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,238,363 km

• M1: 176,675 km (0.108 R)
• M2: 1,108,969 km (0.105 R)
• M3: 2,287,651 km (0.055 R)
• M4: 3,126,296 km (0.072 R)
• M5: 3,618,174 km (0.073 R)
• M6: 4,063,377 km (0.102 R)
• M7: 4,787,281 km (0.099 R)
• M8: 6,527,553 km (0.116 R)
• M9: 7,338,075 km (0.1 R)
• M10: 8,136,030 km (0.101 R)
• M11: 8,740,704 km (0.095 R)
• M12: 9,288,981 km (0.087 R)
• M13: 11,317,528 km (0.03 R)
• M14: 12,331,352 km (0.039 R)
• M15: 13,404,867 km (0.095 R)
• M16: 14,307,690 km (0.095 R)
• M17: 15,615,026 km (0.115 R)
• M18: 21,345,671 km (0.096 R)
• M19: 25,435,228 km (0.103 R)
• M20: 28,070,395 km (0.119 R)
• M21: 30,020,104 km (0.103 R)
• M22: 33,878,083 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.2

Radius: 13.7

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.33 AU - 6.71 AU

Year: 8648 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,238,363 km

• M1: 170,542 km (0.102 R)
• M2: 648,507 km (0.082 R)
• M3: 1,116,748 km (0.068 R)
• M4: 2,131,919 km (0.042 R)
• M5: 3,141,555 km (0.092 R)
• M6: 3,694,469 km (0.097 R)
• M7: 4,204,448 km (0.11 R)
• M8: 5,855,410 km (0.036 R)
• M9: 6,588,440 km (0.095 R)
• M10: 7,226,026 km (0.084 R)
• M11: 10,100,699 km (0.085 R)
• M12: 10,644,786 km (0.085 R)
• M13: 11,208,620 km (0.034 R)
• M14: 11,846,356 km (0.064 R)
• M15: 12,791,067 km (0.086 R)
• M16: 17,568,924 km (0.102 R)
• M17: 18,503,312 km (0.087 R)
• M18: 19,395,065 km (0.095 R)
• M19: 20,549,811 km (0.066 R)
• M20: 22,492,040 km (0.085 R)
• M21: 24,731,221 km (0.106 R)
• M22: 25,268,277 km (0.111 R)
• M23: 28,754,656 km (0.093 R)
• M24: 30,255,272 km (0.075 R)
• M25: 30,767,046 km (0.072 R)
• M26: 41,620,970 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831

Radius: 7.9

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.53 AU - 6.93 AU

Year: 10370 Days

Day: 16.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,238,363 km

• M1: 98,286 km (0.104 R)
• M2: 685,757 km (0.118 R)
• M3: 985,551 km (0.088 R)
• M4: 1,283,101 km (0.104 R)
• M5: 2,598,665 km (0.104 R)
• M6: 3,369,094 km (0.097 R)
• M7: 3,674,872 km (0.067 R)
• M8: 4,283,585 km (0.06 R)
• M9: 4,735,969 km (0.112 R)
• M10: 6,750,903 km (0.117 R)
• M11: 7,448,628 km (0.084 R)
• M12: 8,238,654 km (0.06 R)
• M13: 8,560,439 km (0.038 R)
• M14: 9,034,963 km (0.077 R)
• M15: 9,830,226 km (0.073 R)
• M16: 10,088,132 km (0.091 R)
• M17: 10,456,891 km (0.069 R)
• M18: 14,060,405 km (0.113 R)
• M19: 15,471,262 km (0.064 R)
• M20: 17,048,173 km (0.094 R)
• M21: 18,260,215 km (0.11 R)
• M22: 21,453,681 km (0.03 R)
• M23: 27,165,328 km (0.072 R)
• M24: 29,026,774 km (0.102 R)
• M25: 29,344,969 km (0.095 R)
• M26: 31,415,104 km (0.119 R)
• M27: 31,975,647 km (0.052 R)
• M28: 36,455,954 km (0.059 R)
• M29: 38,461,463 km (0.112 R)
• M30: 38,974,135 km (0.107 R)
• M31: 39,361,593 km (0.041 R)
• M32: 42,010,672 km (0.11 R)
• M33: 42,554,461 km (0.062 R)
• M34: 44,494,446 km (0.111 R)
• M35: 45,772,311 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.5

Radius: 4.8

Gravity: 37.52 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.71 AU - 7.79 AU

Year: 10420 Days

Day: 15.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,238,363 km

• M1: 62,233 km (0.08 R)
• M2: 436,078 km (0.088 R)
• M3: 633,697 km (0.119 R)
• M4: 1,165,667 km (0.12 R)
• M5: 1,568,534 km (0.031 R)
• M6: 1,769,743 km (0.061 R)
• M7: 1,953,449 km (0.098 R)
• M8: 2,113,220 km (0.057 R)
• M9: 2,418,848 km (0.088 R)
• M10: 2,731,508 km (0.064 R)
• M11: 2,977,746 km (0.11 R)
• M12: 3,437,609 km (0.067 R)
• M13: 3,943,549 km (0.085 R)
• M14: 4,436,923 km (0.067 R)
• M15: 4,777,558 km (0.082 R)
• M16: 5,651,658 km (0.025 R)
• M17: 6,201,879 km (0.116 R)
• M18: 6,354,469 km (0.102 R)
• M19: 6,867,889 km (0.118 R)
• M20: 10,275,279 km (0.073 R)
• M21: 10,435,499 km (0.116 R)
• M22: 11,318,126 km (0.056 R)
• M23: 13,167,754 km (0.071 R)
• M24: 13,675,938 km (0.03 R)
• M25: 13,869,817 km (0.082 R)
• M26: 16,707,090 km (0.096 R)
• M27: 18,066,486 km (0.119 R)
• M28: 21,261,448 km (0.105 R)
• M29: 22,226,354 km (0.106 R)
• M30: 25,392,892 km (0.108 R)
• M31: 26,080,294 km (0.071 R)
• M32: 31,578,914 km (0.099 R)
• M33: 36,920,754 km (0.113 R)
• M34: 38,697,828 km (0.116 R)
• M35: 39,346,185 km (0.088 R)
• M36: 39,869,927 km (0.051 R)
• M37: 42,696,429 km (0.099 R)
• M38: 51,191,195 km (0.06 R)
• M39: 52,444,675 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 10,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit