🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.6 AU - 0.84 AU

Year: 275 Days

Day: 45.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,481,630 km

• M1: 406,009 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.86 AU - 1.32 AU

Year: 512 Days

Day: 22 Hours

Environment

Temp: -76 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.04 AU - 1.52 AU

Year: 651 Days

Day: 42.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.5

Radius: 13.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.46 AU - 2.88 AU

Year: 1961 Days

Day: 11.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,481,630 km

• M1: 162,912 km (0.096 R)
• M2: 575,503 km (0.115 R)
• M3: 1,134,401 km (0.118 R)
• M4: 1,866,084 km (0.082 R)
• M5: 2,318,169 km (0.076 R)
• M6: 2,895,467 km (0.046 R)
• M7: 3,658,865 km (0.066 R)
• M8: 4,205,645 km (0.091 R)
• M9: 4,881,079 km (0.084 R)
• M10: 5,964,617 km (0.093 R)
• M11: 6,563,457 km (0.059 R)
• M12: 7,056,831 km (0.065 R)
• M13: 7,499,341 km (0.061 R)
• M14: 8,065,420 km (0.112 R)
• M15: 8,604,720 km (0.096 R)
• M16: 9,458,774 km (0.113 R)
• M17: 9,997,775 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 11.8

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.56 AU - 4.02 AU

Year: 3317 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,481,630 km

• M1: 152,291 km (0.099 R)
• M2: 558,150 km (0.038 R)
• M3: 934,987 km (0.089 R)
• M4: 1,930,411 km (0.1 R)
• M5: 2,321,759 km (0.112 R)
• M6: 3,074,984 km (0.111 R)
• M7: 5,274,073 km (0.079 R)
• M8: 6,428,968 km (0.111 R)
• M9: 7,209,121 km (0.077 R)
• M10: 8,717,966 km (0.107 R)
• M11: 10,905,086 km (0.047 R)
• M12: 12,200,604 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 10.9

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.38 AU - 4.76 AU

Year: 4392 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,481,630 km

• M1: 156,629 km (0.067 R)
• M2: 506,239 km (0.088 R)
• M3: 2,190,262 km (0.114 R)
• M4: 2,913,119 km (0.072 R)
• M5: 3,733,215 km (0.058 R)
• M6: 4,187,992 km (0.103 R)
• M7: 4,961,563 km (0.111 R)
• M8: 6,764,666 km (0.069 R)
• M9: 7,950,678 km (0.091 R)
• M10: 11,852,789 km (0.07 R)
• M11: 12,216,312 km (0.054 R)
• M12: 12,796,751 km (0.118 R)
• M13: 16,028,065 km (0.091 R)
• M14: 16,673,730 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 10.6

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.94 AU - 6.44 AU

Year: 6102 Days

Day: 6.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,481,630 km

• M1: 131,945 km (0.112 R)
• M2: 918,681 km (0.083 R)
• M3: 1,440,328 km (0.12 R)
• M4: 1,820,307 km (0.116 R)
• M5: 3,212,315 km (0.032 R)
• M6: 3,542,029 km (0.065 R)
• M7: 4,670,894 km (0.034 R)
• M8: 5,067,029 km (0.064 R)
• M9: 6,599,061 km (0.114 R)
• M10: 6,953,608 km (0.083 R)
• M11: 10,940,092 km (0.085 R)
• M12: 12,968,191 km (0.101 R)
• M13: 14,870,627 km (0.108 R)
• M14: 25,031,314 km (0.094 R)
• M15: 30,331,267 km (0.108 R)
• M16: 30,722,167 km (0.107 R)
• M17: 34,818,456 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.3

Radius: 3.8

Gravity: 64.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.57 AU - 11.13 AU

Year: 12854 Days

Day: 18.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 82.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 66,481,630 km

• M1: 83,027 km (0.049 R)
• M2: 219,011 km (0.092 R)
• M3: 360,381 km (0.037 R)
• M4: 652,396 km (0.094 R)
• M5: 779,704 km (0.09 R)
• M6: 1,321,248 km (0.119 R)
• M7: 2,041,861 km (0.092 R)
• M8: 2,277,029 km (0.092 R)
• M9: 2,508,307 km (0.037 R)
• M10: 3,042,372 km (0.097 R)
• M11: 4,054,701 km (0.094 R)
• M12: 4,555,106 km (0.069 R)
• M13: 4,752,874 km (0.117 R)
• M14: 5,025,591 km (0.06 R)
• M15: 5,602,291 km (0.116 R)
• M16: 5,829,530 km (0.054 R)
• M17: 7,780,735 km (0.094 R)
• M18: 11,280,876 km (0.117 R)
• M19: 13,982,015 km (0.113 R)
• M20: 14,190,106 km (0.064 R)
• M21: 14,612,122 km (0.112 R)
• M22: 14,898,302 km (0.11 R)
• M23: 19,304,558 km (0.063 R)
• M24: 20,706,589 km (0.032 R)
• M25: 21,987,895 km (0.045 R)
• M26: 26,252,482 km (0.117 R)
• M27: 26,463,265 km (0.077 R)
• M28: 28,633,332 km (0.104 R)
• M29: 30,105,823 km (0.119 R)
• M30: 33,200,704 km (0.089 R)
• M31: 33,570,959 km (0.107 R)
• M32: 35,591,877 km (0.066 R)
• M33: 35,850,083 km (0.032 R)
• M34: 37,558,939 km (0.088 R)
• M35: 38,095,397 km (0.095 R)
• M36: 38,773,225 km (0.091 R)
• M37: 42,283,240 km (0.04 R)
• M38: 43,009,687 km (0.086 R)
• M39: 45,694,071 km (0.088 R)
• M40: 48,329,986 km (0.092 R)
• M41: 55,445,608 km (0.082 R)
• M42: 59,342,184 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.2

Radius: 7.7

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.78 AU - 12.06 AU

Year: 15122 Days

Day: 17.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,481,630 km

• M1: 99,183 km (0.118 R)
• M2: 399,426 km (0.11 R)
• M3: 701,764 km (0.09 R)
• M4: 1,096,104 km (0.103 R)
• M5: 1,359,396 km (0.074 R)
• M6: 1,665,174 km (0.108 R)
• M7: 1,997,880 km (0.087 R)
• M8: 3,485,780 km (0.026 R)
• M9: 4,344,472 km (0.075 R)
• M10: 5,789,438 km (0.114 R)
• M11: 7,622,610 km (0.085 R)
• M12: 8,798,748 km (0.119 R)
• M13: 10,901,496 km (0.103 R)
• M14: 11,942,548 km (0.078 R)
• M15: 13,115,545 km (0.052 R)
• M16: 14,723,871 km (0.097 R)
• M17: 16,616,434 km (0.118 R)
• M18: 20,603,367 km (0.102 R)
• M19: 21,620,931 km (0.073 R)
• M20: 23,556,130 km (0.091 R)
• M21: 24,259,838 km (0.111 R)
• M22: 24,874,087 km (0.119 R)
• M23: 25,920,973 km (0.078 R)
• M24: 26,779,365 km (0.093 R)
• M25: 30,167,607 km (0.087 R)
• M26: 34,726,603 km (0.112 R)
• M27: 34,985,407 km (0.084 R)
• M28: 35,901,245 km (0.106 R)
• M29: 37,508,225 km (0.062 R)
• M30: 40,434,808 km (0.097 R)
• M31: 40,865,052 km (0.093 R)
• M32: 45,490,319 km (0.091 R)
• M33: 46,111,449 km (0.047 R)
• M34: 48,329,986 km (0.101 R)
• M35: 54,185,695 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 12,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit