🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.53 AU - 0.63 AU

Year: 154 Days

Day: 27.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,162,724 km

• M1: 116,537 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.99 AU - 2.91 AU

Year: 1335 Days

Day: 28.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.2

Radius: 14.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.99 AU - 11.81 AU

Year: 11680 Days

Day: 8.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 32,162,724 km

• M1: 295,755 km (0.061 R)
• M2: 670,348 km (0.098 R)
• M3: 829,071 km (0.114 R)
• M4: 1,092,962 km (0.056 R)
• M5: 1,284,896 km (0.106 R)
• M6: 1,860,100 km (0.109 R)
• M7: 2,116,511 km (0.118 R)
• M8: 2,310,390 km (0.057 R)
• M9: 2,434,705 km (0.094 R)
• M10: 2,561,265 km (0.087 R)
• M11: 2,664,188 km (0.112 R)
• M12: 2,768,608 km (0.03 R)
• M13: 3,035,790 km (0.086 R)
• M14: 3,200,048 km (0.071 R)
• M15: 3,423,996 km (0.098 R)
• M16: 3,769,717 km (0.038 R)
• M17: 4,433,034 km (0.108 R)
• M18: 4,557,649 km (0.119 R)
• M19: 5,035,315 km (0.11 R)
• M20: 5,395,995 km (0.083 R)
• M21: 5,562,647 km (0.066 R)
• M22: 6,316,770 km (0.054 R)
• M23: 6,741,778 km (0.102 R)
• M24: 7,103,056 km (0.094 R)
• M25: 7,433,817 km (0.101 R)
• M26: 8,186,743 km (0.086 R)
• M27: 9,281,800 km (0.099 R)
• M28: 9,805,841 km (0.033 R)
• M29: 9,928,063 km (0.089 R)
• M30: 10,256,729 km (0.077 R)
• M31: 10,464,072 km (0.116 R)
• M32: 10,798,573 km (0.112 R)
• M33: 12,128,049 km (0.111 R)
• M34: 12,347,359 km (0.107 R)
• M35: 12,701,009 km (0.083 R)
• M36: 13,327,973 km (0.105 R)
• M37: 13,508,837 km (0.072 R)
• M38: 14,056,814 km (0.104 R)
• M39: 14,379,796 km (0.096 R)
• M40: 14,518,922 km (0.112 R)
• M41: 14,611,972 km (0.096 R)
• M42: 15,174,310 km (0.112 R)
• M43: 15,648,386 km (0.106 R)
• M44: 15,743,830 km (0.057 R)
• M45: 16,175,569 km (0.117 R)
• M46: 16,854,893 km (0.06 R)
• M47: 17,543,641 km (0.104 R)
• M48: 17,841,640 km (0.093 R)
• M49: 18,897,801 km (0.109 R)
• M50: 19,305,605 km (0.064 R)
• M51: 19,561,866 km (0.051 R)
• M52: 20,077,829 km (0.067 R)
• M53: 20,285,471 km (0.111 R)
• M54: 20,493,861 km (0.051 R)
• M55: 21,705,903 km (0.076 R)
• M56: 22,133,005 km (0.102 R)
• M57: 22,401,234 km (0.105 R)
• M58: 22,995,287 km (0.054 R)
• M59: 23,103,895 km (0.119 R)
• M60: 23,649,329 km (0.108 R)
• M61: 25,255,113 km (0.118 R)
• M62: 25,423,261 km (0.083 R)
• M63: 25,986,347 km (0.076 R)
• M64: 26,212,689 km (0.066 R)
• M65: 27,239,678 km (0.027 R)
• M66: 29,156,326 km (0.082 R)
• M67: 29,804,982 km (0.065 R)
• M68: 30,876,552 km (0.116 R)
• M69: 30,996,380 km (0.107 R)
• M70: 31,296,623 km (0.06 R)
• M71: 32,385,695 km (0.07 R)
• M72: 32,629,390 km (0.074 R)
• M73: 33,548,669 km (0.091 R)
• M74: 33,980,558 km (0.067 R)
• M75: 35,162,232 km (0.11 R)
• M76: 35,789,645 km (0.06 R)
• M77: 37,565,821 km (0.098 R)
• M78: 38,593,707 km (0.102 R)
• M79: 39,956,843 km (0.03 R)
• M80: 41,931,236 km (0.119 R)
• M81: 43,131,160 km (0.109 R)
• M82: 44,139,749 km (0.104 R)
• M83: 45,088,200 km (0.075 R)
• M84: 45,496,602 km (0.062 R)
• M85: 45,633,035 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.6

Radius: 13.9

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.72 AU - 12.46 AU

Year: 13741 Days

Day: 7.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 32,162,724 km

• M1: 231,578 km (0.027 R)
• M2: 356,043 km (0.12 R)
• M3: 541,245 km (0.09 R)
• M4: 869,762 km (0.103 R)
• M5: 1,022,202 km (0.096 R)
• M6: 1,199,625 km (0.093 R)
• M7: 1,453,044 km (0.115 R)
• M8: 1,689,558 km (0.041 R)
• M9: 2,106,188 km (0.076 R)
• M10: 2,474,798 km (0.097 R)
• M11: 3,273,351 km (0.049 R)
• M12: 3,384,203 km (0.054 R)
• M13: 3,473,812 km (0.109 R)
• M14: 3,655,574 km (0.07 R)
• M15: 3,981,248 km (0.109 R)
• M16: 4,243,792 km (0.051 R)
• M17: 4,611,205 km (0.062 R)
• M18: 5,168,756 km (0.112 R)
• M19: 5,272,427 km (0.089 R)
• M20: 5,429,356 km (0.078 R)
• M21: 5,534,822 km (0.111 R)
• M22: 5,747,849 km (0.081 R)
• M23: 5,963,719 km (0.065 R)
• M24: 6,487,012 km (0.106 R)
• M25: 6,825,253 km (0.025 R)
• M26: 6,967,820 km (0.101 R)
• M27: 7,696,062 km (0.119 R)
• M28: 7,994,211 km (0.106 R)
• M29: 8,387,354 km (0.114 R)
• M30: 8,479,058 km (0.11 R)
• M31: 8,849,163 km (0.114 R)
• M32: 9,004,894 km (0.091 R)
• M33: 9,350,765 km (0.066 R)
• M34: 10,877,710 km (0.063 R)
• M35: 11,111,831 km (0.105 R)
• M36: 13,435,385 km (0.025 R)
• M37: 15,152,020 km (0.088 R)
• M38: 15,752,207 km (0.117 R)
• M39: 16,055,143 km (0.042 R)
• M40: 16,207,433 km (0.071 R)
• M41: 16,474,914 km (0.096 R)
• M42: 16,898,426 km (0.038 R)
• M43: 17,014,514 km (0.105 R)
• M44: 17,481,558 km (0.079 R)
• M45: 17,638,187 km (0.102 R)
• M46: 17,952,941 km (0.12 R)
• M47: 18,627,777 km (0.093 R)
• M48: 18,908,124 km (0.094 R)
• M49: 19,635,319 km (0.102 R)
• M50: 19,757,540 km (0.086 R)
• M51: 20,166,391 km (0.065 R)
• M52: 20,950,883 km (0.099 R)
• M53: 21,200,711 km (0.05 R)
• M54: 21,367,812 km (0.054 R)
• M55: 21,493,474 km (0.082 R)
• M56: 22,209,898 km (0.081 R)
• M57: 22,464,663 km (0.057 R)
• M58: 22,720,476 km (0.056 R)
• M59: 23,493,448 km (0.078 R)
• M60: 24,187,881 km (0.09 R)
• M61: 24,581,473 km (0.093 R)
• M62: 24,713,119 km (0.064 R)
• M63: 24,800,933 km (0.07 R)
• M64: 25,197,817 km (0.066 R)
• M65: 25,819,396 km (0.071 R)
• M66: 26,851,471 km (0.103 R)
• M67: 28,034,342 km (0.032 R)
• M68: 28,401,754 km (0.104 R)
• M69: 28,817,038 km (0.105 R)
• M70: 30,215,628 km (0.098 R)
• M71: 30,875,953 km (0.112 R)
• M72: 31,018,071 km (0.04 R)
• M73: 31,160,339 km (0.088 R)
• M74: 31,255,334 km (0.118 R)
• M75: 31,588,638 km (0.033 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 16,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit