🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.1

Radius: 14.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.18 AU - 1.94 AU

Year: 1370 Days

Day: 10.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,098,336 km

• M1: 183,257 km (0.086 R)
• M2: 647,310 km (0.1 R)
• M3: 1,211,743 km (0.116 R)
• M4: 2,805,110 km (0.115 R)
• M5: 3,634,929 km (0.103 R)
• M6: 4,357,038 km (0.04 R)
• M7: 5,208,100 km (0.104 R)
• M8: 6,628,382 km (0.108 R)
• M9: 7,687,386 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722

Radius: 10.8

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.43 AU - 1.77 AU

Year: 1423 Days

Day: 8.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,098,336 km

• M1: 134,339 km (0.104 R)
• M2: 493,224 km (0.081 R)
• M3: 873,652 km (0.097 R)
• M4: 1,373,907 km (0.113 R)
• M5: 2,149,422 km (0.057 R)
• M6: 3,165,491 km (0.1 R)
• M7: 3,849,153 km (0.057 R)
• M8: 4,272,066 km (0.105 R)
• M9: 4,844,129 km (0.06 R)
• M10: 5,488,447 km (0.106 R)
• M11: 6,002,615 km (0.102 R)
• M12: 6,573,181 km (0.114 R)
• M13: 6,973,355 km (0.106 R)
• M14: 8,045,822 km (0.087 R)
• M15: 9,040,947 km (0.096 R)
• M16: 9,473,884 km (0.11 R)
• M17: 10,050,733 km (0.032 R)
• M18: 10,481,874 km (0.096 R)
• M19: 11,099,115 km (0.115 R)
• M20: 12,864,070 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 9.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.16 AU - 2.2 AU

Year: 2263 Days

Day: 14.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,098,336 km

• M1: 243,097 km (0.064 R)
• M2: 654,939 km (0.079 R)
• M3: 1,811,032 km (0.028 R)
• M4: 2,196,695 km (0.115 R)
• M5: 3,165,341 km (0.112 R)
• M6: 4,231,675 km (0.109 R)
• M7: 4,700,215 km (0.107 R)
• M8: 5,120,286 km (0.047 R)
• M9: 8,361,175 km (0.12 R)
• M10: 8,889,405 km (0.103 R)
• M11: 11,546,412 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.6

Radius: 11.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.98 AU - 2.7 AU

Year: 2516 Days

Day: 10.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,098,336 km

• M1: 143,016 km (0.116 R)
• M2: 501,901 km (0.04 R)
• M3: 871,408 km (0.071 R)
• M4: 1,512,434 km (0.112 R)
• M5: 1,916,648 km (0.101 R)
• M6: 2,338,215 km (0.095 R)
• M7: 2,837,423 km (0.093 R)
• M8: 4,071,904 km (0.116 R)
• M9: 4,446,498 km (0.064 R)
• M10: 5,241,610 km (0.079 R)
• M11: 5,635,501 km (0.04 R)
• M12: 7,911,633 km (0.086 R)
• M13: 9,113,353 km (0.119 R)
• M14: 10,016,924 km (0.114 R)
• M15: 10,939,643 km (0.061 R)
• M16: 11,668,185 km (0.099 R)
• M17: 12,865,417 km (0.026 R)
• M18: 17,377,737 km (0.076 R)
• M19: 18,146,072 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.3

Radius: 12.2

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.26 AU - 4.06 AU

Year: 4922 Days

Day: 13.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 54.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,098,336 km

• M1: 152,141 km (0.11 R)
• M2: 805,435 km (0.104 R)
• M3: 1,708,408 km (0.076 R)
• M4: 2,175,003 km (0.037 R)
• M5: 2,594,775 km (0.058 R)
• M6: 3,879,671 km (0.109 R)
• M7: 4,588,316 km (0.08 R)
• M8: 5,099,791 km (0.084 R)
• M9: 6,810,443 km (0.041 R)
• M10: 7,417,960 km (0.049 R)
• M11: 10,366,384 km (0.095 R)
• M12: 11,210,715 km (0.117 R)
• M13: 11,976,357 km (0.06 R)
• M14: 12,435,473 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.6

Radius: 11.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.01 AU - 5.03 AU

Year: 7906 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,098,336 km

• M1: 148,102 km (0.093 R)
• M2: 518,805 km (0.109 R)
• M3: 1,004,101 km (0.081 R)
• M4: 1,995,037 km (0.067 R)
• M5: 2,635,765 km (0.064 R)
• M6: 3,339,772 km (0.07 R)
• M7: 4,877,938 km (0.105 R)
• M8: 5,472,440 km (0.096 R)
• M9: 6,114,813 km (0.03 R)
• M10: 7,035,887 km (0.027 R)
• M11: 9,061,293 km (0.072 R)
• M12: 11,719,796 km (0.062 R)
• M13: 12,330,604 km (0.059 R)
• M14: 13,676,686 km (0.086 R)
• M15: 15,053,585 km (0.057 R)
• M16: 17,502,951 km (0.093 R)
• M17: 18,301,654 km (0.042 R)
• M18: 20,128,394 km (0.091 R)
• M19: 22,409,761 km (0.114 R)
• M20: 23,438,396 km (0.105 R)
• M21: 24,858,529 km (0.108 R)
• M22: 36,445,632 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.9

Radius: 3.4

Gravity: 32.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.6 AU - 6.12 AU

Year: 9971 Days

Day: 20.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,098,336 km

• M1: 42,635 km (0.06 R)
• M2: 182,210 km (0.119 R)
• M3: 293,661 km (0.105 R)
• M4: 1,310,178 km (0.041 R)
• M5: 1,660,088 km (0.05 R)
• M6: 2,202,380 km (0.025 R)
• M7: 2,486,017 km (0.109 R)
• M8: 2,636,812 km (0.109 R)
• M9: 3,577,633 km (0.102 R)
• M10: 4,497,959 km (0.116 R)
• M11: 5,315,063 km (0.093 R)
• M12: 9,127,116 km (0.08 R)
• M13: 9,808,085 km (0.107 R)
• M14: 11,270,704 km (0.109 R)
• M15: 12,160,961 km (0.081 R)
• M16: 14,318,311 km (0.096 R)
• M17: 14,559,164 km (0.114 R)
• M18: 15,486,820 km (0.055 R)
• M19: 19,007,457 km (0.112 R)
• M20: 21,972,935 km (0.09 R)
• M21: 22,213,040 km (0.076 R)
• M22: 22,861,846 km (0.119 R)
• M23: 23,025,955 km (0.108 R)
• M24: 25,407,702 km (0.104 R)
• M25: 25,849,614 km (0.066 R)
• M26: 27,575,525 km (0.051 R)
• M27: 31,154,205 km (0.09 R)
• M28: 31,457,291 km (0.119 R)
• M29: 36,464,930 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 18,285 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit