🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.53 AU - 0.71 AU

Year: 315 Days

Day: 12.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,233,556 km

• M1: 38,746 km (0.083 R)
• M2: 62,682 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.48 AU - 0.78 AU

Year: 323 Days

Day: 40.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.8

Radius: 11.4

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.66 AU - 0.76 AU

Year: 386 Days

Day: 6.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,233,556 km

• M1: 142,118 km (0.085 R)
• M2: 498,610 km (0.051 R)
• M3: 931,396 km (0.087 R)
• M4: 1,337,255 km (0.111 R)
• M5: 1,945,969 km (0.099 R)
• M6: 2,404,038 km (0.102 R)
• M7: 2,801,968 km (0.094 R)
• M8: 3,389,888 km (0.057 R)
• M9: 3,855,586 km (0.097 R)
• M10: 4,445,750 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.9

Radius: 9.4

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.41 AU - 2.15 AU

Year: 1533 Days

Day: 10.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,233,556 km

• M1: 117,734 km (0.067 R)
• M2: 456,423 km (0.041 R)
• M3: 927,656 km (0.095 R)
• M4: 1,328,279 km (0.092 R)
• M5: 1,913,357 km (0.099 R)
• M6: 2,329,837 km (0.068 R)
• M7: 3,011,555 km (0.062 R)
• M8: 3,689,981 km (0.113 R)
• M9: 5,390,460 km (0.09 R)
• M10: 6,157,299 km (0.082 R)
• M11: 6,797,129 km (0.07 R)
• M12: 7,095,427 km (0.095 R)
• M13: 8,153,832 km (0.099 R)
• M14: 8,691,935 km (0.028 R)
• M15: 9,163,318 km (0.045 R)
• M16: 9,651,755 km (0.057 R)
• M17: 11,887,645 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.5

Radius: 9.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.28 AU - 2.86 AU

Year: 2660 Days

Day: 5.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,233,556 km

• M1: 119,379 km (0.114 R)
• M2: 430,393 km (0.046 R)
• M3: 818,450 km (0.105 R)
• M4: 1,161,927 km (0.045 R)
• M5: 1,757,625 km (0.071 R)
• M6: 3,789,015 km (0.103 R)
• M7: 4,400,272 km (0.088 R)
• M8: 6,217,587 km (0.1 R)
• M9: 6,681,041 km (0.056 R)
• M10: 7,292,747 km (0.064 R)
• M11: 7,861,518 km (0.106 R)
• M12: 8,184,051 km (0.117 R)
• M13: 8,599,783 km (0.111 R)
• M14: 9,533,573 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255

Radius: 8.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.43 AU - 6.01 AU

Year: 7701 Days

Day: 5.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,233,556 km

• M1: 131,646 km (0.12 R)
• M2: 476,768 km (0.066 R)
• M3: 1,070,522 km (0.07 R)
• M4: 1,355,058 km (0.099 R)
• M5: 1,678,189 km (0.071 R)
• M6: 1,995,935 km (0.104 R)
• M7: 2,338,215 km (0.09 R)
• M8: 3,122,706 km (0.075 R)
• M9: 3,440,601 km (0.075 R)
• M10: 3,824,021 km (0.094 R)
• M11: 5,094,555 km (0.102 R)
• M12: 5,451,945 km (0.048 R)
• M13: 5,914,801 km (0.082 R)
• M14: 6,658,003 km (0.114 R)
• M15: 8,217,411 km (0.068 R)
• M16: 8,518,252 km (0.086 R)
• M17: 10,177,293 km (0.118 R)
• M18: 10,790,046 km (0.112 R)
• M19: 11,802,524 km (0.109 R)
• M20: 15,051,042 km (0.113 R)
• M21: 15,731,114 km (0.093 R)
• M22: 17,769,235 km (0.105 R)
• M23: 20,798,592 km (0.106 R)
• M24: 22,289,484 km (0.111 R)
• M25: 23,247,360 km (0.095 R)
• M26: 24,541,082 km (0.118 R)
• M27: 25,009,024 km (0.077 R)
• M28: 26,529,986 km (0.049 R)
• M29: 28,538,038 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.3

Radius: 7.3

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.18 AU - 9.7 AU

Year: 14446 Days

Day: 19.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,233,556 km

• M1: 95,443 km (0.102 R)
• M2: 467,045 km (0.093 R)
• M3: 848,968 km (0.116 R)
• M4: 1,182,422 km (0.066 R)
• M5: 1,470,547 km (0.114 R)
• M6: 1,709,006 km (0.085 R)
• M7: 2,061,907 km (0.075 R)
• M8: 2,714,453 km (0.096 R)
• M9: 3,006,468 km (0.091 R)
• M10: 3,574,940 km (0.043 R)
• M11: 4,605,670 km (0.089 R)
• M12: 5,022,599 km (0.119 R)
• M13: 6,543,860 km (0.086 R)
• M14: 6,906,036 km (0.076 R)
• M15: 7,366,798 km (0.073 R)
• M16: 7,803,175 km (0.035 R)
• M17: 8,396,180 km (0.065 R)
• M18: 10,036,372 km (0.109 R)
• M19: 11,703,041 km (0.106 R)
• M20: 14,135,054 km (0.056 R)
• M21: 14,740,776 km (0.072 R)
• M22: 18,188,109 km (0.092 R)
• M23: 18,663,531 km (0.08 R)
• M24: 19,474,501 km (0.116 R)
• M25: 20,055,988 km (0.119 R)
• M26: 21,604,326 km (0.11 R)
• M27: 22,954,148 km (0.09 R)
• M28: 24,937,217 km (0.06 R)
• M29: 26,623,933 km (0.108 R)
• M30: 36,085,550 km (0.115 R)
• M31: 36,710,420 km (0.114 R)
• M32: 38,889,014 km (0.096 R)
• M33: 43,925,974 km (0.116 R)
• M34: 45,794,152 km (0.116 R)
• M35: 52,032,234 km (0.08 R)
• M36: 52,509,750 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.5

Radius: 3.4

Gravity: 54.97 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.38 AU - 9.96 AU

Year: 16483 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,233,556 km

• M1: 42,336 km (0.077 R)
• M2: 175,777 km (0.099 R)
• M3: 299,345 km (0.117 R)
• M4: 571,613 km (0.081 R)
• M5: 1,427,912 km (0.103 R)
• M6: 2,022,264 km (0.03 R)
• M7: 2,885,593 km (0.082 R)
• M8: 3,317,782 km (0.052 R)
• M9: 3,507,621 km (0.041 R)
• M10: 3,619,520 km (0.095 R)
• M11: 6,346,390 km (0.101 R)
• M12: 8,792,166 km (0.102 R)
• M13: 9,802,849 km (0.111 R)
• M14: 11,800,280 km (0.118 R)
• M15: 12,051,754 km (0.101 R)
• M16: 12,242,791 km (0.119 R)
• M17: 12,500,548 km (0.079 R)
• M18: 12,630,698 km (0.081 R)
• M19: 14,985,518 km (0.097 R)
• M20: 17,780,754 km (0.118 R)
• M21: 19,825,458 km (0.062 R)
• M22: 22,595,113 km (0.107 R)
• M23: 29,113,990 km (0.044 R)
• M24: 30,623,283 km (0.07 R)
• M25: 32,674,868 km (0.12 R)
• M26: 38,406,112 km (0.032 R)
• M27: 44,015,434 km (0.065 R)
• M28: 45,229,869 km (0.038 R)
• M29: 49,656,021 km (0.053 R)
• M30: 54,016,500 km (0.117 R)
• M31: 56,466,913 km (0.108 R)
• M32: 57,001,426 km (0.069 R)
• M33: 59,356,845 km (0.106 R)
• M34: 60,279,714 km (0.073 R)
• M35: 62,914,731 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 15,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit