🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.5 AU - 0.64 AU

Year: 282 Days

Day: 14.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 135.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.55 AU - 0.63 AU

Year: 297 Days

Day: 45.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,408,733 km

• M1: 145,858 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.56 AU - 0.62 AU

Year: 297 Days

Day: 33.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,408,733 km

• M1: 100,530 km (0.076 R)
• M2: 424,409 km (0.049 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 13

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.4 AU - 2.5 AU

Year: 2516 Days

Day: 12.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,408,733 km

• M1: 164,558 km (0.095 R)
• M2: 663,915 km (0.117 R)
• M3: 1,118,842 km (0.043 R)
• M4: 1,851,573 km (0.057 R)
• M5: 2,901,301 km (0.094 R)
• M6: 4,491,975 km (0.077 R)
• M7: 5,185,661 km (0.03 R)
• M8: 5,925,422 km (0.086 R)
• M9: 6,577,370 km (0.104 R)
• M10: 7,248,765 km (0.101 R)
• M11: 7,789,412 km (0.084 R)
• M12: 8,387,354 km (0.085 R)
• M13: 9,015,815 km (0.105 R)
• M14: 12,480,352 km (0.1 R)
• M15: 15,741,586 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.8

Radius: 10.3

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.82 AU - 4.88 AU

Year: 5952 Days

Day: 15 Hours

Environment

Temp: -211 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,408,733 km

• M1: 128,056 km (0.092 R)
• M2: 1,365,679 km (0.086 R)
• M3: 1,977,534 km (0.09 R)
• M4: 3,014,995 km (0.05 R)
• M5: 5,002,702 km (0.099 R)
• M6: 8,690,440 km (0.117 R)
• M7: 9,023,444 km (0.085 R)
• M8: 10,629,078 km (0.067 R)
• M9: 12,157,669 km (0.113 R)
• M10: 13,327,824 km (0.044 R)
• M11: 14,339,853 km (0.094 R)
• M12: 14,983,124 km (0.093 R)
• M13: 17,419,625 km (0.092 R)
• M14: 19,183,833 km (0.047 R)
• M15: 21,514,717 km (0.116 R)
• M16: 23,703,932 km (0.098 R)
• M17: 25,866,070 km (0.101 R)
• M18: 27,975,699 km (0.117 R)
• M19: 29,072,401 km (0.11 R)
• M20: 33,441,108 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.8

Radius: 11.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.62 AU - 4.96 AU

Year: 6877 Days

Day: 8.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,408,733 km

• M1: 148,850 km (0.095 R)
• M2: 650,152 km (0.091 R)
• M3: 1,165,667 km (0.03 R)
• M4: 1,671,457 km (0.106 R)
• M5: 2,113,220 km (0.088 R)
• M6: 2,596,869 km (0.094 R)
• M7: 4,430,042 km (0.046 R)
• M8: 5,228,446 km (0.037 R)
• M9: 7,701,598 km (0.077 R)
• M10: 9,278,958 km (0.077 R)
• M11: 9,805,093 km (0.109 R)
• M12: 12,847,166 km (0.071 R)
• M13: 14,758,129 km (0.117 R)
• M14: 16,091,495 km (0.048 R)
• M15: 16,980,854 km (0.109 R)
• M16: 17,769,085 km (0.117 R)
• M17: 20,062,271 km (0.095 R)
• M18: 21,393,094 km (0.057 R)
• M19: 22,939,936 km (0.083 R)
• M20: 24,809,460 km (0.098 R)
• M21: 29,220,204 km (0.079 R)
• M22: 31,708,615 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.8

Radius: 7.5

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.88 AU - 9.1 AU

Year: 17683 Days

Day: 15.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,408,733 km

• M1: 94,097 km (0.111 R)
• M2: 544,985 km (0.102 R)
• M3: 801,246 km (0.068 R)
• M4: 1,225,955 km (0.111 R)
• M5: 1,695,991 km (0.088 R)
• M6: 3,311,498 km (0.06 R)
• M7: 3,789,464 km (0.072 R)
• M8: 4,849,963 km (0.095 R)
• M9: 6,173,156 km (0.073 R)
• M10: 6,690,615 km (0.087 R)
• M11: 10,869,183 km (0.067 R)
• M12: 11,155,364 km (0.043 R)
• M13: 11,446,481 km (0.074 R)
• M14: 11,742,535 km (0.036 R)
• M15: 12,474,218 km (0.112 R)
• M16: 12,978,662 km (0.1 R)
• M17: 13,694,339 km (0.052 R)
• M18: 17,437,726 km (0.106 R)
• M19: 17,751,283 km (0.117 R)
• M20: 18,308,835 km (0.113 R)
• M21: 18,714,095 km (0.025 R)
• M22: 22,636,402 km (0.071 R)
• M23: 26,143,724 km (0.079 R)
• M24: 26,657,892 km (0.098 R)
• M25: 26,969,654 km (0.087 R)
• M26: 27,388,977 km (0.119 R)
• M27: 27,706,423 km (0.111 R)
• M28: 30,221,911 km (0.081 R)
• M29: 30,788,139 km (0.043 R)
• M30: 37,233,264 km (0.092 R)
• M31: 41,949,188 km (0.075 R)
• M32: 45,108,545 km (0.058 R)
• M33: 45,551,355 km (0.092 R)
• M34: 54,859,185 km (0.065 R)
• M35: 56,895,810 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.6

Radius: 7.2

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.65 AU - 12.03 AU

Year: 21812 Days

Day: 17.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,408,733 km

• M1: 97,388 km (0.057 R)
• M2: 448,046 km (0.102 R)
• M3: 720,613 km (0.102 R)
• M4: 1,743,414 km (0.101 R)
• M5: 2,262,518 km (0.059 R)
• M6: 2,957,999 km (0.079 R)
• M7: 3,456,608 km (0.107 R)
• M8: 4,728,489 km (0.118 R)
• M9: 5,023,646 km (0.108 R)
• M10: 5,857,654 km (0.045 R)
• M11: 6,826,899 km (0.104 R)
• M12: 7,797,340 km (0.07 R)
• M13: 8,368,654 km (0.11 R)
• M14: 9,594,759 km (0.107 R)
• M15: 9,889,317 km (0.049 R)
• M16: 10,872,624 km (0.049 R)
• M17: 11,785,320 km (0.077 R)
• M18: 13,687,906 km (0.077 R)
• M19: 15,382,700 km (0.1 R)
• M20: 19,462,982 km (0.09 R)
• M21: 21,399,078 km (0.102 R)
• M22: 23,353,724 km (0.111 R)
• M23: 23,672,965 km (0.115 R)
• M24: 32,235,050 km (0.052 R)
• M25: 38,369,460 km (0.09 R)
• M26: 51,254,774 km (0.109 R)
• M27: 56,626,684 km (0.103 R)
• M28: 70,668,987 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.1

Radius: 5.5

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.81 AU - 12.99 AU

Year: 22002 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,408,733 km

• M1: 68,516 km (0.084 R)
• M2: 273,914 km (0.083 R)
• M3: 7,161,848 km (0.049 R)
• M4: 10,497,881 km (0.052 R)
• M5: 18,646,776 km (0.04 R)
• M6: 24,582,072 km (0.063 R)
• M7: 26,873,163 km (0.091 R)
• M8: 27,062,255 km (0.112 R)
• M9: 28,509,913 km (0.067 R)
• M10: 37,462,448 km (0.118 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: 380 - 14,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit