🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.12 AU - 1.6 AU

Year: 552 Days

Day: 18.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.66 AU - 1.7 AU

Year: 758 Days

Day: 41.7 Hours

Environment

Temp: -26 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.6

Radius: 8.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.14 AU - 6.56 AU

Year: 4928 Days

Day: 10.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,015,415 km

• M1: 105,766 km (0.101 R)
• M2: 476,320 km (0.081 R)
• M3: 873,053 km (0.109 R)
• M4: 1,266,346 km (0.093 R)
• M5: 1,889,720 km (0.106 R)
• M6: 2,822,463 km (0.053 R)
• M7: 3,430,279 km (0.116 R)
• M8: 5,671,255 km (0.108 R)
• M9: 6,126,930 km (0.069 R)
• M10: 6,699,441 km (0.117 R)
• M11: 8,632,695 km (0.038 R)
• M12: 9,274,769 km (0.043 R)
• M13: 12,683,356 km (0.104 R)
• M14: 13,763,602 km (0.085 R)
• M15: 14,744,965 km (0.08 R)
• M16: 15,225,772 km (0.099 R)
• M17: 20,957,914 km (0.091 R)
• M18: 21,977,722 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.3

Radius: 13.5

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.63 AU - 6.19 AU

Year: 5004 Days

Day: 13.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 97,015,415 km

• M1: 167,849 km (0.111 R)
• M2: 818,300 km (0.114 R)
• M3: 1,895,255 km (0.087 R)
• M4: 2,395,062 km (0.097 R)
• M5: 2,953,062 km (0.06 R)
• M6: 6,437,645 km (0.094 R)
• M7: 6,913,067 km (0.114 R)
• M8: 7,525,820 km (0.105 R)
• M9: 8,513,016 km (0.067 R)
• M10: 9,961,423 km (0.107 R)
• M11: 10,455,096 km (0.06 R)
• M12: 11,491,660 km (0.078 R)
• M13: 12,965,199 km (0.069 R)
• M14: 14,205,664 km (0.11 R)
• M15: 16,092,393 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.2

Radius: 8.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.06 AU - 8.36 AU

Year: 7455 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,015,415 km

• M1: 103,372 km (0.101 R)
• M2: 474,225 km (0.067 R)
• M3: 759,209 km (0.082 R)
• M4: 1,152,652 km (0.119 R)
• M5: 1,881,941 km (0.107 R)
• M6: 2,219,135 km (0.076 R)
• M7: 3,439,554 km (0.109 R)
• M8: 3,991,122 km (0.081 R)
• M9: 4,406,555 km (0.068 R)
• M10: 4,724,301 km (0.117 R)
• M11: 5,057,306 km (0.085 R)
• M12: 5,741,865 km (0.11 R)
• M13: 6,363,445 km (0.089 R)
• M14: 7,601,367 km (0.056 R)
• M15: 9,465,057 km (0.11 R)
• M16: 10,502,967 km (0.094 R)
• M17: 12,080,626 km (0.094 R)
• M18: 13,451,990 km (0.108 R)
• M19: 13,758,815 km (0.079 R)
• M20: 14,175,296 km (0.034 R)
• M21: 16,500,795 km (0.09 R)
• M22: 19,849,693 km (0.087 R)
• M23: 20,516,002 km (0.116 R)
• M24: 20,854,691 km (0.085 R)
• M25: 22,676,494 km (0.106 R)
• M26: 24,073,140 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.9

Radius: 12.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.01 AU - 8.49 AU

Year: 8252 Days

Day: 10.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 97,015,415 km

• M1: 158,125 km (0.086 R)
• M2: 680,820 km (0.119 R)
• M3: 1,215,931 km (0.077 R)
• M4: 1,915,601 km (0.081 R)
• M5: 2,499,032 km (0.116 R)
• M6: 2,926,882 km (0.111 R)
• M7: 3,979,603 km (0.045 R)
• M8: 4,390,398 km (0.088 R)
• M9: 5,129,561 km (0.084 R)
• M10: 5,588,228 km (0.101 R)
• M11: 6,012,039 km (0.09 R)
• M12: 6,555,379 km (0.107 R)
• M13: 7,096,773 km (0.073 R)
• M14: 8,192,428 km (0.068 R)
• M15: 8,821,338 km (0.114 R)
• M16: 9,738,373 km (0.043 R)
• M17: 13,134,992 km (0.079 R)
• M18: 13,942,372 km (0.05 R)
• M19: 15,597,224 km (0.109 R)
• M20: 17,188,945 km (0.077 R)
• M21: 17,829,074 km (0.115 R)
• M22: 20,550,259 km (0.059 R)
• M23: 21,417,927 km (0.07 R)
• M24: 23,537,430 km (0.118 R)
• M25: 25,710,339 km (0.114 R)
• M26: 28,632,733 km (0.039 R)
• M27: 31,106,184 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.3

Radius: 13.1

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.45 AU - 8.61 AU

Year: 8676 Days

Day: 7.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 97,015,415 km

• M1: 162,912 km (0.081 R)
• M2: 574,605 km (0.088 R)
• M3: 1,001,408 km (0.109 R)
• M4: 1,445,714 km (0.072 R)
• M5: 2,436,501 km (0.11 R)
• M6: 3,061,969 km (0.093 R)
• M7: 5,075,706 km (0.077 R)
• M8: 5,542,302 km (0.093 R)
• M9: 6,230,901 km (0.117 R)
• M10: 7,480,342 km (0.092 R)
• M11: 8,402,015 km (0.112 R)
• M12: 9,484,505 km (0.072 R)
• M13: 10,751,898 km (0.031 R)
• M14: 12,232,019 km (0.044 R)
• M15: 14,759,625 km (0.115 R)
• M16: 16,145,949 km (0.116 R)
• M17: 18,082,643 km (0.106 R)
• M18: 20,752,516 km (0.08 R)
• M19: 21,951,543 km (0.088 R)
• M20: 26,168,557 km (0.103 R)
• M21: 27,835,377 km (0.093 R)
• M22: 28,466,979 km (0.112 R)
• M23: 29,665,407 km (0.111 R)
• M24: 31,769,651 km (0.103 R)
• M25: 33,159,565 km (0.099 R)
• M26: 34,589,571 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.2

Radius: 4.5

Gravity: 26.73 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 19.54 AU - 21.52 AU

Year: 32395 Days

Day: 24.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,015,415 km

• M1: 56,398 km (0.068 R)
• M2: 383,270 km (0.107 R)
• M3: 721,062 km (0.049 R)
• M4: 1,251,087 km (0.032 R)
• M5: 1,447,210 km (0.108 R)
• M6: 1,721,124 km (0.084 R)
• M7: 1,901,539 km (0.089 R)
• M8: 2,072,379 km (0.083 R)
• M9: 2,276,880 km (0.112 R)
• M10: 2,420,643 km (0.108 R)
• M11: 2,861,358 km (0.087 R)
• M12: 3,384,353 km (0.089 R)
• M13: 3,604,112 km (0.076 R)
• M14: 5,047,283 km (0.119 R)
• M15: 5,719,426 km (0.119 R)
• M16: 6,497,036 km (0.033 R)
• M17: 7,239,490 km (0.102 R)
• M18: 8,147,549 km (0.117 R)
• M19: 12,248,774 km (0.115 R)
• M20: 13,222,806 km (0.088 R)
• M21: 16,901,867 km (0.109 R)
• M22: 19,969,371 km (0.115 R)
• M23: 25,952,837 km (0.098 R)
• M24: 28,441,248 km (0.044 R)
• M25: 31,631,871 km (0.113 R)
• M26: 36,852,388 km (0.103 R)
• M27: 39,986,912 km (0.075 R)
• M28: 42,955,682 km (0.082 R)
• M29: 47,318,255 km (0.096 R)
• M30: 48,774,142 km (0.06 R)
• M31: 50,824,530 km (0.113 R)
• M32: 54,698,367 km (0.099 R)
• M33: 59,181,815 km (0.119 R)
• M34: 59,811,622 km (0.108 R)
• M35: 61,298,326 km (0.096 R)
• M36: 63,684,113 km (0.103 R)
• M37: 67,949,597 km (0.083 R)
• M38: 84,771,578 km (0.094 R)
• M39: 86,107,786 km (0.11 R)
• M40: 88,001,995 km (0.066 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 17,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit