🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.6

Radius: 14.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.66 AU - 1 AU

Year: 504 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 20,946,825 km

• M1: 190,438 km (0.091 R)
• M2: 303,983 km (0.094 R)
• M3: 396,883 km (0.067 R)
• M4: 501,901 km (0.078 R)
• M5: 599,439 km (0.1 R)
• M6: 692,040 km (0.107 R)
• M7: 790,625 km (0.116 R)
• M8: 889,958 km (0.105 R)
• M9: 1,009,337 km (0.048 R)
• M10: 1,216,081 km (0.087 R)
• M11: 1,379,592 km (0.083 R)
• M12: 1,473,090 km (0.088 R)
• M13: 1,611,618 km (0.087 R)
• M14: 1,869,674 km (0.114 R)
• M15: 2,114,716 km (0.059 R)
• M16: 2,265,510 km (0.107 R)
• M17: 2,754,695 km (0.081 R)
• M18: 2,874,673 km (0.109 R)
• M19: 2,973,557 km (0.085 R)
• M20: 3,174,766 km (0.111 R)
• M21: 3,277,091 km (0.092 R)
• M22: 3,412,627 km (0.061 R)
• M23: 3,640,015 km (0.074 R)
• M24: 3,855,885 km (0.11 R)
• M25: 3,956,864 km (0.082 R)
• M26: 4,058,889 km (0.077 R)
• M27: 4,222,101 km (0.042 R)
• M28: 4,326,370 km (0.12 R)
• M29: 4,457,867 km (0.109 R)
• M30: 4,599,686 km (0.112 R)
• M31: 4,788,179 km (0.088 R)
• M32: 4,960,965 km (0.049 R)
• M33: 5,247,445 km (0.105 R)
• M34: 5,472,889 km (0.099 R)
• M35: 5,567,883 km (0.055 R)
• M36: 5,720,922 km (0.059 R)
• M37: 5,972,545 km (0.112 R)
• M38: 6,089,980 km (0.084 R)
• M39: 6,257,679 km (0.113 R)
• M40: 6,387,081 km (0.112 R)
• M41: 6,477,139 km (0.092 R)
• M42: 6,678,647 km (0.078 R)
• M43: 6,780,374 km (0.108 R)
• M44: 6,882,400 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 13.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.78 AU - 1.14 AU

Year: 627 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 20,946,825 km

• M1: 168,298 km (0.05 R)
• M2: 270,922 km (0.049 R)
• M3: 398,828 km (0.086 R)
• M4: 491,579 km (0.065 R)
• M5: 718,219 km (0.11 R)
• M6: 821,143 km (0.114 R)
• M7: 915,838 km (0.111 R)
• M8: 1,000,511 km (0.094 R)
• M9: 1,271,432 km (0.091 R)
• M10: 1,427,164 km (0.098 R)
• M11: 1,532,780 km (0.09 R)
• M12: 1,635,554 km (0.066 R)
• M13: 1,770,341 km (0.084 R)
• M14: 1,854,266 km (0.109 R)
• M15: 1,951,803 km (0.106 R)
• M16: 2,120,699 km (0.082 R)
• M17: 2,216,741 km (0.073 R)
• M18: 2,307,697 km (0.079 R)
• M19: 2,433,209 km (0.089 R)
• M20: 2,615,719 km (0.068 R)
• M21: 2,733,003 km (0.05 R)
• M22: 2,873,326 km (0.089 R)
• M23: 2,965,778 km (0.073 R)
• M24: 3,059,276 km (0.103 R)
• M25: 3,227,275 km (0.065 R)
• M26: 3,331,096 km (0.03 R)
• M27: 3,519,290 km (0.11 R)
• M28: 3,618,473 km (0.05 R)
• M29: 3,703,295 km (0.117 R)
• M30: 3,929,936 km (0.101 R)
• M31: 4,137,129 km (0.102 R)
• M32: 4,339,834 km (0.103 R)
• M33: 4,438,270 km (0.109 R)
• M34: 4,570,813 km (0.08 R)
• M35: 4,729,836 km (0.075 R)
• M36: 4,814,359 km (0.078 R)
• M37: 4,993,427 km (0.049 R)
• M38: 5,105,476 km (0.038 R)
• M39: 5,305,638 km (0.114 R)
• M40: 5,419,931 km (0.103 R)
• M41: 5,517,319 km (0.11 R)
• M42: 5,767,896 km (0.118 R)
• M43: 5,867,378 km (0.107 R)
• M44: 6,022,212 km (0.081 R)
• M45: 6,336,068 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 10.3

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.32 AU - 3.06 AU

Year: 2942 Days

Day: 7.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 20,946,825 km

• M1: 165,006 km (0.087 R)
• M2: 325,076 km (0.034 R)
• M3: 692,788 km (0.097 R)
• M4: 860,487 km (0.084 R)
• M5: 1,096,253 km (0.038 R)
• M6: 1,353,113 km (0.081 R)
• M7: 1,555,967 km (0.07 R)
• M8: 1,757,925 km (0.059 R)
• M9: 2,083,001 km (0.111 R)
• M10: 2,700,391 km (0.079 R)
• M11: 2,815,133 km (0.112 R)
• M12: 3,182,396 km (0.06 R)
• M13: 3,371,786 km (0.039 R)
• M14: 4,020,443 km (0.11 R)
• M15: 4,329,362 km (0.1 R)
• M16: 4,630,802 km (0.073 R)
• M17: 4,768,731 km (0.095 R)
• M18: 4,861,482 km (0.083 R)
• M19: 5,017,363 km (0.05 R)
• M20: 5,222,462 km (0.105 R)
• M21: 5,446,410 km (0.112 R)
• M22: 5,706,411 km (0.118 R)
• M23: 5,854,363 km (0.045 R)
• M24: 5,920,635 km (0.078 R)
• M25: 5,987,056 km (0.067 R)
• M26: 6,053,777 km (0.093 R)
• M27: 6,630,776 km (0.114 R)
• M28: 7,189,973 km (0.067 R)
• M29: 7,260,882 km (0.115 R)
• M30: 8,596,941 km (0.095 R)
• M31: 9,167,806 km (0.091 R)
• M32: 9,438,429 km (0.117 R)
• M33: 9,633,205 km (0.085 R)
• M34: 9,947,959 km (0.107 R)
• M35: 10,285,901 km (0.049 R)
• M36: 10,486,512 km (0.046 R)
• M37: 10,871,277 km (0.112 R)
• M38: 11,178,402 km (0.064 R)
• M39: 11,301,970 km (0.093 R)
• M40: 11,738,197 km (0.111 R)
• M41: 11,884,803 km (0.068 R)
• M42: 12,158,866 km (0.117 R)
• M43: 12,971,631 km (0.098 R)
• M44: 13,145,015 km (0.11 R)
• M45: 13,625,823 km (0.042 R)
• M46: 13,691,796 km (0.073 R)
• M47: 14,335,216 km (0.091 R)
• M48: 14,626,932 km (0.028 R)
• M49: 14,965,921 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.8

Radius: 5.9

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.8 AU - 10.82 AU

Year: 17438 Days

Day: 15.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 20,946,825 km

• M1: 155,881 km (0.098 R)
• M2: 528,080 km (0.08 R)
• M3: 1,051,823 km (0.078 R)
• M4: 1,190,350 km (0.076 R)
• M5: 1,996,683 km (0.114 R)
• M6: 2,635,765 km (0.115 R)
• M7: 2,888,735 km (0.097 R)
• M8: 3,572,098 km (0.083 R)
• M9: 3,641,362 km (0.087 R)
• M10: 3,711,074 km (0.11 R)
• M11: 4,488,385 km (0.081 R)
• M12: 4,771,125 km (0.109 R)
• M13: 5,573,269 km (0.075 R)
• M14: 6,374,365 km (0.079 R)
• M15: 6,437,496 km (0.094 R)
• M16: 6,906,784 km (0.1 R)
• M17: 7,923,002 km (0.099 R)
• M18: 8,402,314 km (0.055 R)
• M19: 9,460,869 km (0.111 R)
• M20: 10,362,345 km (0.105 R)
• M21: 11,520,831 km (0.088 R)
• M22: 13,848,574 km (0.034 R)
• M23: 13,930,404 km (0.084 R)
• M24: 14,397,299 km (0.094 R)
• M25: 14,646,679 km (0.089 R)
• M26: 14,869,430 km (0.111 R)
• M27: 15,121,353 km (0.102 R)
• M28: 16,057,237 km (0.056 R)
• M29: 17,275,263 km (0.096 R)
• M30: 17,510,730 km (0.113 R)
• M31: 18,014,426 km (0.077 R)
• M32: 18,193,345 km (0.107 R)
• M33: 19,737,644 km (0.102 R)
• M34: 19,983,732 km (0.096 R)
• M35: 20,634,483 km (0.075 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 12,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit