🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 46.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.9

Radius: 14.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.37 AU - 1.89 AU

Year: 1365 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,434,677 km

• M1: 182,659 km (0.094 R)
• M2: 679,174 km (0.087 R)
• M3: 1,223,711 km (0.114 R)
• M4: 1,730,847 km (0.103 R)
• M5: 2,715,800 km (0.032 R)
• M6: 5,207,352 km (0.116 R)
• M7: 5,823,247 km (0.04 R)
• M8: 6,333,226 km (0.088 R)
• M9: 7,591,194 km (0.086 R)
• M10: 8,306,123 km (0.113 R)
• M11: 8,761,798 km (0.054 R)
• M12: 9,871,066 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 12.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.69 AU - 1.81 AU

Year: 1519 Days

Day: 14.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,434,677 km

• M1: 162,014 km (0.111 R)
• M2: 554,709 km (0.093 R)
• M3: 950,096 km (0.12 R)
• M4: 2,136,856 km (0.111 R)
• M5: 3,281,429 km (0.118 R)
• M6: 3,824,470 km (0.032 R)
• M7: 5,417,836 km (0.095 R)
• M8: 6,551,190 km (0.069 R)
• M9: 7,520,135 km (0.082 R)
• M10: 8,300,737 km (0.104 R)
• M11: 8,696,573 km (0.098 R)
• M12: 9,556,761 km (0.079 R)
• M13: 10,150,664 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.3

Radius: 14.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.23 AU - 2.61 AU

Year: 2470 Days

Day: 11.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,434,677 km

• M1: 277,803 km (0.106 R)
• M2: 746,194 km (0.091 R)
• M3: 1,787,844 km (0.117 R)
• M4: 2,330,286 km (0.108 R)
• M5: 2,952,164 km (0.078 R)
• M6: 3,507,621 km (0.033 R)
• M7: 5,584,638 km (0.058 R)
• M8: 6,129,174 km (0.077 R)
• M9: 9,372,007 km (0.118 R)
• M10: 10,996,341 km (0.045 R)
• M11: 11,617,023 km (0.05 R)
• M12: 12,384,310 km (0.103 R)
• M13: 16,041,230 km (0.079 R)
• M14: 16,942,408 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 8.5

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.51 AU - 3.51 AU

Year: 3426 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,434,677 km

• M1: 106,663 km (0.114 R)
• M2: 558,299 km (0.072 R)
• M3: 924,216 km (0.069 R)
• M4: 1,333,216 km (0.107 R)
• M5: 1,615,507 km (0.111 R)
• M6: 2,440,689 km (0.083 R)
• M7: 2,816,330 km (0.109 R)
• M8: 3,230,416 km (0.097 R)
• M9: 3,562,224 km (0.088 R)
• M10: 3,895,080 km (0.081 R)
• M11: 5,280,206 km (0.11 R)
• M12: 5,576,111 km (0.06 R)
• M13: 6,113,317 km (0.097 R)
• M14: 6,778,130 km (0.055 R)
• M15: 8,215,317 km (0.037 R)
• M16: 8,650,347 km (0.097 R)
• M17: 9,645,622 km (0.115 R)
• M18: 10,336,465 km (0.047 R)
• M19: 11,103,453 km (0.047 R)
• M20: 11,680,751 km (0.109 R)
• M21: 14,191,153 km (0.119 R)
• M22: 14,764,861 km (0.07 R)
• M23: 15,191,813 km (0.086 R)
• M24: 16,982,500 km (0.089 R)
• M25: 20,185,390 km (0.076 R)
• M26: 22,414,548 km (0.113 R)
• M27: 22,978,682 km (0.066 R)
• M28: 24,282,726 km (0.102 R)
• M29: 25,558,796 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.7

Radius: 11

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.49 AU - 3.85 AU

Year: 4612 Days

Day: 7.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,434,677 km

• M1: 136,882 km (0.037 R)
• M2: 949,198 km (0.092 R)
• M3: 1,741,768 km (0.087 R)
• M4: 2,126,384 km (0.098 R)
• M5: 2,811,393 km (0.11 R)
• M6: 3,947,439 km (0.114 R)
• M7: 4,414,334 km (0.03 R)
• M8: 5,412,900 km (0.075 R)
• M9: 6,878,959 km (0.077 R)
• M10: 7,943,198 km (0.046 R)
• M11: 8,499,104 km (0.104 R)
• M12: 8,949,244 km (0.113 R)
• M13: 9,449,350 km (0.119 R)
• M14: 11,213,557 km (0.044 R)
• M15: 11,913,825 km (0.108 R)
• M16: 14,145,526 km (0.088 R)
• M17: 14,687,220 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.5

Radius: 4.4

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.57 AU - 8.47 AU

Year: 12202 Days

Day: 16.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,434,677 km

• M1: 54,753 km (0.043 R)
• M2: 218,862 km (0.111 R)
• M3: 569,369 km (0.117 R)
• M4: 790,924 km (0.109 R)
• M5: 2,297,973 km (0.091 R)
• M6: 2,470,010 km (0.105 R)
• M7: 2,993,453 km (0.111 R)
• M8: 6,159,244 km (0.058 R)
• M9: 7,315,485 km (0.103 R)
• M10: 16,691,831 km (0.082 R)
• M11: 20,903,759 km (0.098 R)
• M12: 22,682,628 km (0.076 R)
• M13: 25,867,417 km (0.101 R)
• M14: 28,114,975 km (0.107 R)
• M15: 28,926,394 km (0.084 R)
• M16: 40,294,486 km (0.102 R)
• M17: 43,037,213 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.7

Radius: 3.1

Gravity: 99.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.57 AU - 12.05 AU

Year: 20156 Days

Day: 15.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 85,434,677 km

• M1: 38,895 km (0.095 R)
• M2: 189,840 km (0.059 R)
• M3: 429,196 km (0.096 R)
• M4: 536,608 km (0.062 R)
• M5: 742,454 km (0.1 R)
• M6: 985,551 km (0.069 R)
• M7: 1,738,178 km (0.101 R)
• M8: 2,099,756 km (0.112 R)
• M9: 2,582,658 km (0.044 R)
• M10: 2,707,721 km (0.113 R)
• M11: 2,969,967 km (0.086 R)
• M12: 4,541,791 km (0.099 R)
• M13: 4,650,848 km (0.105 R)
• M14: 6,275,481 km (0.096 R)
• M15: 6,733,849 km (0.071 R)
• M16: 8,029,666 km (0.04 R)
• M17: 10,971,358 km (0.107 R)
• M18: 11,233,753 km (0.063 R)
• M19: 13,786,341 km (0.12 R)
• M20: 16,700,358 km (0.108 R)
• M21: 17,134,940 km (0.115 R)
• M22: 17,936,336 km (0.098 R)
• M23: 18,762,116 km (0.067 R)
• M24: 19,137,308 km (0.118 R)
• M25: 21,391,598 km (0.099 R)
• M26: 21,904,120 km (0.078 R)
• M27: 23,382,446 km (0.106 R)
• M28: 25,493,272 km (0.109 R)
• M29: 29,329,411 km (0.116 R)
• M30: 29,707,594 km (0.065 R)
• M31: 30,089,069 km (0.034 R)
• M32: 34,924,521 km (0.079 R)
• M33: 36,065,055 km (0.091 R)
• M34: 37,822,082 km (0.096 R)
• M35: 40,563,463 km (0.117 R)
• M36: 45,421,504 km (0.117 R)
• M37: 48,339,410 km (0.109 R)
• M38: 61,671,872 km (0.096 R)
• M39: 62,708,286 km (0.113 R)
• M40: 69,171,662 km (0.067 R)
• M41: 70,065,509 km (0.052 R)
• M42: 72,793,576 km (0.099 R)
• M43: 76,064,833 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 20,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit