🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 41.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,924,405 km

• M1: 56,548 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.56 AU - 0.78 AU

Year: 354 Days

Day: 38.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141

Radius: 9.2

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.94 AU - 1.22 AU

Year: 725 Days

Day: 9.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,924,405 km

• M1: 115,041 km (0.096 R)
• M2: 465,399 km (0.07 R)
• M3: 875,297 km (0.057 R)
• M4: 1,167,911 km (0.078 R)
• M5: 1,553,125 km (0.047 R)
• M6: 1,878,201 km (0.114 R)
• M7: 2,248,755 km (0.078 R)
• M8: 2,537,778 km (0.079 R)
• M9: 2,871,830 km (0.094 R)
• M10: 3,235,054 km (0.114 R)
• M11: 3,524,675 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648

Radius: 11.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.41 AU - 1.95 AU

Year: 1406 Days

Day: 8.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,924,405 km

• M1: 143,016 km (0.092 R)
• M2: 682,316 km (0.099 R)
• M3: 1,095,206 km (0.119 R)
• M4: 1,614,011 km (0.083 R)
• M5: 2,069,387 km (0.067 R)
• M6: 2,534,487 km (0.107 R)
• M7: 3,126,595 km (0.109 R)
• M8: 3,892,686 km (0.084 R)
• M9: 4,347,913 km (0.099 R)
• M10: 5,097,398 km (0.07 R)
• M11: 5,535,420 km (0.061 R)
• M12: 6,487,760 km (0.069 R)
• M13: 8,541,590 km (0.098 R)
• M14: 9,344,182 km (0.089 R)
• M15: 10,962,682 km (0.07 R)
• M16: 12,055,644 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 12

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.04 AU - 3.14 AU

Year: 2691 Days

Day: 14.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,924,405 km

• M1: 155,283 km (0.094 R)
• M2: 540,946 km (0.1 R)
• M3: 1,301,950 km (0.117 R)
• M4: 1,724,115 km (0.119 R)
• M5: 2,322,208 km (0.113 R)
• M6: 2,854,327 km (0.116 R)
• M7: 3,561,477 km (0.092 R)
• M8: 4,360,329 km (0.04 R)
• M9: 5,764,754 km (0.075 R)
• M10: 6,776,634 km (0.113 R)
• M11: 8,203,798 km (0.103 R)
• M12: 12,748,731 km (0.105 R)
• M13: 14,460,429 km (0.079 R)
• M14: 14,860,753 km (0.096 R)
• M15: 16,052,899 km (0.06 R)
• M16: 18,509,894 km (0.119 R)
• M17: 19,101,554 km (0.119 R)
• M18: 19,705,780 km (0.116 R)
• M19: 21,079,836 km (0.05 R)
• M20: 21,855,800 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 10.7

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.28 AU - 4.2 AU

Year: 4670 Days

Day: 14 Hours

Environment

Temp: -218 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,924,405 km

• M1: 133,441 km (0.093 R)
• M2: 508,034 km (0.1 R)
• M3: 896,690 km (0.063 R)
• M4: 1,921,285 km (0.063 R)
• M5: 2,467,467 km (0.12 R)
• M6: 2,881,405 km (0.104 R)
• M7: 3,283,823 km (0.054 R)
• M8: 3,641,063 km (0.098 R)
• M9: 6,452,904 km (0.086 R)
• M10: 7,081,365 km (0.069 R)
• M11: 8,607,562 km (0.094 R)
• M12: 10,810,241 km (0.097 R)
• M13: 11,292,096 km (0.076 R)
• M14: 14,649,521 km (0.083 R)
• M15: 15,568,800 km (0.061 R)
• M16: 16,526,226 km (0.091 R)
• M17: 17,642,376 km (0.072 R)
• M18: 18,188,109 km (0.111 R)
• M19: 20,818,638 km (0.105 R)
• M20: 22,754,584 km (0.105 R)
• M21: 26,034,817 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.3

Radius: 3.8

Gravity: 33.95 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.78 AU - 9.24 AU

Year: 13288 Days

Day: 15.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,924,405 km

• M1: 47,273 km (0.095 R)
• M2: 232,774 km (0.115 R)
• M3: 569,070 km (0.11 R)
• M4: 1,362,986 km (0.035 R)
• M5: 2,210,608 km (0.113 R)
• M6: 3,828,808 km (0.053 R)
• M7: 3,993,964 km (0.079 R)
• M8: 4,548,673 km (0.116 R)
• M9: 7,160,951 km (0.12 R)
• M10: 7,539,733 km (0.099 R)
• M11: 10,466,465 km (0.05 R)
• M12: 10,735,442 km (0.106 R)
• M13: 11,231,359 km (0.101 R)
• M14: 11,456,504 km (0.037 R)
• M15: 12,150,040 km (0.057 R)
• M16: 14,731,202 km (0.088 R)
• M17: 15,068,994 km (0.079 R)
• M18: 15,620,112 km (0.098 R)
• M19: 17,056,700 km (0.092 R)
• M20: 20,774,806 km (0.057 R)
• M21: 22,866,334 km (0.097 R)
• M22: 23,228,061 km (0.105 R)
• M23: 23,685,532 km (0.06 R)
• M24: 25,094,145 km (0.088 R)
• M25: 25,867,716 km (0.082 R)
• M26: 27,158,446 km (0.096 R)
• M27: 28,076,828 km (0.118 R)
• M28: 28,595,932 km (0.106 R)
• M29: 30,408,610 km (0.09 R)
• M30: 38,680,923 km (0.06 R)
• M31: 39,582,400 km (0.102 R)
• M32: 40,497,640 km (0.072 R)
• M33: 43,881,992 km (0.074 R)
• M34: 44,021,118 km (0.111 R)
• M35: 44,721,236 km (0.102 R)
• M36: 45,003,527 km (0.105 R)
• M37: 47,011,879 km (0.098 R)
• M38: 47,890,617 km (0.106 R)
• M39: 48,482,426 km (0.112 R)
• M40: 49,229,069 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.3

Radius: 7.3

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.11 AU - 9.33 AU

Year: 13850 Days

Day: 21.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,924,405 km

• M1: 90,956 km (0.067 R)
• M2: 369,058 km (0.105 R)
• M3: 921,224 km (0.051 R)
• M4: 1,369,718 km (0.12 R)
• M5: 1,833,771 km (0.029 R)
• M6: 2,743,924 km (0.096 R)
• M7: 3,048,954 km (0.093 R)
• M8: 4,376,187 km (0.031 R)
• M9: 4,995,223 km (0.098 R)
• M10: 5,560,702 km (0.059 R)
• M11: 5,935,146 km (0.075 R)
• M12: 6,651,720 km (0.066 R)
• M13: 7,514,002 km (0.09 R)
• M14: 8,160,414 km (0.109 R)
• M15: 12,905,060 km (0.112 R)
• M16: 13,898,839 km (0.094 R)
• M17: 15,888,939 km (0.085 R)
• M18: 20,424,747 km (0.073 R)
• M19: 21,771,876 km (0.102 R)
• M20: 26,375,900 km (0.109 R)
• M21: 27,325,846 km (0.086 R)
• M22: 28,848,603 km (0.077 R)
• M23: 29,518,203 km (0.093 R)
• M24: 30,084,132 km (0.055 R)
• M25: 30,542,051 km (0.062 R)
• M26: 33,144,007 km (0.116 R)
• M27: 34,374,150 km (0.071 R)
• M28: 35,380,046 km (0.097 R)
• M29: 39,463,170 km (0.083 R)
• M30: 40,984,431 km (0.107 R)
• M31: 43,703,522 km (0.076 R)
• M32: 45,631,689 km (0.078 R)
• M33: 54,080,827 km (0.115 R)
• M34: 55,269,233 km (0.049 R)
• M35: 60,742,121 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 12,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit