🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.47 AU - 0.69 AU

Year: 285 Days

Day: 38.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.55 AU - 0.69 AU

Year: 315 Days

Day: 38.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.3

Radius: 8.1

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.52 AU - 0.86 AU

Year: 370 Days

Day: 13.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,227,998 km

• M1: 100,829 km (0.117 R)
• M2: 261,048 km (0.056 R)
• M3: 449,841 km (0.103 R)
• M4: 603,328 km (0.118 R)
• M5: 841,937 km (0.118 R)
• M6: 1,331,271 km (0.097 R)
• M7: 1,625,082 km (0.072 R)
• M8: 1,853,368 km (0.045 R)
• M9: 2,063,703 km (0.064 R)
• M10: 2,236,189 km (0.115 R)
• M11: 2,430,816 km (0.12 R)
• M12: 2,742,428 km (0.05 R)
• M13: 3,040,427 km (0.068 R)
• M14: 3,216,653 km (0.089 R)
• M15: 3,441,948 km (0.102 R)
• M16: 3,906,599 km (0.062 R)
• M17: 4,272,515 km (0.085 R)
• M18: 4,502,148 km (0.118 R)
• M19: 4,790,124 km (0.065 R)
• M20: 5,087,076 km (0.082 R)
• M21: 5,293,820 km (0.111 R)
• M22: 5,448,803 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.3

Radius: 10.4

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.69 AU - 0.71 AU

Year: 378 Days

Day: 13.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,227,998 km

• M1: 135,236 km (0.113 R)
• M2: 358,885 km (0.101 R)
• M3: 562,937 km (0.094 R)
• M4: 823,835 km (0.103 R)
• M5: 1,109,567 km (0.09 R)
• M6: 1,317,359 km (0.067 R)
• M7: 1,594,115 km (0.107 R)
• M8: 1,816,417 km (0.1 R)
• M9: 2,555,880 km (0.117 R)
• M10: 2,922,394 km (0.083 R)
• M11: 3,266,320 km (0.113 R)
• M12: 3,545,769 km (0.108 R)
• M13: 3,872,191 km (0.115 R)
• M14: 4,522,044 km (0.06 R)
• M15: 4,802,391 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.5

Radius: 9.4

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 14.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,227,998 km

• M1: 116,986 km (0.094 R)
• M2: 357,240 km (0.111 R)
• M3: 877,092 km (0.11 R)
• M4: 1,256,622 km (0.113 R)
• M5: 1,445,415 km (0.12 R)
• M6: 1,668,166 km (0.058 R)
• M7: 2,374,417 km (0.115 R)
• M8: 2,920,898 km (0.118 R)
• M9: 3,129,887 km (0.115 R)
• M10: 3,832,548 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.8

Radius: 9.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.29 AU - 1.57 AU

Year: 1104 Days

Day: 11.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,227,998 km

• M1: 117,285 km (0.102 R)
• M2: 294,109 km (0.092 R)
• M3: 920,027 km (0.102 R)
• M4: 1,375,852 km (0.045 R)
• M5: 1,881,792 km (0.071 R)
• M6: 2,384,889 km (0.031 R)
• M7: 2,709,517 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.8

Radius: 9.2

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.46 AU - 1.5 AU

Year: 1163 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,227,998 km

• M1: 116,088 km (0.048 R)
• M2: 296,653 km (0.116 R)
• M3: 513,719 km (0.116 R)
• M4: 705,055 km (0.093 R)
• M5: 885,021 km (0.06 R)
• M6: 1,082,191 km (0.073 R)
• M7: 1,272,180 km (0.066 R)
• M8: 1,527,394 km (0.094 R)
• M9: 2,424,981 km (0.107 R)
• M10: 2,691,864 km (0.086 R)
• M11: 3,330,348 km (0.075 R)
• M12: 3,760,442 km (0.066 R)
• M13: 3,985,586 km (0.061 R)
• M14: 4,484,645 km (0.085 R)
• M15: 4,701,412 km (0.103 R)
• M16: 4,998,813 km (0.116 R)
• M17: 5,399,137 km (0.091 R)
• M18: 6,800,719 km (0.105 R)
• M19: 7,195,059 km (0.074 R)
• M20: 7,451,769 km (0.118 R)
• M21: 8,230,127 km (0.06 R)
• M22: 8,644,064 km (0.118 R)
• M23: 9,088,669 km (0.111 R)
• M24: 9,670,754 km (0.066 R)
• M25: 10,227,857 km (0.052 R)
• M26: 11,115,571 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.4

Radius: 7.5

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.4 AU - 8.58 AU

Year: 11932 Days

Day: 18.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 41,227,998 km

• M1: 267,032 km (0.101 R)
• M2: 714,629 km (0.072 R)
• M3: 1,334,712 km (0.111 R)
• M4: 1,676,394 km (0.118 R)
• M5: 2,123,841 km (0.096 R)
• M6: 3,430,130 km (0.046 R)
• M7: 6,773,792 km (0.105 R)
• M8: 8,302,083 km (0.088 R)
• M9: 9,610,018 km (0.105 R)
• M10: 10,179,387 km (0.067 R)
• M11: 10,617,410 km (0.11 R)
• M12: 11,014,442 km (0.096 R)
• M13: 11,572,442 km (0.09 R)
• M14: 12,515,657 km (0.089 R)
• M15: 13,385,120 km (0.038 R)
• M16: 13,662,923 km (0.083 R)
• M17: 16,722,050 km (0.078 R)
• M18: 18,433,001 km (0.094 R)
• M19: 20,364,010 km (0.107 R)
• M20: 22,823,250 km (0.112 R)
• M21: 29,299,491 km (0.092 R)
• M22: 29,545,879 km (0.077 R)
• M23: 34,333,160 km (0.064 R)
• M24: 37,879,976 km (0.107 R)
• M25: 39,006,448 km (0.043 R)
• M26: 39,671,261 km (0.093 R)
• M27: 42,485,197 km (0.092 R)
• M28: 43,978,632 km (0.111 R)
• M29: 44,583,307 km (0.056 R)
• M30: 45,090,294 km (0.087 R)
• M31: 46,318,792 km (0.094 R)
• M32: 46,939,174 km (0.059 R)
• M33: 48,297,822 km (0.104 R)
• M34: 55,607,473 km (0.057 R)
• M35: 56,060,156 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.4

Radius: 4.7

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.09 AU - 8.71 AU

Year: 15719 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,227,998 km

• M1: 124,316 km (0.118 R)
• M2: 335,249 km (0.066 R)
• M3: 1,086,230 km (0.117 R)
• M4: 1,592,021 km (0.113 R)
• M5: 1,754,933 km (0.106 R)
• M6: 2,410,022 km (0.098 R)
• M7: 3,104,305 km (0.058 R)
• M8: 5,755,628 km (0.063 R)
• M9: 9,702,619 km (0.111 R)
• M10: 10,516,132 km (0.113 R)
• M11: 12,152,583 km (0.085 R)
• M12: 13,860,243 km (0.036 R)
• M13: 17,239,210 km (0.087 R)
• M14: 21,341,483 km (0.072 R)
• M15: 23,216,393 km (0.117 R)
• M16: 25,170,291 km (0.084 R)
• M17: 31,795,382 km (0.107 R)
• M18: 33,110,048 km (0.048 R)
• M19: 33,554,204 km (0.112 R)
• M20: 33,926,553 km (0.1 R)
• M21: 38,000,253 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 15,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit