🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.57 AU - 0.75 AU

Year: 341 Days

Day: 40 Hours

Environment

Temp: -134 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460

Radius: 12.8

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.65 AU - 0.71 AU

Year: 357 Days

Day: 10.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,617,431 km

• M1: 159,172 km (0.09 R)
• M2: 609,013 km (0.102 R)
• M3: 1,019,659 km (0.056 R)
• M4: 1,644,978 km (0.108 R)
• M5: 2,185,774 km (0.098 R)
• M6: 2,686,179 km (0.107 R)
• M7: 3,159,507 km (0.112 R)
• M8: 3,885,655 km (0.06 R)
• M9: 4,301,537 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955

Radius: 8.6

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.56 AU - 0.84 AU

Year: 372 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,617,431 km

• M1: 106,962 km (0.104 R)
• M2: 406,457 km (0.105 R)
• M3: 689,048 km (0.118 R)
• M4: 984,952 km (0.119 R)
• M5: 1,373,608 km (0.053 R)
• M6: 1,762,413 km (0.094 R)
• M7: 2,033,334 km (0.1 R)
• M8: 2,512,347 km (0.113 R)
• M9: 3,098,172 km (0.025 R)
• M10: 3,447,932 km (0.116 R)
• M11: 4,008,625 km (0.095 R)
• M12: 4,353,448 km (0.08 R)
• M13: 4,703,207 km (0.085 R)
• M14: 5,055,810 km (0.115 R)
• M15: 5,344,085 km (0.104 R)
• M16: 5,643,131 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63

Radius: 12.2

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.71 AU - 0.73 AU

Year: 388 Days

Day: 14.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,617,431 km

• M1: 151,991 km (0.082 R)
• M2: 547,827 km (0.114 R)
• M3: 1,010,534 km (0.12 R)
• M4: 1,513,033 km (0.107 R)
• M5: 2,001,769 km (0.118 R)
• M6: 2,426,178 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.3

Radius: 10.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.89 AU - 2.67 AU

Year: 2189 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 65,617,431 km

• M1: 145,260 km (0.082 R)
• M2: 762,650 km (0.064 R)
• M3: 1,307,635 km (0.113 R)
• M4: 4,456,221 km (0.031 R)
• M5: 5,901,038 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.8

Radius: 9.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.14 AU - 3.12 AU

Year: 2712 Days

Day: 13.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 51.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,617,431 km

• M1: 124,465 km (0.074 R)
• M2: 503,546 km (0.047 R)
• M3: 887,265 km (0.073 R)
• M4: 1,315,264 km (0.101 R)
• M5: 1,948,063 km (0.12 R)
• M6: 3,005,272 km (0.105 R)
• M7: 3,478,898 km (0.083 R)
• M8: 4,344,023 km (0.041 R)
• M9: 4,838,294 km (0.1 R)
• M10: 5,180,574 km (0.074 R)
• M11: 5,888,322 km (0.093 R)
• M12: 8,144,108 km (0.119 R)
• M13: 8,629,703 km (0.1 R)
• M14: 9,766,198 km (0.061 R)
• M15: 10,129,421 km (0.06 R)
• M16: 11,836,483 km (0.084 R)
• M17: 12,758,305 km (0.109 R)
• M18: 13,458,124 km (0.112 R)
• M19: 17,666,013 km (0.106 R)
• M20: 18,097,154 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.5

Radius: 13

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.98 AU - 4.46 AU

Year: 5512 Days

Day: 13.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,617,431 km

• M1: 161,715 km (0.098 R)
• M2: 744,399 km (0.062 R)
• M3: 1,505,553 km (0.108 R)
• M4: 1,920,986 km (0.057 R)
• M5: 2,708,918 km (0.052 R)
• M6: 3,535,596 km (0.097 R)
• M7: 3,986,334 km (0.056 R)
• M8: 5,244,153 km (0.078 R)
• M9: 6,913,366 km (0.042 R)
• M10: 7,347,051 km (0.114 R)
• M11: 8,952,086 km (0.093 R)
• M12: 9,508,740 km (0.112 R)
• M13: 10,130,768 km (0.07 R)
• M14: 11,922,950 km (0.026 R)
• M15: 13,502,405 km (0.114 R)
• M16: 14,503,813 km (0.072 R)
• M17: 16,595,490 km (0.113 R)
• M18: 17,744,402 km (0.088 R)
• M19: 25,619,533 km (0.104 R)
• M20: 26,662,380 km (0.087 R)
• M21: 28,152,674 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704

Radius: 3.5

Gravity: 57.47 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.1 AU - 7.5 AU

Year: 12541 Days

Day: 15.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,617,431 km

• M1: 43,832 km (0.112 R)
• M2: 261,048 km (0.029 R)
• M3: 840,142 km (0.107 R)
• M4: 1,304,045 km (0.116 R)
• M5: 2,474,199 km (0.116 R)
• M6: 4,512,470 km (0.086 R)
• M7: 4,996,718 km (0.117 R)
• M8: 6,067,540 km (0.092 R)
• M9: 9,293,618 km (0.091 R)
• M10: 10,343,795 km (0.094 R)
• M11: 10,507,904 km (0.1 R)
• M12: 13,898,540 km (0.068 R)
• M13: 19,076,272 km (0.093 R)
• M14: 28,822,274 km (0.086 R)
• M15: 30,359,841 km (0.102 R)
• M16: 31,148,670 km (0.087 R)
• M17: 39,269,441 km (0.091 R)
• M18: 45,255,301 km (0.073 R)
• M19: 49,000,334 km (0.07 R)
• M20: 49,308,505 km (0.049 R)
• M21: 51,821,151 km (0.073 R)
• M22: 55,747,796 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.4

Radius: 5.6

Gravity: 27.69 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.96 AU - 8.92 AU

Year: 14225 Days

Day: 20.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,617,431 km

• M1: 69,713 km (0.076 R)
• M2: 526,435 km (0.085 R)
• M3: 877,541 km (0.083 R)
• M4: 2,099,008 km (0.108 R)
• M5: 2,761,277 km (0.085 R)
• M6: 3,781,236 km (0.116 R)
• M7: 4,960,665 km (0.1 R)
• M8: 5,281,104 km (0.11 R)
• M9: 5,502,359 km (0.104 R)
• M10: 5,963,420 km (0.091 R)
• M11: 6,702,733 km (0.113 R)
• M12: 7,734,210 km (0.116 R)
• M13: 10,106,982 km (0.103 R)
• M14: 10,391,068 km (0.111 R)
• M15: 10,738,883 km (0.114 R)
• M16: 13,531,726 km (0.064 R)
• M17: 15,465,877 km (0.111 R)
• M18: 16,773,811 km (0.114 R)
• M19: 17,576,852 km (0.09 R)
• M20: 17,822,642 km (0.093 R)
• M21: 18,489,250 km (0.062 R)
• M22: 19,872,432 km (0.071 R)
• M23: 22,648,968 km (0.049 R)
• M24: 23,430,916 km (0.025 R)
• M25: 25,990,386 km (0.084 R)
• M26: 27,944,433 km (0.11 R)
• M27: 28,843,517 km (0.115 R)
• M28: 29,415,130 km (0.069 R)
• M29: 30,581,096 km (0.114 R)
• M30: 30,817,909 km (0.092 R)
• M31: 33,882,422 km (0.046 R)
• M32: 34,647,016 km (0.112 R)
• M33: 41,471,522 km (0.081 R)
• M34: 41,761,742 km (0.069 R)
• M35: 45,350,595 km (0.086 R)
• M36: 47,061,994 km (0.062 R)
• M37: 50,944,657 km (0.076 R)
• M38: 63,478,116 km (0.073 R)
• M39: 63,863,481 km (0.055 R)
• M40: 65,617,366 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 10,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit