🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598

Radius: 10.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.39 AU - 0.63 AU

Year: 243 Days

Day: 6.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,655,199 km

• M1: 131,796 km (0.114 R)
• M2: 749,037 km (0.086 R)
• M3: 1,108,969 km (0.069 R)
• M4: 1,635,254 km (0.086 R)
• M5: 2,118,156 km (0.047 R)
• M6: 2,900,104 km (0.085 R)
• M7: 3,677,564 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.5

Radius: 14.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.85 AU - 1.21 AU

Year: 697 Days

Day: 14.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,655,199 km

• M1: 175,478 km (0.109 R)
• M2: 759,209 km (0.032 R)
• M3: 1,241,513 km (0.068 R)
• M4: 2,192,058 km (0.073 R)
• M5: 2,767,561 km (0.105 R)
• M6: 3,546,666 km (0.073 R)
• M7: 4,846,672 km (0.078 R)
• M8: 5,455,236 km (0.06 R)
• M9: 7,012,999 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.7

Radius: 11

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.31 AU - 1.97 AU

Year: 1401 Days

Day: 10 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,655,199 km

• M1: 136,882 km (0.064 R)
• M2: 487,988 km (0.077 R)
• M3: 870,510 km (0.111 R)
• M4: 1,303,147 km (0.085 R)
• M5: 1,669,961 km (0.111 R)
• M6: 2,161,091 km (0.118 R)
• M7: 2,747,066 km (0.118 R)
• M8: 3,127,792 km (0.111 R)
• M9: 4,636,038 km (0.117 R)
• M10: 5,119,090 km (0.087 R)
• M11: 5,764,604 km (0.088 R)
• M12: 6,393,514 km (0.085 R)
• M13: 7,117,567 km (0.118 R)
• M14: 8,501,198 km (0.07 R)
• M15: 9,346,725 km (0.063 R)
• M16: 9,930,606 km (0.113 R)
• M17: 10,343,795 km (0.106 R)
• M18: 11,171,071 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.4

Radius: 9.2

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.85 AU - 3.09 AU

Year: 2589 Days

Day: 6.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,655,199 km

• M1: 114,442 km (0.028 R)
• M2: 418,126 km (0.104 R)
• M3: 1,080,396 km (0.043 R)
• M4: 1,400,086 km (0.118 R)
• M5: 2,348,687 km (0.111 R)
• M6: 3,043,868 km (0.108 R)
• M7: 3,374,330 km (0.083 R)
• M8: 4,183,056 km (0.119 R)
• M9: 5,335,558 km (0.116 R)
• M10: 6,156,102 km (0.057 R)
• M11: 7,194,162 km (0.063 R)
• M12: 8,046,271 km (0.027 R)
• M13: 9,123,825 km (0.069 R)
• M14: 9,613,907 km (0.083 R)
• M15: 12,254,010 km (0.096 R)
• M16: 12,850,906 km (0.105 R)
• M17: 13,383,923 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.8

Radius: 9.1

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.93 AU - 4.11 AU

Year: 4404 Days

Day: 8.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,655,199 km

• M1: 113,246 km (0.057 R)
• M2: 979,567 km (0.097 R)
• M3: 1,294,620 km (0.12 R)
• M4: 2,321,011 km (0.064 R)
• M5: 2,617,813 km (0.071 R)
• M6: 3,102,959 km (0.064 R)
• M7: 5,492,486 km (0.058 R)
• M8: 8,047,169 km (0.111 R)
• M9: 8,599,783 km (0.117 R)
• M10: 9,142,674 km (0.095 R)
• M11: 12,123,112 km (0.117 R)
• M12: 15,301,020 km (0.063 R)
• M13: 16,200,103 km (0.11 R)
• M14: 17,239,808 km (0.117 R)
• M15: 17,830,271 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.3

Radius: 5.3

Gravity: 25.18 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.26 AU - 7.92 AU

Year: 13944 Days

Day: 19.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,655,199 km

• M1: 65,973 km (0.053 R)
• M2: 308,770 km (0.115 R)
• M3: 541,993 km (0.077 R)
• M4: 1,067,530 km (0.105 R)
• M5: 1,322,146 km (0.034 R)
• M6: 6,539,372 km (0.09 R)
• M7: 7,347,799 km (0.059 R)
• M8: 9,419,580 km (0.106 R)
• M9: 10,845,098 km (0.091 R)
• M10: 11,609,094 km (0.104 R)
• M11: 11,851,293 km (0.082 R)
• M12: 12,096,783 km (0.03 R)
• M13: 15,026,059 km (0.069 R)
• M14: 18,974,844 km (0.066 R)
• M15: 20,168,785 km (0.096 R)
• M16: 23,179,592 km (0.08 R)
• M17: 26,164,967 km (0.101 R)
• M18: 34,853,910 km (0.12 R)
• M19: 35,995,043 km (0.11 R)
• M20: 37,161,009 km (0.091 R)
• M21: 41,228,874 km (0.111 R)
• M22: 41,510,268 km (0.096 R)
• M23: 44,837,773 km (0.052 R)
• M24: 46,186,847 km (0.049 R)
• M25: 46,490,231 km (0.085 R)
• M26: 59,388,260 km (0.043 R)
• M27: 59,746,996 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.7

Radius: 8

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.39 AU - 8.41 AU

Year: 14807 Days

Day: 24.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,655,199 km

• M1: 99,632 km (0.074 R)
• M2: 550,221 km (0.105 R)
• M3: 923,617 km (0.115 R)
• M4: 1,279,660 km (0.099 R)
• M5: 1,660,536 km (0.099 R)
• M6: 1,985,613 km (0.12 R)
• M7: 2,312,035 km (0.093 R)
• M8: 3,000,634 km (0.055 R)
• M9: 4,022,836 km (0.1 R)
• M10: 6,403,836 km (0.062 R)
• M11: 7,297,235 km (0.108 R)
• M12: 7,750,666 km (0.064 R)
• M13: 8,714,076 km (0.083 R)
• M14: 9,276,863 km (0.079 R)
• M15: 10,083,046 km (0.113 R)
• M16: 12,082,122 km (0.095 R)
• M17: 16,613,741 km (0.062 R)
• M18: 19,127,434 km (0.088 R)
• M19: 21,884,224 km (0.106 R)
• M20: 23,308,545 km (0.07 R)
• M21: 24,291,852 km (0.105 R)
• M22: 26,341,043 km (0.096 R)
• M23: 28,061,269 km (0.113 R)
• M24: 30,663,375 km (0.091 R)
• M25: 32,808,907 km (0.066 R)
• M26: 39,427,865 km (0.063 R)
• M27: 39,842,850 km (0.065 R)
• M28: 40,400,551 km (0.073 R)
• M29: 40,822,417 km (0.118 R)
• M30: 41,389,243 km (0.065 R)
• M31: 48,925,236 km (0.112 R)
• M32: 55,056,205 km (0.091 R)
• M33: 59,476,673 km (0.11 R)
• M34: 60,755,435 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.2

Radius: 3.1

Gravity: 81.08 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.42 AU - 10.24 AU

Year: 17497 Days

Day: 20 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,655,199 km

• M1: 38,596 km (0.098 R)
• M2: 183,856 km (0.051 R)
• M3: 358,885 km (0.105 R)
• M4: 957,127 km (0.088 R)
• M5: 1,300,155 km (0.054 R)
• M6: 1,960,181 km (0.065 R)
• M7: 2,119,203 km (0.075 R)
• M8: 3,098,920 km (0.097 R)
• M9: 3,287,413 km (0.077 R)
• M10: 5,892,959 km (0.105 R)
• M11: 8,271,865 km (0.114 R)
• M12: 9,061,293 km (0.031 R)
• M13: 9,785,047 km (0.104 R)
• M14: 10,249,100 km (0.046 R)
• M15: 13,415,937 km (0.047 R)
• M16: 22,670,660 km (0.111 R)
• M17: 23,073,676 km (0.1 R)
• M18: 25,919,177 km (0.057 R)
• M19: 29,345,418 km (0.03 R)
• M20: 42,925,164 km (0.092 R)
• M21: 52,799,820 km (0.088 R)
• M22: 56,216,337 km (0.05 R)
• M23: 70,072,241 km (0.113 R)
• M24: 71,571,361 km (0.042 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 17,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit