🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.61 AU

Year: 144 Days

Day: 18.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.28 AU - 1.4 AU

Year: 594 Days

Day: 46.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.64 AU - 2.3 AU

Year: 1059 Days

Day: 37.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,597,918 km

• M1: 72,256 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.3

Radius: 14.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.27 AU - 5.37 AU

Year: 4698 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,597,918 km

• M1: 179,368 km (0.091 R)
• M2: 727,644 km (0.064 R)
• M3: 1,517,970 km (0.049 R)
• M4: 2,066,844 km (0.112 R)
• M5: 2,586,398 km (0.118 R)
• M6: 3,127,044 km (0.12 R)
• M7: 4,011,766 km (0.091 R)
• M8: 5,758,321 km (0.118 R)
• M9: 6,745,368 km (0.078 R)
• M10: 7,206,129 km (0.101 R)
• M11: 8,749,680 km (0.086 R)
• M12: 9,907,418 km (0.116 R)
• M13: 10,580,758 km (0.088 R)
• M14: 11,085,801 km (0.118 R)
• M15: 12,872,598 km (0.04 R)
• M16: 14,989,258 km (0.066 R)
• M17: 15,677,109 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556

Radius: 12.2

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.56 AU - 6.4 AU

Year: 4912 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,597,918 km

• M1: 151,991 km (0.106 R)
• M2: 952,789 km (0.08 R)
• M3: 1,670,709 km (0.068 R)
• M4: 2,116,062 km (0.08 R)
• M5: 2,558,423 km (0.099 R)
• M6: 3,489,071 km (0.067 R)
• M7: 4,089,258 km (0.096 R)
• M8: 4,935,533 km (0.105 R)
• M9: 6,161,188 km (0.106 R)
• M10: 6,975,450 km (0.107 R)
• M11: 7,966,685 km (0.094 R)
• M12: 11,506,619 km (0.061 R)
• M13: 14,113,961 km (0.084 R)
• M14: 15,027,705 km (0.12 R)
• M15: 18,068,580 km (0.08 R)
• M16: 21,778,608 km (0.092 R)
• M17: 25,889,108 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 11.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.55 AU - 7.01 AU

Year: 5321 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,597,918 km

• M1: 143,315 km (0.09 R)
• M2: 506,838 km (0.103 R)
• M3: 1,008,140 km (0.095 R)
• M4: 1,658,442 km (0.074 R)
• M5: 2,288,099 km (0.041 R)
• M6: 4,584,277 km (0.102 R)
• M7: 5,478,424 km (0.068 R)
• M8: 6,309,141 km (0.069 R)
• M9: 7,318,029 km (0.11 R)
• M10: 9,233,929 km (0.081 R)
• M11: 10,450,758 km (0.045 R)
• M12: 15,476,049 km (0.095 R)
• M13: 16,455,616 km (0.115 R)
• M14: 17,188,496 km (0.105 R)
• M15: 18,298,512 km (0.053 R)
• M16: 18,658,894 km (0.079 R)
• M17: 22,802,904 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.9

Radius: 12.1

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.95 AU - 7.87 AU

Year: 6955 Days

Day: 11.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,597,918 km

• M1: 154,235 km (0.104 R)
• M2: 645,066 km (0.098 R)
• M3: 1,453,792 km (0.073 R)
• M4: 2,247,858 km (0.045 R)
• M5: 3,221,740 km (0.087 R)
• M6: 3,835,540 km (0.084 R)
• M7: 4,974,428 km (0.105 R)
• M8: 6,767,808 km (0.117 R)
• M9: 7,711,770 km (0.099 R)
• M10: 9,515,322 km (0.08 R)
• M11: 10,294,278 km (0.028 R)
• M12: 11,759,290 km (0.036 R)
• M13: 12,157,520 km (0.069 R)
• M14: 13,263,796 km (0.095 R)
• M15: 16,213,118 km (0.084 R)
• M16: 16,873,892 km (0.081 R)
• M17: 17,324,331 km (0.081 R)
• M18: 20,134,976 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.6

Radius: 8.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.92 AU - 8.5 AU

Year: 8197 Days

Day: 6.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,597,918 km

• M1: 111,151 km (0.11 R)
• M2: 430,842 km (0.041 R)
• M3: 986,299 km (0.086 R)
• M4: 1,378,993 km (0.055 R)
• M5: 1,758,673 km (0.074 R)
• M6: 2,870,185 km (0.104 R)
• M7: 3,181,348 km (0.097 R)
• M8: 3,850,500 km (0.028 R)
• M9: 4,936,131 km (0.112 R)
• M10: 5,357,848 km (0.106 R)
• M11: 5,947,712 km (0.111 R)
• M12: 6,994,000 km (0.065 R)
• M13: 7,595,233 km (0.083 R)
• M14: 8,050,460 km (0.081 R)
• M15: 8,673,236 km (0.086 R)
• M16: 9,327,876 km (0.06 R)
• M17: 9,932,401 km (0.066 R)
• M18: 12,614,541 km (0.073 R)
• M19: 19,423,638 km (0.048 R)
• M20: 20,879,973 km (0.106 R)
• M21: 21,496,167 km (0.078 R)
• M22: 21,913,694 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.8

Radius: 4.3

Gravity: 42.5 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 16.55 AU - 20.15 AU

Year: 30097 Days

Day: 17.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,597,918 km

• M1: 61,186 km (0.072 R)
• M2: 262,544 km (0.118 R)
• M3: 406,308 km (0.104 R)
• M4: 576,251 km (0.077 R)
• M5: 1,393,055 km (0.094 R)
• M6: 1,746,555 km (0.107 R)
• M7: 2,021,067 km (0.109 R)
• M8: 3,108,045 km (0.098 R)
• M9: 3,609,198 km (0.062 R)
• M10: 3,913,929 km (0.064 R)
• M11: 4,054,701 km (0.114 R)
• M12: 4,613,150 km (0.11 R)
• M13: 5,012,875 km (0.108 R)
• M14: 5,610,818 km (0.107 R)
• M15: 6,644,389 km (0.045 R)
• M16: 7,101,710 km (0.104 R)
• M17: 7,579,825 km (0.057 R)
• M18: 11,257,689 km (0.075 R)
• M19: 13,840,047 km (0.098 R)
• M20: 17,733,182 km (0.062 R)
• M21: 19,009,701 km (0.057 R)
• M22: 20,876,233 km (0.094 R)
• M23: 25,090,106 km (0.071 R)
• M24: 26,821,851 km (0.081 R)
• M25: 31,215,840 km (0.088 R)
• M26: 33,656,080 km (0.09 R)
• M27: 37,788,123 km (0.076 R)
• M28: 40,223,726 km (0.111 R)
• M29: 40,389,630 km (0.09 R)
• M30: 42,074,850 km (0.032 R)
• M31: 45,225,231 km (0.114 R)
• M32: 47,781,410 km (0.093 R)
• M33: 62,461,001 km (0.052 R)
• M34: 66,086,804 km (0.039 R)
• M35: 67,481,804 km (0.066 R)
• M36: 74,002,775 km (0.071 R)
• M37: 76,012,623 km (0.069 R)
• M38: 77,800,766 km (0.062 R)
• M39: 80,403,769 km (0.059 R)
• M40: 85,508,198 km (0.077 R)
• M41: 103,037,628 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 13,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit