🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.48 AU - 0.62 AU

Year: 268 Days

Day: 20.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 179.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.46 AU - 0.68 AU

Year: 282 Days

Day: 35.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.2

Radius: 13.4

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.68 AU - 0.82 AU

Year: 426 Days

Day: 9.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,551,381 km

• M1: 166,802 km (0.108 R)
• M2: 697,874 km (0.088 R)
• M3: 1,329,327 km (0.065 R)
• M4: 1,745,957 km (0.082 R)
• M5: 2,375,764 km (0.099 R)
• M6: 3,011,704 km (0.095 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.8

Radius: 14.3

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.99 AU - 1.59 AU

Year: 961 Days

Day: 12.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,551,381 km

• M1: 178,021 km (0.078 R)
• M2: 652,546 km (0.042 R)
• M3: 1,130,810 km (0.052 R)
• M4: 1,585,737 km (0.12 R)
• M5: 2,077,615 km (0.088 R)
• M6: 2,731,208 km (0.092 R)
• M7: 3,205,733 km (0.045 R)
• M8: 3,930,235 km (0.094 R)
• M9: 5,590,772 km (0.026 R)
• M10: 6,112,270 km (0.108 R)
• M11: 7,465,083 km (0.098 R)
• M12: 8,455,272 km (0.116 R)
• M13: 9,199,371 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.7

Radius: 11.7

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.21 AU - 1.77 AU

Year: 1193 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,551,381 km

• M1: 145,559 km (0.054 R)
• M2: 811,120 km (0.081 R)
• M3: 1,315,863 km (0.116 R)
• M4: 1,704,219 km (0.1 R)
• M5: 3,440,452 km (0.082 R)
• M6: 3,845,862 km (0.083 R)
• M7: 4,319,639 km (0.08 R)
• M8: 5,578,505 km (0.089 R)
• M9: 6,716,047 km (0.066 R)
• M10: 7,222,436 km (0.074 R)
• M11: 9,077,449 km (0.07 R)
• M12: 12,615,289 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.8

Radius: 12.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2 AU - 2.2 AU

Year: 1996 Days

Day: 11.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,551,381 km

• M1: 157,975 km (0.065 R)
• M2: 654,191 km (0.107 R)
• M3: 1,199,775 km (0.111 R)
• M4: 2,123,841 km (0.032 R)
• M5: 2,627,537 km (0.033 R)
• M6: 3,460,947 km (0.095 R)
• M7: 3,966,588 km (0.079 R)
• M8: 4,444,553 km (0.085 R)
• M9: 5,127,467 km (0.106 R)
• M10: 5,879,496 km (0.088 R)
• M11: 6,282,363 km (0.059 R)
• M12: 7,714,613 km (0.112 R)
• M13: 8,522,591 km (0.061 R)
• M14: 9,164,964 km (0.115 R)
• M15: 9,806,589 km (0.105 R)
• M16: 11,143,994 km (0.046 R)
• M17: 13,802,797 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 8.9

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.85 AU - 2.85 AU

Year: 3156 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,551,381 km

• M1: 110,852 km (0.115 R)
• M2: 645,216 km (0.118 R)
• M3: 1,089,372 km (0.053 R)
• M4: 1,377,647 km (0.112 R)
• M5: 2,282,564 km (0.109 R)
• M6: 3,253,604 km (0.086 R)
• M7: 3,618,922 km (0.094 R)
• M8: 4,011,467 km (0.037 R)
• M9: 4,857,742 km (0.042 R)
• M10: 5,207,352 km (0.102 R)
• M11: 5,627,573 km (0.068 R)
• M12: 6,655,908 km (0.103 R)
• M13: 7,737,651 km (0.099 R)
• M14: 8,822,385 km (0.118 R)
• M15: 10,864,695 km (0.115 R)
• M16: 11,334,133 km (0.119 R)
• M17: 13,936,238 km (0.047 R)
• M18: 14,695,747 km (0.097 R)
• M19: 15,751,010 km (0.106 R)
• M20: 17,254,618 km (0.087 R)
• M21: 20,223,837 km (0.032 R)
• M22: 21,395,188 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.5

Radius: 3.1

Gravity: 39.18 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.98 AU - 7.4 AU

Year: 12647 Days

Day: 20.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,551,381 km

• M1: 52,359 km (0.1 R)
• M2: 233,672 km (0.066 R)
• M3: 439,668 km (0.06 R)
• M4: 547,379 km (0.091 R)
• M5: 835,654 km (0.04 R)
• M6: 1,392,158 km (0.108 R)
• M7: 1,748,051 km (0.04 R)
• M8: 2,039,617 km (0.068 R)
• M9: 2,974,903 km (0.117 R)
• M10: 3,867,404 km (0.075 R)
• M11: 4,832,460 km (0.101 R)
• M12: 5,112,507 km (0.112 R)
• M13: 5,877,401 km (0.069 R)
• M14: 8,095,938 km (0.11 R)
• M15: 9,413,596 km (0.066 R)
• M16: 9,605,978 km (0.093 R)
• M17: 12,009,567 km (0.071 R)
• M18: 12,696,670 km (0.1 R)
• M19: 14,850,132 km (0.055 R)
• M20: 16,115,281 km (0.057 R)
• M21: 17,378,336 km (0.065 R)
• M22: 17,813,666 km (0.11 R)
• M23: 18,857,560 km (0.115 R)
• M24: 19,705,780 km (0.104 R)
• M25: 33,821,087 km (0.07 R)
• M26: 35,070,678 km (0.076 R)
• M27: 39,003,905 km (0.085 R)
• M28: 41,912,536 km (0.039 R)
• M29: 45,919,066 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.3

Radius: 7.1

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.41 AU - 10.17 AU

Year: 15658 Days

Day: 22.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,551,381 km

• M1: 88,263 km (0.091 R)
• M2: 496,964 km (0.058 R)
• M3: 738,565 km (0.095 R)
• M4: 1,758,972 km (0.08 R)
• M5: 2,283,163 km (0.083 R)
• M6: 2,644,890 km (0.089 R)
• M7: 3,457,955 km (0.058 R)
• M8: 3,691,776 km (0.096 R)
• M9: 5,566,986 km (0.073 R)
• M10: 8,692,983 km (0.087 R)
• M11: 9,324,734 km (0.073 R)
• M12: 10,625,189 km (0.062 R)
• M13: 12,950,388 km (0.072 R)
• M14: 14,497,530 km (0.108 R)
• M15: 15,806,661 km (0.034 R)
• M16: 16,236,007 km (0.118 R)
• M17: 17,876,946 km (0.039 R)
• M18: 18,896,904 km (0.061 R)
• M19: 22,011,681 km (0.062 R)
• M20: 22,818,163 km (0.114 R)
• M21: 25,258,104 km (0.082 R)
• M22: 26,541,056 km (0.082 R)
• M23: 26,843,244 km (0.09 R)
• M24: 27,557,125 km (0.119 R)
• M25: 31,429,765 km (0.086 R)
• M26: 34,203,758 km (0.064 R)
• M27: 37,768,376 km (0.101 R)
• M28: 38,278,654 km (0.092 R)
• M29: 41,844,469 km (0.051 R)
• M30: 43,080,596 km (0.115 R)
• M31: 44,624,297 km (0.087 R)
• M32: 46,934,836 km (0.103 R)
• M33: 47,821,503 km (0.098 R)
• M34: 48,719,239 km (0.064 R)
• M35: 49,021,128 km (0.069 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.9

Radius: 3.6

Gravity: 21.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.64 AU - 12.74 AU

Year: 22929 Days

Day: 24.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,551,381 km

• M1: 45,179 km (0.065 R)
• M2: 167,849 km (0.088 R)
• M3: 336,446 km (0.117 R)
• M4: 812,765 km (0.077 R)
• M5: 1,498,821 km (0.068 R)
• M6: 2,505,166 km (0.099 R)
• M7: 2,866,894 km (0.116 R)
• M8: 3,185,537 km (0.083 R)
• M9: 4,100,478 km (0.108 R)
• M10: 4,766,338 km (0.052 R)
• M11: 5,876,803 km (0.117 R)
• M12: 7,061,767 km (0.088 R)
• M13: 7,414,669 km (0.103 R)
• M14: 8,495,065 km (0.088 R)
• M15: 10,616,512 km (0.068 R)
• M16: 11,798,934 km (0.119 R)
• M17: 11,983,537 km (0.115 R)
• M18: 14,212,546 km (0.093 R)
• M19: 16,935,975 km (0.053 R)
• M20: 19,469,864 km (0.085 R)
• M21: 20,162,502 km (0.095 R)
• M22: 21,051,263 km (0.084 R)
• M23: 25,785,886 km (0.104 R)
• M24: 29,571,011 km (0.091 R)
• M25: 29,684,257 km (0.11 R)
• M26: 30,140,231 km (0.109 R)
• M27: 30,485,204 km (0.044 R)
• M28: 33,218,506 km (0.099 R)
• M29: 35,852,925 km (0.117 R)
• M30: 39,303,101 km (0.064 R)
• M31: 41,817,093 km (0.114 R)
• M32: 42,389,903 km (0.115 R)
• M33: 43,113,358 km (0.086 R)
• M34: 43,992,246 km (0.104 R)
• M35: 50,805,830 km (0.12 R)
• M36: 53,280,179 km (0.102 R)
• M37: 57,934,319 km (0.085 R)
• M38: 59,363,577 km (0.088 R)
• M39: 61,183,136 km (0.053 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 13,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit