🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.55 AU - 0.63 AU

Year: 293 Days

Day: 32.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.4

Radius: 12.9

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.61 AU - 0.87 AU

Year: 411 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,089,881 km

• M1: 175,777 km (0.115 R)
• M2: 258,056 km (0.118 R)
• M3: 353,201 km (0.075 R)
• M4: 436,826 km (0.12 R)
• M5: 518,805 km (0.095 R)
• M6: 708,047 km (0.094 R)
• M7: 796,160 km (0.106 R)
• M8: 942,018 km (0.085 R)
• M9: 1,034,918 km (0.101 R)
• M10: 1,192,893 km (0.109 R)
• M11: 1,405,622 km (0.102 R)
• M12: 1,496,428 km (0.042 R)
• M13: 1,582,446 km (0.098 R)
• M14: 1,785,002 km (0.099 R)
• M15: 1,865,485 km (0.032 R)
• M16: 2,000,124 km (0.107 R)
• M17: 2,126,384 km (0.076 R)
• M18: 2,208,214 km (0.042 R)
• M19: 2,311,138 km (0.11 R)
• M20: 2,452,208 km (0.068 R)
• M21: 2,612,876 km (0.111 R)
• M22: 2,705,029 km (0.101 R)
• M23: 2,892,924 km (0.099 R)
• M24: 3,049,852 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 9.5

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.12 AU - 2.54 AU

Year: 2296 Days

Day: 12.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 46,089,881 km

• M1: 158,574 km (0.116 R)
• M2: 260,151 km (0.065 R)
• M3: 328,068 km (0.056 R)
• M4: 448,943 km (0.107 R)
• M5: 520,002 km (0.087 R)
• M6: 777,909 km (0.09 R)
• M7: 1,119,291 km (0.073 R)
• M8: 1,243,158 km (0.101 R)
• M9: 1,456,036 km (0.057 R)
• M10: 1,745,209 km (0.057 R)
• M11: 1,863,541 km (0.117 R)
• M12: 1,998,029 km (0.081 R)
• M13: 2,494,395 km (0.079 R)
• M14: 2,598,216 km (0.112 R)
• M15: 2,779,678 km (0.109 R)
• M16: 2,841,163 km (0.085 R)
• M17: 3,971,075 km (0.111 R)
• M18: 4,075,345 km (0.094 R)
• M19: 4,393,839 km (0.094 R)
• M20: 4,501,699 km (0.046 R)
• M21: 4,610,606 km (0.111 R)
• M22: 4,720,262 km (0.097 R)
• M23: 4,886,465 km (0.082 R)
• M24: 4,998,364 km (0.027 R)
• M25: 5,092,312 km (0.076 R)
• M26: 5,281,852 km (0.086 R)
• M27: 5,531,830 km (0.109 R)
• M28: 5,648,666 km (0.051 R)
• M29: 5,825,191 km (0.079 R)
• M30: 5,983,765 km (0.093 R)
• M31: 6,735,495 km (0.113 R)
• M32: 6,943,735 km (0.047 R)
• M33: 7,366,798 km (0.075 R)
• M34: 7,473,760 km (0.08 R)
• M35: 7,559,779 km (0.068 R)
• M36: 7,754,555 km (0.119 R)
• M37: 7,907,295 km (0.029 R)
• M38: 8,595,295 km (0.102 R)
• M39: 9,118,140 km (0.065 R)
• M40: 9,371,858 km (0.111 R)
• M41: 9,487,946 km (0.082 R)
• M42: 9,604,632 km (0.083 R)
• M43: 9,745,104 km (0.059 R)
• M44: 10,123,288 km (0.116 R)
• M45: 10,434,003 km (0.042 R)
• M46: 11,065,007 km (0.056 R)
• M47: 11,335,629 km (0.091 R)
• M48: 11,459,496 km (0.11 R)
• M49: 11,558,829 km (0.086 R)
• M50: 12,059,832 km (0.109 R)
• M51: 12,287,520 km (0.116 R)
• M52: 12,491,273 km (0.095 R)
• M53: 12,721,653 km (0.119 R)
• M54: 12,824,577 km (0.032 R)
• M55: 12,953,680 km (0.118 R)
• M56: 13,578,849 km (0.064 R)
• M57: 14,001,164 km (0.095 R)
• M58: 14,696,495 km (0.082 R)
• M59: 15,211,859 km (0.104 R)
• M60: 15,815,936 km (0.1 R)
• M61: 16,092,991 km (0.034 R)
• M62: 16,176,467 km (0.06 R)
• M63: 16,990,728 km (0.078 R)
• M64: 17,789,580 km (0.111 R)
• M65: 17,933,643 km (0.028 R)
• M66: 18,251,688 km (0.105 R)
• M67: 18,834,671 km (0.102 R)
• M68: 19,040,219 km (0.054 R)
• M69: 19,128,481 km (0.072 R)
• M70: 19,216,894 km (0.07 R)
• M71: 19,601,809 km (0.082 R)
• M72: 19,839,819 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.3

Radius: 12.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.1 AU - 6.04 AU

Year: 8488 Days

Day: 14.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 46,089,881 km

• M1: 193,280 km (0.079 R)
• M2: 658,679 km (0.117 R)
• M3: 1,085,033 km (0.11 R)
• M4: 1,278,613 km (0.088 R)
• M5: 1,951,654 km (0.106 R)
• M6: 2,045,900 km (0.105 R)
• M7: 2,214,647 km (0.104 R)
• M8: 2,413,313 km (0.107 R)
• M9: 2,775,489 km (0.052 R)
• M10: 3,238,794 km (0.07 R)
• M11: 3,874,585 km (0.082 R)
• M12: 3,964,194 km (0.041 R)
• M13: 4,392,343 km (0.097 R)
• M14: 4,485,991 km (0.114 R)
• M15: 4,867,616 km (0.106 R)
• M16: 5,359,344 km (0.074 R)
• M17: 5,730,197 km (0.079 R)
• M18: 6,005,307 km (0.112 R)
• M19: 6,214,445 km (0.114 R)
• M20: 7,519,537 km (0.096 R)
• M21: 7,820,827 km (0.105 R)
• M22: 7,973,118 km (0.077 R)
• M23: 8,670,094 km (0.096 R)
• M24: 8,986,344 km (0.082 R)
• M25: 9,145,815 km (0.117 R)
• M26: 10,539,320 km (0.105 R)
• M27: 10,623,394 km (0.063 R)
• M28: 11,779,785 km (0.118 R)
• M29: 12,306,519 km (0.108 R)
• M30: 12,483,793 km (0.067 R)
• M31: 12,930,791 km (0.07 R)
• M32: 13,156,385 km (0.108 R)
• M33: 13,337,697 km (0.115 R)
• M34: 13,886,722 km (0.103 R)
• M35: 14,256,827 km (0.088 R)
• M36: 14,865,241 km (0.076 R)
• M37: 15,673,668 km (0.115 R)
• M38: 15,866,051 km (0.044 R)
• M39: 17,482,456 km (0.108 R)
• M40: 17,582,088 km (0.109 R)
• M41: 18,183,920 km (0.094 R)
• M42: 18,588,882 km (0.097 R)
• M43: 19,150,622 km (0.09 R)
• M44: 19,304,857 km (0.089 R)
• M45: 19,821,867 km (0.116 R)
• M46: 21,133,990 km (0.068 R)
• M47: 21,346,569 km (0.045 R)
• M48: 21,453,232 km (0.103 R)
• M49: 21,666,858 km (0.09 R)
• M50: 22,691,304 km (0.106 R)
• M51: 23,072,629 km (0.118 R)
• M52: 23,181,985 km (0.05 R)
• M53: 25,180,014 km (0.043 R)
• M54: 25,292,662 km (0.112 R)
• M55: 27,754,145 km (0.077 R)
• M56: 28,279,084 km (0.1 R)
• M57: 29,042,931 km (0.062 R)
• M58: 30,711,246 km (0.078 R)
• M59: 31,739,432 km (0.109 R)
• M60: 32,043,864 km (0.075 R)
• M61: 33,519,049 km (0.117 R)
• M62: 33,704,999 km (0.041 R)
• M63: 33,953,481 km (0.106 R)
• M64: 34,140,328 km (0.047 R)
• M65: 34,264,943 km (0.098 R)
• M66: 34,389,858 km (0.065 R)
• M67: 34,828,030 km (0.086 R)
• M68: 36,280,625 km (0.048 R)
• M69: 36,726,726 km (0.087 R)
• M70: 36,918,511 km (0.097 R)
• M71: 37,174,622 km (0.077 R)
• M72: 38,011,173 km (0.076 R)
• M73: 38,140,426 km (0.117 R)
• M74: 38,464,156 km (0.068 R)
• M75: 39,441,030 km (0.114 R)
• M76: 40,228,363 km (0.076 R)
• M77: 40,491,955 km (0.097 R)
• M78: 41,818,589 km (0.084 R)
• M79: 43,092,115 km (0.063 R)
• M80: 43,496,927 km (0.109 R)
• M81: 43,632,164 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 20,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit