🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.54 AU - 0.64 AU

Year: 297 Days

Day: 45 Hours

Environment

Temp: -121 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,839,051 km

• M1: 33,061 km (0.1 R)
• M2: 289,771 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.2

Radius: 8.5

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.68 AU - 3.42 AU

Year: 3494 Days

Day: 13.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,839,051 km

• M1: 106,663 km (0.069 R)
• M2: 488,138 km (0.081 R)
• M3: 1,095,505 km (0.056 R)
• M4: 1,376,450 km (0.031 R)
• M5: 1,984,266 km (0.098 R)
• M6: 2,526,708 km (0.107 R)
• M7: 2,940,945 km (0.113 R)
• M8: 3,326,309 km (0.088 R)
• M9: 4,050,362 km (0.114 R)
• M10: 6,561,363 km (0.064 R)
• M11: 6,856,070 km (0.111 R)
• M12: 7,761,287 km (0.107 R)
• M13: 8,293,706 km (0.114 R)
• M14: 8,850,210 km (0.097 R)
• M15: 9,357,347 km (0.117 R)
• M16: 11,286,112 km (0.084 R)
• M17: 11,753,157 km (0.113 R)
• M18: 12,100,822 km (0.055 R)
• M19: 13,655,593 km (0.046 R)
• M20: 14,185,917 km (0.099 R)
• M21: 15,083,355 km (0.096 R)
• M22: 16,391,887 km (0.037 R)
• M23: 16,881,073 km (0.096 R)
• M24: 18,699,135 km (0.042 R)
• M25: 21,471,633 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.1

Radius: 8.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.5 AU - 5.8 AU

Year: 7667 Days

Day: 12.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,839,051 km

• M1: 111,151 km (0.094 R)
• M2: 584,479 km (0.075 R)
• M3: 1,133,802 km (0.119 R)
• M4: 2,977,147 km (0.106 R)
• M5: 3,514,353 km (0.052 R)
• M6: 5,114,751 km (0.082 R)
• M7: 5,972,396 km (0.092 R)
• M8: 7,085,254 km (0.096 R)
• M9: 7,621,862 km (0.094 R)
• M10: 9,237,968 km (0.106 R)
• M11: 12,166,346 km (0.088 R)
• M12: 13,737,572 km (0.038 R)
• M13: 17,577,750 km (0.083 R)
• M14: 20,635,829 km (0.049 R)
• M15: 21,590,563 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585

Radius: 7.3

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.26 AU - 7.94 AU

Year: 13745 Days

Day: 15.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,839,051 km

• M1: 90,956 km (0.118 R)
• M2: 469,737 km (0.113 R)
• M3: 1,100,143 km (0.09 R)
• M4: 1,811,929 km (0.094 R)
• M5: 2,887,987 km (0.073 R)
• M6: 3,709,878 km (0.096 R)
• M7: 3,987,531 km (0.101 R)
• M8: 6,454,550 km (0.036 R)
• M9: 6,898,257 km (0.088 R)
• M10: 7,233,655 km (0.116 R)
• M11: 10,430,562 km (0.066 R)
• M12: 10,985,271 km (0.119 R)
• M13: 15,221,883 km (0.106 R)
• M14: 20,779,294 km (0.105 R)
• M15: 24,054,739 km (0.109 R)
• M16: 27,974,353 km (0.068 R)
• M17: 31,264,459 km (0.058 R)
• M18: 33,002,487 km (0.059 R)
• M19: 38,079,689 km (0.081 R)
• M20: 42,666,061 km (0.118 R)
• M21: 49,130,334 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.7

Radius: 5.4

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.45 AU - 9.41 AU

Year: 17506 Days

Day: 16 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,839,051 km

• M1: 67,469 km (0.081 R)
• M2: 349,610 km (0.051 R)
• M3: 673,639 km (0.105 R)
• M4: 1,317,359 km (0.112 R)
• M5: 2,065,348 km (0.039 R)
• M6: 2,476,144 km (0.102 R)
• M7: 3,013,948 km (0.082 R)
• M8: 4,988,491 km (0.102 R)
• M9: 7,978,204 km (0.12 R)
• M10: 10,411,114 km (0.048 R)
• M11: 10,585,097 km (0.097 R)
• M12: 11,546,263 km (0.11 R)
• M13: 16,519,195 km (0.083 R)
• M14: 19,164,534 km (0.076 R)
• M15: 20,405,748 km (0.102 R)
• M16: 36,291,995 km (0.091 R)
• M17: 39,438,337 km (0.051 R)
• M18: 42,023,987 km (0.098 R)
• M19: 52,811,190 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.1

Radius: 3.7

Gravity: 48.73 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.73 AU - 10.81 AU

Year: 21591 Days

Day: 18 Hours

Environment

Temp: -223 °C

Axial Tilt: 77.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 42,839,051 km

• M1: 46,076 km (0.098 R)
• M2: 179,667 km (0.058 R)
• M3: 456,722 km (0.113 R)
• M4: 643,271 km (0.075 R)
• M5: 801,845 km (0.115 R)
• M6: 1,101,938 km (0.107 R)
• M7: 1,488,948 km (0.111 R)
• M8: 1,624,782 km (0.12 R)
• M9: 2,000,722 km (0.033 R)
• M10: 2,145,084 km (0.099 R)
• M11: 2,948,724 km (0.112 R)
• M12: 4,330,260 km (0.047 R)
• M13: 4,679,272 km (0.055 R)
• M14: 6,178,242 km (0.098 R)
• M15: 7,468,674 km (0.12 R)
• M16: 10,322,403 km (0.036 R)
• M17: 11,393,374 km (0.056 R)
• M18: 12,536,302 km (0.11 R)
• M19: 12,886,510 km (0.077 R)
• M20: 14,125,929 km (0.107 R)
• M21: 14,581,753 km (0.107 R)
• M22: 15,047,302 km (0.118 R)
• M23: 15,845,107 km (0.068 R)
• M24: 17,008,680 km (0.098 R)
• M25: 17,437,726 km (0.087 R)
• M26: 20,839,731 km (0.074 R)
• M27: 21,330,861 km (0.11 R)
• M28: 21,529,527 km (0.114 R)
• M29: 22,031,428 km (0.097 R)
• M30: 25,318,841 km (0.079 R)
• M31: 36,118,012 km (0.082 R)
• M32: 38,563,638 km (0.092 R)
• M33: 42,200,811 km (0.07 R)
• M34: 46,725,249 km (0.105 R)
• M35: 59,231,332 km (0.118 R)
• M36: 63,848,970 km (0.112 R)
• M37: 73,566,099 km (0.119 R)
• M38: 74,474,607 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.6

Radius: 3.9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.08 AU - 12.18 AU

Year: 22736 Days

Day: 21.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,839,051 km

• M1: 96,640 km (0.072 R)
• M2: 733,329 km (0.116 R)
• M3: 890,706 km (0.091 R)
• M4: 1,805,646 km (0.089 R)
• M5: 3,333,340 km (0.053 R)
• M6: 4,079,235 km (0.064 R)
• M7: 4,350,904 km (0.101 R)
• M8: 5,113,704 km (0.068 R)
• M9: 9,062,041 km (0.073 R)
• M10: 12,128,348 km (0.068 R)
• M11: 16,422,555 km (0.062 R)
• M12: 23,555,681 km (0.063 R)
• M13: 26,981,921 km (0.083 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 11,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit