🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 14.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 9.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.56 AU - 0.9 AU

Year: 403 Days

Day: 7.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,215,495 km

• M1: 113,096 km (0.088 R)
• M2: 398,678 km (0.073 R)
• M3: 1,063,192 km (0.085 R)
• M4: 1,579,006 km (0.06 R)
• M5: 2,341,057 km (0.037 R)
• M6: 2,702,336 km (0.113 R)
• M7: 3,129,887 km (0.095 R)
• M8: 3,495,653 km (0.108 R)
• M9: 3,912,583 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.1

Radius: 14.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.93 AU - 1.55 AU

Year: 892 Days

Day: 9.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,215,495 km

• M1: 181,761 km (0.078 R)
• M2: 684,560 km (0.087 R)
• M3: 1,355,656 km (0.105 R)
• M4: 2,046,798 km (0.108 R)
• M5: 2,725,673 km (0.075 R)
• M6: 3,904,504 km (0.05 R)
• M7: 4,718,167 km (0.067 R)
• M8: 6,799,971 km (0.077 R)
• M9: 8,867,863 km (0.057 R)
• M10: 9,321,593 km (0.067 R)
• M11: 10,650,022 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.1

Radius: 9.7

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.25 AU - 1.89 AU

Year: 1270 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,215,495 km

• M1: 125,662 km (0.096 R)
• M2: 434,881 km (0.089 R)
• M3: 817,852 km (0.066 R)
• M4: 1,262,307 km (0.11 R)
• M5: 1,644,529 km (0.11 R)
• M6: 1,961,527 km (0.083 R)
• M7: 2,330,884 km (0.059 R)
• M8: 2,708,918 km (0.079 R)
• M9: 3,059,725 km (0.103 R)
• M10: 3,426,090 km (0.091 R)
• M11: 3,901,363 km (0.09 R)
• M12: 4,281,790 km (0.063 R)
• M13: 4,596,843 km (0.066 R)
• M14: 5,175,937 km (0.093 R)
• M15: 5,845,238 km (0.103 R)
• M16: 6,189,911 km (0.069 R)
• M17: 6,779,028 km (0.026 R)
• M18: 7,135,669 km (0.043 R)
• M19: 8,997,115 km (0.118 R)
• M20: 9,428,256 km (0.092 R)
• M21: 9,753,332 km (0.073 R)
• M22: 10,488,456 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.6

Radius: 13

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.34 AU - 2.48 AU

Year: 2416 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,215,495 km

• M1: 161,865 km (0.05 R)
• M2: 567,574 km (0.11 R)
• M3: 1,053,319 km (0.094 R)
• M4: 1,647,970 km (0.069 R)
• M5: 2,555,880 km (0.034 R)
• M6: 3,162,948 km (0.046 R)
• M7: 3,684,596 km (0.118 R)
• M8: 4,689,594 km (0.038 R)
• M9: 5,747,999 km (0.119 R)
• M10: 6,346,839 km (0.062 R)
• M11: 6,877,463 km (0.067 R)
• M12: 7,466,430 km (0.06 R)
• M13: 8,180,610 km (0.071 R)
• M14: 8,617,885 km (0.04 R)
• M15: 9,070,867 km (0.116 R)
• M16: 9,954,242 km (0.07 R)
• M17: 10,562,507 km (0.114 R)
• M18: 11,044,063 km (0.094 R)
• M19: 11,540,429 km (0.055 R)
• M20: 12,091,547 km (0.089 R)
• M21: 13,763,602 km (0.058 R)
• M22: 16,210,276 km (0.044 R)
• M23: 16,702,602 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.2

Radius: 14

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.62 AU - 3.94 AU

Year: 3836 Days

Day: 14.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,215,495 km

• M1: 174,282 km (0.085 R)
• M2: 620,981 km (0.091 R)
• M3: 1,180,626 km (0.057 R)
• M4: 1,745,059 km (0.056 R)
• M5: 2,474,050 km (0.058 R)
• M6: 2,986,871 km (0.034 R)
• M7: 3,728,577 km (0.025 R)
• M8: 4,165,553 km (0.116 R)
• M9: 4,778,006 km (0.049 R)
• M10: 5,295,465 km (0.112 R)
• M11: 6,327,840 km (0.045 R)
• M12: 7,885,753 km (0.104 R)
• M13: 9,571,421 km (0.116 R)
• M14: 11,836,184 km (0.079 R)
• M15: 13,117,340 km (0.106 R)
• M16: 14,846,392 km (0.097 R)
• M17: 16,116,927 km (0.051 R)
• M18: 17,574,010 km (0.056 R)
• M19: 18,334,565 km (0.099 R)
• M20: 18,995,339 km (0.116 R)
• M21: 21,466,546 km (0.072 R)
• M22: 23,298,522 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.3

Radius: 12.1

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.18 AU - 4.4 AU

Year: 4764 Days

Day: 8.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,215,495 km

• M1: 207,492 km (0.096 R)
• M2: 1,380,639 km (0.103 R)
• M3: 3,370,440 km (0.038 R)
• M4: 4,372,447 km (0.113 R)
• M5: 5,217,076 km (0.082 R)
• M6: 6,910,973 km (0.109 R)
• M7: 7,817,985 km (0.035 R)
• M8: 9,806,888 km (0.068 R)
• M9: 11,251,405 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.6

Radius: 11.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.6 AU - 6.78 AU

Year: 8764 Days

Day: 9.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,215,495 km

• M1: 153,637 km (0.119 R)
• M2: 988,244 km (0.115 R)
• M3: 1,961,527 km (0.067 R)
• M4: 3,045,214 km (0.115 R)
• M5: 6,403,238 km (0.038 R)
• M6: 7,357,822 km (0.092 R)
• M7: 12,299,787 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.9

Radius: 7.8

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.53 AU - 12.17 AU

Year: 23076 Days

Day: 21 Hours

Environment

Temp: -240 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,215,495 km

• M1: 111,899 km (0.076 R)
• M2: 497,563 km (0.107 R)
• M3: 797,357 km (0.098 R)
• M4: 1,190,799 km (0.099 R)
• M5: 2,010,895 km (0.108 R)
• M6: 3,561,626 km (0.089 R)
• M7: 4,355,841 km (0.025 R)
• M8: 5,782,107 km (0.062 R)
• M9: 6,466,966 km (0.048 R)
• M10: 8,256,905 km (0.094 R)
• M11: 10,724,821 km (0.055 R)
• M12: 11,104,351 km (0.101 R)
• M13: 11,492,856 km (0.109 R)
• M14: 12,995,268 km (0.118 R)
• M15: 13,867,723 km (0.086 R)
• M16: 14,242,615 km (0.12 R)
• M17: 15,012,595 km (0.108 R)
• M18: 15,487,718 km (0.115 R)
• M19: 23,552,090 km (0.036 R)
• M20: 24,410,184 km (0.113 R)
• M21: 26,074,909 km (0.05 R)
• M22: 31,136,553 km (0.099 R)
• M23: 32,826,859 km (0.11 R)
• M24: 33,225,537 km (0.061 R)
• M25: 33,896,933 km (0.063 R)
• M26: 39,448,659 km (0.085 R)
• M27: 43,150,159 km (0.056 R)
• M28: 43,628,424 km (0.115 R)
• M29: 51,413,198 km (0.09 R)
• M30: 52,130,968 km (0.104 R)
• M31: 54,324,073 km (0.068 R)
• M32: 57,921,304 km (0.044 R)
• M33: 62,892,142 km (0.104 R)
• M34: 68,788,542 km (0.07 R)
• M35: 71,424,606 km (0.117 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: 415 - 19,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit