🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.75 AU - 0.85 AU

Year: 275 Days

Day: 21.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,941,880 km

• M1: 33,211 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.75 AU - 0.87 AU

Year: 281 Days

Day: 47.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,941,880 km

• M1: 432,188 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.89 AU - 2.45 AU

Year: 1231 Days

Day: 15.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,941,880 km

• M1: 139,126 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.48 AU - 2.88 AU

Year: 1689 Days

Day: 28.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.7

Radius: 14.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.6 AU - 5.48 AU

Year: 4356 Days

Day: 8.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,941,880 km

• M1: 192,682 km (0.065 R)
• M2: 535,261 km (0.089 R)
• M3: 1,062,444 km (0.105 R)
• M4: 1,341,444 km (0.111 R)
• M5: 1,734,438 km (0.045 R)
• M6: 2,107,385 km (0.094 R)
• M7: 2,973,557 km (0.113 R)
• M8: 4,012,514 km (0.108 R)
• M9: 6,108,979 km (0.059 R)
• M10: 6,676,852 km (0.092 R)
• M11: 8,028,020 km (0.086 R)
• M12: 8,536,354 km (0.12 R)
• M13: 9,152,697 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 14.7

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.9 AU - 11.78 AU

Year: 14702 Days

Day: 13.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 61,941,880 km

• M1: 182,809 km (0.061 R)
• M2: 695,181 km (0.077 R)
• M3: 1,918,892 km (0.098 R)
• M4: 3,805,171 km (0.111 R)
• M5: 6,097,011 km (0.075 R)
• M6: 7,695,913 km (0.112 R)
• M7: 10,926,778 km (0.08 R)
• M8: 11,412,074 km (0.034 R)
• M9: 18,002,159 km (0.053 R)
• M10: 19,832,190 km (0.065 R)
• M11: 21,979,069 km (0.105 R)
• M12: 22,283,800 km (0.108 R)
• M13: 22,899,844 km (0.063 R)
• M14: 24,718,056 km (0.096 R)
• M15: 27,026,052 km (0.101 R)
• M16: 27,619,357 km (0.085 R)
• M17: 28,478,049 km (0.098 R)
• M18: 28,825,116 km (0.091 R)
• M19: 30,772,432 km (0.104 R)
• M20: 32,045,061 km (0.112 R)
• M21: 32,691,024 km (0.058 R)
• M22: 33,531,166 km (0.049 R)
• M23: 34,191,940 km (0.118 R)
• M24: 35,823,753 km (0.077 R)
• M25: 36,703,090 km (0.063 R)
• M26: 37,295,348 km (0.03 R)
• M27: 41,052,498 km (0.093 R)
• M28: 41,678,864 km (0.082 R)
• M29: 42,310,018 km (0.108 R)
• M30: 44,231,902 km (0.111 R)
• M31: 45,646,649 km (0.083 R)
• M32: 46,307,123 km (0.065 R)
• M33: 47,754,483 km (0.094 R)
• M34: 48,317,120 km (0.06 R)
• M35: 48,656,259 km (0.112 R)
• M36: 52,113,465 km (0.026 R)
• M37: 53,173,965 km (0.097 R)
• M38: 53,886,799 km (0.095 R)
• M39: 54,724,547 km (0.069 R)
• M40: 59,010,226 km (0.12 R)
• M41: 61,150,523 km (0.104 R)
• M42: 65,282,716 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.8

Radius: 7.6

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 9.85 AU - 14.35 AU

Year: 16205 Days

Day: 16.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 61,941,880 km

• M1: 100,530 km (0.115 R)
• M2: 367,562 km (0.058 R)
• M3: 888,013 km (0.039 R)
• M4: 1,186,461 km (0.08 R)
• M5: 1,511,986 km (0.051 R)
• M6: 1,856,958 km (0.072 R)
• M7: 2,116,062 km (0.108 R)
• M8: 2,341,207 km (0.11 R)
• M9: 3,177,459 km (0.115 R)
• M10: 3,485,630 km (0.089 R)
• M11: 4,355,392 km (0.114 R)
• M12: 5,168,906 km (0.102 R)
• M13: 6,095,216 km (0.113 R)
• M14: 6,264,261 km (0.112 R)
• M15: 6,478,785 km (0.041 R)
• M16: 7,795,695 km (0.112 R)
• M17: 8,131,991 km (0.056 R)
• M18: 8,725,445 km (0.088 R)
• M19: 8,876,988 km (0.09 R)
• M20: 9,392,054 km (0.068 R)
• M21: 9,921,630 km (0.116 R)
• M22: 10,410,965 km (0.093 R)
• M23: 13,035,360 km (0.087 R)
• M24: 13,722,164 km (0.115 R)
• M25: 14,361,844 km (0.117 R)
• M26: 15,617,719 km (0.118 R)
• M27: 16,926,550 km (0.061 R)
• M28: 20,701,653 km (0.084 R)
• M29: 22,528,991 km (0.028 R)
• M30: 23,265,162 km (0.094 R)
• M31: 26,592,667 km (0.099 R)
• M32: 29,675,580 km (0.091 R)
• M33: 30,143,223 km (0.11 R)
• M34: 39,188,658 km (0.084 R)
• M35: 39,726,014 km (0.101 R)
• M36: 42,691,193 km (0.119 R)
• M37: 51,489,044 km (0.109 R)
• M38: 54,478,757 km (0.075 R)
• M39: 56,005,254 km (0.116 R)
• M40: 56,905,384 km (0.106 R)
• M41: 65,469,264 km (0.118 R)
• M42: 67,141,918 km (0.094 R)
• M43: 70,263,278 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.4

Radius: 6.2

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.55 AU - 13.29 AU

Year: 17880 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,941,880 km

• M1: 78,090 km (0.11 R)
• M2: 257,458 km (0.113 R)
• M3: 1,138,739 km (0.062 R)
• M4: 1,432,250 km (0.066 R)
• M5: 1,865,037 km (0.116 R)
• M6: 3,044,167 km (0.115 R)
• M7: 3,493,559 km (0.081 R)
• M8: 3,730,223 km (0.078 R)
• M9: 4,620,480 km (0.099 R)
• M10: 5,907,770 km (0.103 R)
• M11: 6,138,001 km (0.116 R)
• M12: 8,963,456 km (0.078 R)
• M13: 11,146,537 km (0.108 R)
• M14: 11,676,114 km (0.086 R)
• M15: 13,110,907 km (0.106 R)
• M16: 15,419,801 km (0.09 R)
• M17: 16,168,089 km (0.095 R)
• M18: 17,324,032 km (0.117 R)
• M19: 19,064,453 km (0.069 R)
• M20: 19,201,784 km (0.09 R)
• M21: 21,612,255 km (0.094 R)
• M22: 25,575,551 km (0.101 R)
• M23: 26,295,416 km (0.086 R)
• M24: 26,456,832 km (0.078 R)
• M25: 27,025,454 km (0.109 R)
• M26: 28,347,749 km (0.066 R)
• M27: 31,000,120 km (0.113 R)
• M28: 31,527,302 km (0.106 R)
• M29: 32,774,500 km (0.103 R)
• M30: 44,564,308 km (0.113 R)
• M31: 46,152,140 km (0.099 R)
• M32: 46,794,962 km (0.06 R)
• M33: 50,298,993 km (0.099 R)
• M34: 51,871,865 km (0.05 R)
• M35: 52,895,713 km (0.109 R)
• M36: 54,160,862 km (0.066 R)
• M37: 58,285,724 km (0.103 R)
• M38: 59,128,858 km (0.084 R)
• M39: 61,324,805 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit