🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 8.1

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.68 AU - 0.83 AU

Year: 441 Days

Day: 14.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 75,705,421 km

• M1: 101,577 km (0.093 R)
• M2: 606,470 km (0.103 R)
• M3: 1,390,213 km (0.043 R)
• M4: 1,704,219 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.8

Radius: 9.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.99 AU - 5.19 AU

Year: 7789 Days

Day: 5.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,705,421 km

• M1: 122,221 km (0.07 R)
• M2: 669,002 km (0.045 R)
• M3: 1,332,917 km (0.073 R)
• M4: 2,501,426 km (0.042 R)
• M5: 3,577,334 km (0.079 R)
• M6: 5,236,075 km (0.111 R)
• M7: 11,441,245 km (0.093 R)
• M8: 12,723,897 km (0.102 R)
• M9: 16,169,435 km (0.088 R)
• M10: 17,728,096 km (0.113 R)

Asteroid Belt

Center: 5.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944

Radius: 4.5

Gravity: 46.62 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.61 AU - 5.85 AU

Year: 9303 Days

Day: 18.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,705,421 km

• M1: 56,398 km (0.064 R)
• M2: 393,293 km (0.116 R)
• M3: 757,863 km (0.089 R)
• M4: 990,188 km (0.049 R)
• M5: 1,135,149 km (0.074 R)
• M6: 1,583,344 km (0.065 R)
• M7: 1,735,485 km (0.11 R)
• M8: 2,159,296 km (0.029 R)
• M9: 2,405,384 km (0.057 R)
• M10: 2,908,631 km (0.063 R)
• M11: 5,194,337 km (0.079 R)
• M12: 5,497,722 km (0.086 R)
• M13: 8,642,867 km (0.112 R)
• M14: 9,810,180 km (0.118 R)
• M15: 10,914,361 km (0.049 R)
• M16: 12,099,027 km (0.069 R)
• M17: 12,752,470 km (0.094 R)
• M18: 14,324,744 km (0.106 R)
• M19: 14,921,041 km (0.116 R)
• M20: 16,664,156 km (0.038 R)
• M21: 18,616,109 km (0.113 R)
• M22: 20,967,338 km (0.069 R)
• M23: 21,908,608 km (0.109 R)
• M24: 22,877,853 km (0.115 R)
• M25: 23,327,694 km (0.116 R)
• M26: 28,052,593 km (0.079 R)
• M27: 29,830,264 km (0.106 R)
• M28: 30,910,211 km (0.074 R)
• M29: 34,658,835 km (0.107 R)
• M30: 36,458,647 km (0.079 R)
• M31: 40,113,173 km (0.056 R)
• M32: 41,427,839 km (0.076 R)
• M33: 42,095,794 km (0.113 R)
• M34: 48,286,752 km (0.081 R)
• M35: 48,581,759 km (0.107 R)
• M36: 49,623,708 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.2

Radius: 5.4

Gravity: 24.9 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.4 AU - 7.02 AU

Year: 10496 Days

Day: 19.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,705,421 km

• M1: 69,563 km (0.106 R)
• M2: 251,324 km (0.112 R)
• M3: 547,528 km (0.072 R)
• M4: 973,733 km (0.063 R)
• M5: 1,945,520 km (0.086 R)
• M6: 2,284,659 km (0.117 R)
• M7: 3,416,067 km (0.101 R)
• M8: 3,882,663 km (0.095 R)
• M9: 4,274,161 km (0.106 R)
• M10: 5,267,640 km (0.075 R)
• M11: 7,961,150 km (0.114 R)
• M12: 8,363,269 km (0.111 R)
• M13: 9,801,652 km (0.088 R)
• M14: 10,107,879 km (0.12 R)
• M15: 12,974,923 km (0.11 R)
• M16: 13,406,512 km (0.091 R)
• M17: 14,428,864 km (0.096 R)
• M18: 14,758,728 km (0.117 R)
• M19: 14,959,189 km (0.115 R)
• M20: 16,844,720 km (0.08 R)
• M21: 18,186,314 km (0.062 R)
• M22: 20,911,987 km (0.093 R)
• M23: 21,762,750 km (0.071 R)
• M24: 22,459,727 km (0.045 R)
• M25: 22,636,252 km (0.095 R)
• M26: 23,806,556 km (0.079 R)
• M27: 30,375,100 km (0.075 R)
• M28: 30,699,428 km (0.093 R)
• M29: 34,655,992 km (0.107 R)
• M30: 36,329,245 km (0.074 R)
• M31: 36,817,083 km (0.107 R)
• M32: 41,671,384 km (0.05 R)
• M33: 42,880,584 km (0.109 R)
• M34: 48,097,361 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.3

Radius: 3.1

Gravity: 63.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.34 AU - 11.42 AU

Year: 21063 Days

Day: 18.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 75,705,421 km

• M1: 67,917 km (0.12 R)
• M2: 246,238 km (0.067 R)
• M3: 360,232 km (0.108 R)
• M4: 509,979 km (0.041 R)
• M5: 680,970 km (0.09 R)
• M6: 1,007,990 km (0.095 R)
• M7: 1,206,656 km (0.099 R)
• M8: 1,544,448 km (0.055 R)
• M9: 1,941,930 km (0.059 R)
• M10: 2,541,369 km (0.1 R)
• M11: 3,568,807 km (0.085 R)
• M12: 3,778,842 km (0.107 R)
• M13: 3,902,410 km (0.059 R)
• M14: 4,125,311 km (0.107 R)
• M15: 4,526,981 km (0.098 R)
• M16: 5,847,182 km (0.096 R)
• M17: 6,096,712 km (0.047 R)
• M18: 6,842,158 km (0.085 R)
• M19: 9,553,769 km (0.116 R)
• M20: 10,863,199 km (0.039 R)
• M21: 14,498,726 km (0.076 R)
• M22: 17,898,188 km (0.09 R)
• M23: 19,139,552 km (0.03 R)
• M24: 19,412,867 km (0.09 R)
• M25: 21,891,554 km (0.088 R)
• M26: 22,190,451 km (0.059 R)
• M27: 22,492,040 km (0.083 R)
• M28: 23,000,822 km (0.104 R)
• M29: 23,725,773 km (0.111 R)
• M30: 26,552,425 km (0.116 R)
• M31: 28,046,310 km (0.108 R)
• M32: 31,452,504 km (0.091 R)
• M33: 33,781,742 km (0.099 R)
• M34: 36,223,329 km (0.088 R)
• M35: 38,779,957 km (0.097 R)
• M36: 51,955,789 km (0.077 R)
• M37: 53,922,552 km (0.081 R)
• M38: 54,649,897 km (0.068 R)
• M39: 56,496,833 km (0.092 R)
• M40: 56,683,830 km (0.097 R)
• M41: 57,814,192 km (0.068 R)
• M42: 58,194,170 km (0.082 R)
• M43: 58,575,944 km (0.033 R)
• M44: 67,613,301 km (0.067 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 17,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit