🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.63 AU - 0.67 AU

Year: 338 Days

Day: 26.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 9.8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.62 AU - 1.84 AU

Year: 1469 Days

Day: 10 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,554,433 km

• M1: 121,922 km (0.044 R)
• M2: 439,070 km (0.064 R)
• M3: 1,029,233 km (0.082 R)
• M4: 1,374,505 km (0.105 R)
• M5: 2,521,771 km (0.109 R)
• M6: 2,965,030 km (0.111 R)
• M7: 3,308,806 km (0.104 R)
• M8: 5,832,671 km (0.105 R)
• M9: 6,282,662 km (0.066 R)
• M10: 6,926,830 km (0.11 R)
• M11: 7,509,813 km (0.105 R)
• M12: 8,207,986 km (0.059 R)
• M13: 8,831,809 km (0.102 R)
• M14: 9,671,353 km (0.116 R)
• M15: 10,110,572 km (0.106 R)
• M16: 11,028,953 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 9.4

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.68 AU - 2.5 AU

Year: 1951 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,554,433 km

• M1: 124,017 km (0.118 R)
• M2: 572,212 km (0.077 R)
• M3: 913,893 km (0.102 R)
• M4: 1,730,249 km (0.118 R)
• M5: 2,770,553 km (0.055 R)
• M6: 3,204,835 km (0.069 R)
• M7: 3,634,031 km (0.107 R)
• M8: 4,033,907 km (0.095 R)
• M9: 4,406,106 km (0.105 R)
• M10: 5,235,626 km (0.109 R)
• M11: 5,595,260 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.8

Radius: 14.4

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.33 AU - 2.73 AU

Year: 2598 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,554,433 km

• M1: 200,611 km (0.044 R)
• M2: 833,559 km (0.075 R)
• M3: 1,457,382 km (0.118 R)
• M4: 1,992,344 km (0.119 R)
• M5: 2,514,441 km (0.102 R)
• M6: 3,928,739 km (0.112 R)
• M7: 4,445,151 km (0.115 R)
• M8: 5,986,308 km (0.074 R)
• M9: 9,698,879 km (0.062 R)
• M10: 11,110,933 km (0.087 R)
• M11: 12,343,769 km (0.025 R)
• M12: 13,053,761 km (0.052 R)
• M13: 13,790,829 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 11.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3 AU - 4.22 AU

Year: 4429 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,554,433 km

• M1: 146,456 km (0.046 R)
• M2: 1,139,337 km (0.04 R)
• M3: 2,075,371 km (0.12 R)
• M4: 3,448,979 km (0.085 R)
• M5: 4,762,299 km (0.034 R)
• M6: 5,668,712 km (0.098 R)
• M7: 7,624,255 km (0.107 R)
• M8: 8,168,941 km (0.115 R)
• M9: 8,526,181 km (0.074 R)
• M10: 12,777,304 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.9

Radius: 13.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.24 AU - 4.88 AU

Year: 6287 Days

Day: 7 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,554,433 km

• M1: 175,927 km (0.087 R)
• M2: 948,002 km (0.106 R)
• M3: 1,712,896 km (0.116 R)
• M4: 2,203,577 km (0.091 R)
• M5: 3,520,786 km (0.103 R)
• M6: 4,077,739 km (0.08 R)
• M7: 5,370,264 km (0.109 R)
• M8: 6,079,508 km (0.111 R)
• M9: 8,346,065 km (0.064 R)
• M10: 9,780,410 km (0.115 R)
• M11: 10,745,166 km (0.063 R)
• M12: 11,721,891 km (0.115 R)
• M13: 14,481,074 km (0.097 R)
• M14: 15,368,937 km (0.114 R)
• M15: 16,042,726 km (0.091 R)
• M16: 16,608,804 km (0.095 R)
• M17: 20,729,328 km (0.06 R)
• M18: 21,704,407 km (0.104 R)
• M19: 24,235,154 km (0.106 R)
• M20: 26,780,861 km (0.117 R)
• M21: 29,127,304 km (0.093 R)
• M22: 32,799,034 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.9

Radius: 6

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.48 AU - 9.12 AU

Year: 12735 Days

Day: 20.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,554,433 km

• M1: 74,649 km (0.069 R)
• M2: 281,842 km (0.109 R)
• M3: 668,553 km (0.118 R)
• M4: 1,163,722 km (0.083 R)
• M5: 1,465,610 km (0.1 R)
• M6: 1,789,639 km (0.101 R)
• M7: 2,227,064 km (0.054 R)
• M8: 2,618,561 km (0.067 R)
• M9: 3,139,311 km (0.115 R)
• M10: 3,469,773 km (0.108 R)
• M11: 4,492,274 km (0.12 R)
• M12: 4,826,177 km (0.082 R)
• M13: 6,026,999 km (0.113 R)
• M14: 6,930,720 km (0.116 R)
• M15: 7,645,798 km (0.087 R)
• M16: 8,618,184 km (0.098 R)
• M17: 8,916,631 km (0.088 R)
• M18: 9,177,979 km (0.052 R)
• M19: 9,807,636 km (0.08 R)
• M20: 10,904,039 km (0.112 R)
• M21: 11,610,141 km (0.047 R)
• M22: 12,400,018 km (0.096 R)
• M23: 20,957,016 km (0.072 R)
• M24: 21,967,251 km (0.06 R)
• M25: 23,254,690 km (0.117 R)
• M26: 24,252,807 km (0.092 R)
• M27: 24,762,337 km (0.044 R)
• M28: 25,979,166 km (0.115 R)
• M29: 27,509,702 km (0.071 R)
• M30: 28,250,212 km (0.101 R)
• M31: 29,965,201 km (0.113 R)
• M32: 32,872,038 km (0.042 R)
• M33: 35,524,258 km (0.041 R)
• M34: 35,961,533 km (0.106 R)
• M35: 36,623,952 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.3

Radius: 4.2

Gravity: 36.13 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.64 AU - 10.3 AU

Year: 17346 Days

Day: 18.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,554,433 km

• M1: 52,210 km (0.039 R)
• M2: 200,461 km (0.073 R)
• M3: 339,288 km (0.095 R)
• M4: 486,642 km (0.053 R)
• M5: 704,606 km (0.107 R)
• M6: 950,844 km (0.041 R)
• M7: 1,238,670 km (0.112 R)
• M8: 1,698,534 km (0.115 R)
• M9: 2,326,995 km (0.108 R)
• M10: 2,800,023 km (0.095 R)
• M11: 3,334,686 km (0.074 R)
• M12: 4,569,766 km (0.086 R)
• M13: 4,876,891 km (0.116 R)
• M14: 6,285,803 km (0.039 R)
• M15: 6,795,483 km (0.108 R)
• M16: 7,332,390 km (0.065 R)
• M17: 9,112,156 km (0.095 R)
• M18: 10,622,496 km (0.103 R)
• M19: 10,979,437 km (0.069 R)
• M20: 11,405,940 km (0.054 R)
• M21: 11,780,084 km (0.104 R)
• M22: 12,162,606 km (0.098 R)
• M23: 21,464,901 km (0.086 R)
• M24: 22,810,833 km (0.066 R)
• M25: 23,907,086 km (0.09 R)
• M26: 25,563,583 km (0.079 R)
• M27: 27,074,372 km (0.071 R)
• M28: 32,085,602 km (0.027 R)
• M29: 37,680,712 km (0.098 R)
• M30: 38,370,807 km (0.114 R)
• M31: 40,347,443 km (0.115 R)
• M32: 41,506,976 km (0.065 R)
• M33: 42,391,100 km (0.104 R)
• M34: 42,688,500 km (0.067 R)
• M35: 44,196,746 km (0.1 R)
• M36: 49,261,382 km (0.062 R)
• M37: 55,051,717 km (0.055 R)
• M38: 57,380,358 km (0.095 R)
• M39: 61,279,327 km (0.113 R)
• M40: 62,424,947 km (0.116 R)
• M41: 62,810,012 km (0.087 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: 244 - 11,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit