🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.1

Radius: 12.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.67 AU - 5.09 AU

Year: 3472 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,840,715 km

• M1: 159,172 km (0.104 R)
• M2: 810,072 km (0.044 R)
• M3: 1,411,306 km (0.116 R)
• M4: 2,042,460 km (0.1 R)
• M5: 2,656,858 km (0.106 R)
• M6: 3,837,335 km (0.101 R)
• M7: 4,238,257 km (0.047 R)
• M8: 5,149,159 km (0.11 R)
• M9: 7,449,525 km (0.059 R)
• M10: 10,290,239 km (0.115 R)
• M11: 11,515,745 km (0.079 R)
• M12: 14,686,472 km (0.1 R)
• M13: 16,290,011 km (0.07 R)
• M14: 18,511,390 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.7

Radius: 11.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.79 AU - 5.39 AU

Year: 3724 Days

Day: 7.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,840,715 km

• M1: 141,819 km (0.064 R)
• M2: 510,129 km (0.032 R)
• M3: 1,042,847 km (0.082 R)
• M4: 1,656,796 km (0.108 R)
• M5: 2,560,068 km (0.063 R)
• M6: 3,174,168 km (0.093 R)
• M7: 4,363,770 km (0.088 R)
• M8: 4,882,575 km (0.104 R)
• M9: 5,594,960 km (0.093 R)
• M10: 6,098,507 km (0.086 R)
• M11: 6,517,231 km (0.113 R)
• M12: 7,044,863 km (0.034 R)
• M13: 7,474,957 km (0.061 R)
• M14: 8,731,429 km (0.036 R)
• M15: 9,594,609 km (0.111 R)
• M16: 11,365,249 km (0.057 R)
• M17: 12,526,877 km (0.103 R)
• M18: 13,577,503 km (0.1 R)
• M19: 14,052,177 km (0.111 R)
• M20: 15,338,569 km (0.08 R)
• M21: 17,747,992 km (0.062 R)
• M22: 19,131,324 km (0.057 R)
• M23: 20,523,182 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.4

Radius: 11.4

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 6.04 AU - 6.36 AU

Year: 5847 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,840,715 km

• M1: 142,417 km (0.057 R)
• M2: 512,074 km (0.112 R)
• M3: 1,402,480 km (0.112 R)
• M4: 2,029,894 km (0.088 R)
• M5: 2,484,372 km (0.067 R)
• M6: 2,911,474 km (0.082 R)
• M7: 3,408,587 km (0.103 R)
• M8: 4,346,716 km (0.062 R)
• M9: 5,053,566 km (0.109 R)
• M10: 5,566,088 km (0.105 R)
• M11: 6,629,430 km (0.118 R)
• M12: 7,174,564 km (0.087 R)
• M13: 7,823,370 km (0.092 R)
• M14: 8,788,875 km (0.12 R)
• M15: 9,321,593 km (0.117 R)
• M16: 10,138,696 km (0.104 R)
• M17: 11,621,959 km (0.057 R)
• M18: 13,782,153 km (0.033 R)
• M19: 15,246,566 km (0.082 R)
• M20: 15,836,431 km (0.08 R)
• M21: 25,942,066 km (0.078 R)
• M22: 26,698,283 km (0.109 R)
• M23: 27,904,042 km (0.105 R)
• M24: 28,608,947 km (0.026 R)
• M25: 31,359,154 km (0.118 R)
• M26: 31,929,571 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839

Radius: 14.2

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.32 AU - 8.28 AU

Year: 7470 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,840,715 km

• M1: 176,675 km (0.119 R)
• M2: 722,259 km (0.069 R)
• M3: 1,646,773 km (0.093 R)
• M4: 2,255,038 km (0.096 R)
• M5: 3,982,595 km (0.09 R)
• M6: 4,826,626 km (0.076 R)
• M7: 5,623,833 km (0.089 R)
• M8: 10,052,528 km (0.093 R)
• M9: 11,095,674 km (0.067 R)
• M10: 11,670,279 km (0.111 R)
• M11: 13,455,580 km (0.061 R)
• M12: 14,230,797 km (0.064 R)
• M13: 15,225,323 km (0.085 R)
• M14: 16,001,287 km (0.091 R)
• M15: 17,214,676 km (0.116 R)
• M16: 19,446,975 km (0.09 R)
• M17: 22,854,366 km (0.085 R)
• M18: 25,186,597 km (0.068 R)
• M19: 25,907,060 km (0.118 R)
• M20: 27,389,425 km (0.086 R)
• M21: 29,321,033 km (0.117 R)
• M22: 31,238,728 km (0.084 R)
• M23: 32,386,443 km (0.077 R)
• M24: 34,766,096 km (0.118 R)
• M25: 36,683,193 km (0.09 R)
• M26: 37,843,175 km (0.108 R)
• M27: 39,027,691 km (0.098 R)
• M28: 39,992,896 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.1

Radius: 13

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.11 AU - 10.87 AU

Year: 10209 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,840,715 km

• M1: 168,447 km (0.115 R)
• M2: 592,258 km (0.078 R)
• M3: 1,110,315 km (0.117 R)
• M4: 2,287,950 km (0.105 R)
• M5: 4,570,664 km (0.098 R)
• M6: 5,155,442 km (0.087 R)
• M7: 6,251,695 km (0.103 R)
• M8: 7,110,985 km (0.09 R)
• M9: 8,429,242 km (0.097 R)
• M10: 10,343,047 km (0.111 R)
• M11: 11,689,727 km (0.073 R)
• M12: 12,941,712 km (0.105 R)
• M13: 17,614,401 km (0.117 R)
• M14: 25,041,786 km (0.077 R)
• M15: 27,544,708 km (0.098 R)
• M16: 28,502,882 km (0.067 R)
• M17: 29,124,013 km (0.104 R)

Asteroid Belt

Center: 9.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.6

Radius: 12.9

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.57 AU - 10.57 AU

Year: 12103 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,840,715 km

• M1: 160,369 km (0.076 R)
• M2: 736,470 km (0.096 R)
• M3: 1,473,389 km (0.11 R)
• M4: 1,996,533 km (0.089 R)
• M5: 2,664,488 km (0.116 R)
• M6: 6,846,047 km (0.057 R)
• M7: 10,273,185 km (0.106 R)
• M8: 10,720,183 km (0.094 R)
• M9: 11,533,547 km (0.104 R)
• M10: 12,016,599 km (0.113 R)
• M11: 12,702,804 km (0.096 R)
• M12: 16,082,220 km (0.119 R)
• M13: 17,461,512 km (0.105 R)
• M14: 18,423,875 km (0.109 R)
• M15: 20,192,870 km (0.097 R)
• M16: 20,630,294 km (0.113 R)
• M17: 24,558,136 km (0.065 R)
• M18: 28,191,569 km (0.103 R)
• M19: 30,650,360 km (0.12 R)
• M20: 37,024,575 km (0.087 R)
• M21: 38,344,178 km (0.114 R)
• M22: 38,880,786 km (0.114 R)
• M23: 41,638,922 km (0.075 R)
• M24: 43,354,959 km (0.05 R)
• M25: 45,416,268 km (0.115 R)
• M26: 51,827,734 km (0.092 R)
• M27: 52,319,163 km (0.115 R)
• M28: 58,640,121 km (0.077 R)
• M29: 59,890,760 km (0.095 R)
• M30: 60,613,317 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.6

Radius: 9.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 9.01 AU - 13.15 AU

Year: 13969 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,840,715 km

• M1: 114,442 km (0.033 R)
• M2: 502,649 km (0.092 R)
• M3: 847,322 km (0.114 R)
• M4: 1,203,365 km (0.084 R)
• M5: 1,689,409 km (0.092 R)
• M6: 2,047,845 km (0.103 R)
• M7: 2,456,995 km (0.066 R)
• M8: 2,853,579 km (0.102 R)
• M9: 4,248,430 km (0.106 R)
• M10: 4,666,556 km (0.103 R)
• M11: 7,266,417 km (0.081 R)
• M12: 10,759,079 km (0.082 R)
• M13: 11,367,793 km (0.096 R)
• M14: 11,882,708 km (0.058 R)
• M15: 12,897,730 km (0.104 R)
• M16: 13,776,169 km (0.069 R)
• M17: 14,164,525 km (0.091 R)
• M18: 15,167,728 km (0.094 R)
• M19: 18,775,730 km (0.099 R)
• M20: 19,253,396 km (0.091 R)
• M21: 22,918,394 km (0.113 R)
• M22: 28,355,080 km (0.099 R)
• M23: 29,622,622 km (0.109 R)
• M24: 30,707,357 km (0.113 R)
• M25: 31,482,273 km (0.08 R)
• M26: 31,930,918 km (0.088 R)
• M27: 35,071,575 km (0.086 R)
• M28: 35,675,053 km (0.105 R)
• M29: 37,151,434 km (0.096 R)
• M30: 42,095,046 km (0.098 R)
• M31: 43,051,275 km (0.111 R)
• M32: 44,021,717 km (0.074 R)
• M33: 48,198,489 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.8

Radius: 9.1

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.95 AU - 11.61 AU

Year: 14349 Days

Day: 12.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 68.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,840,715 km

• M1: 113,246 km (0.117 R)
• M2: 479,611 km (0.064 R)
• M3: 1,075,908 km (0.097 R)
• M4: 1,447,659 km (0.12 R)
• M5: 2,176,200 km (0.03 R)
• M6: 2,529,102 km (0.06 R)
• M7: 2,879,310 km (0.106 R)
• M8: 3,351,291 km (0.084 R)
• M9: 4,395,784 km (0.107 R)
• M10: 4,817,201 km (0.11 R)
• M11: 5,906,124 km (0.08 R)
• M12: 7,038,131 km (0.113 R)
• M13: 8,266,928 km (0.064 R)
• M14: 13,963,316 km (0.098 R)
• M15: 19,814,537 km (0.115 R)
• M16: 22,242,062 km (0.096 R)
• M17: 25,213,375 km (0.082 R)
• M18: 26,472,690 km (0.092 R)
• M19: 27,025,005 km (0.09 R)
• M20: 27,679,047 km (0.117 R)
• M21: 31,827,246 km (0.071 R)
• M22: 33,510,821 km (0.075 R)
• M23: 34,265,691 km (0.108 R)
• M24: 38,094,649 km (0.096 R)
• M25: 39,272,882 km (0.061 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit