🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.52 AU - 0.82 AU

Year: 349 Days

Day: 24.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122

Radius: 10.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.67 AU - 0.83 AU

Year: 413 Days

Day: 7.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,969,361 km

• M1: 126,859 km (0.038 R)
• M2: 534,962 km (0.114 R)
• M3: 897,138 km (0.118 R)
• M4: 1,277,267 km (0.104 R)
• M5: 1,670,410 km (0.093 R)
• M6: 2,054,727 km (0.118 R)
• M7: 2,789,103 km (0.086 R)
• M8: 3,112,085 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.9

Radius: 8

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.69 AU - 0.93 AU

Year: 464 Days

Day: 9 Hours

Environment

Temp: -140 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,969,361 km

• M1: 99,483 km (0.118 R)
• M2: 378,183 km (0.081 R)
• M3: 630,405 km (0.029 R)
• M4: 898,634 km (0.069 R)
• M5: 1,197,681 km (0.091 R)
• M6: 1,598,752 km (0.117 R)
• M7: 2,165,878 km (0.087 R)
• M8: 2,433,509 km (0.116 R)
• M9: 2,754,546 km (0.086 R)
• M10: 3,137,965 km (0.063 R)
• M11: 4,624,369 km (0.096 R)
• M12: 5,232,186 km (0.087 R)
• M13: 5,734,984 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 10

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.93 AU - 1.17 AU

Year: 684 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,969,361 km

• M1: 126,261 km (0.095 R)
• M2: 457,171 km (0.105 R)
• M3: 991,086 km (0.114 R)
• M4: 1,492,089 km (0.084 R)
• M5: 1,819,110 km (0.065 R)
• M6: 2,213,749 km (0.085 R)
• M7: 2,654,165 km (0.081 R)
• M8: 3,239,542 km (0.093 R)
• M9: 3,576,735 km (0.106 R)
• M10: 4,053,354 km (0.06 R)
• M11: 4,814,359 km (0.097 R)
• M12: 5,185,661 km (0.042 R)
• M13: 5,967,309 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 9.1

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.39 AU - 1.47 AU

Year: 1087 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,969,361 km

• M1: 113,395 km (0.114 R)
• M2: 644,767 km (0.113 R)
• M3: 1,075,459 km (0.088 R)
• M4: 1,555,818 km (0.119 R)
• M5: 1,846,786 km (0.11 R)
• M6: 2,785,512 km (0.034 R)
• M7: 3,293,248 km (0.098 R)
• M8: 3,795,298 km (0.074 R)
• M9: 5,764,604 km (0.114 R)
• M10: 6,054,226 km (0.043 R)
• M11: 6,614,470 km (0.11 R)
• M12: 7,157,959 km (0.089 R)
• M13: 8,532,763 km (0.062 R)
• M14: 9,297,657 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 11.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.44 AU - 2.02 AU

Year: 1447 Days

Day: 12.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,969,361 km

• M1: 145,708 km (0.052 R)
• M2: 595,549 km (0.101 R)
• M3: 1,032,225 km (0.04 R)
• M4: 1,544,299 km (0.087 R)
• M5: 2,818,873 km (0.099 R)
• M6: 3,445,089 km (0.049 R)
• M7: 3,930,235 km (0.063 R)
• M8: 5,296,961 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.2

Radius: 12

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.76 AU - 2.64 AU

Year: 2075 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,969,361 km

• M1: 149,299 km (0.105 R)
• M2: 552,315 km (0.11 R)
• M3: 1,162,525 km (0.11 R)
• M4: 1,651,411 km (0.075 R)
• M5: 2,047,845 km (0.12 R)
• M6: 2,802,567 km (0.097 R)
• M7: 4,201,755 km (0.043 R)
• M8: 4,729,686 km (0.03 R)
• M9: 5,592,268 km (0.095 R)
• M10: 6,259,175 km (0.099 R)
• M11: 6,807,601 km (0.079 R)
• M12: 8,288,021 km (0.113 R)
• M13: 8,815,055 km (0.096 R)
• M14: 9,190,246 km (0.04 R)
• M15: 11,190,070 km (0.099 R)
• M16: 12,418,718 km (0.075 R)
• M17: 14,474,641 km (0.108 R)
• M18: 16,800,140 km (0.097 R)
• M19: 18,079,052 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.1

Radius: 7.8

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.66 AU - 12.32 AU

Year: 20076 Days

Day: 16.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,969,361 km

• M1: 97,089 km (0.078 R)
• M2: 375,491 km (0.104 R)
• M3: 788,830 km (0.113 R)
• M4: 1,109,867 km (0.095 R)
• M5: 2,099,905 km (0.081 R)
• M6: 3,071,992 km (0.077 R)
• M7: 4,094,195 km (0.078 R)
• M8: 4,786,384 km (0.105 R)
• M9: 9,027,334 km (0.045 R)
• M10: 9,296,760 km (0.082 R)
• M11: 9,627,221 km (0.119 R)
• M12: 14,448,162 km (0.091 R)
• M13: 15,344,852 km (0.066 R)
• M14: 19,304,857 km (0.102 R)
• M15: 21,423,612 km (0.065 R)
• M16: 26,997,928 km (0.047 R)
• M17: 29,051,757 km (0.042 R)
• M18: 31,330,282 km (0.116 R)
• M19: 35,299,413 km (0.119 R)
• M20: 40,460,390 km (0.043 R)
• M21: 41,046,813 km (0.097 R)
• M22: 41,490,221 km (0.106 R)
• M23: 49,694,318 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.5

Radius: 3.6

Gravity: 40.7 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.56 AU - 10.72 AU

Year: 20530 Days

Day: 22.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,969,361 km

• M1: 52,658 km (0.053 R)
• M2: 211,681 km (0.1 R)
• M3: 346,319 km (0.106 R)
• M4: 603,627 km (0.089 R)
• M5: 852,708 km (0.082 R)
• M6: 965,205 km (0.12 R)
• M7: 1,440,777 km (0.049 R)
• M8: 1,601,744 km (0.091 R)
• M9: 2,982,533 km (0.078 R)
• M10: 3,353,835 km (0.105 R)
• M11: 3,784,976 km (0.099 R)
• M12: 3,905,851 km (0.096 R)
• M13: 4,123,815 km (0.106 R)
• M14: 4,897,236 km (0.113 R)
• M15: 5,412,900 km (0.083 R)
• M16: 6,421,937 km (0.112 R)
• M17: 9,959,927 km (0.084 R)
• M18: 10,307,742 km (0.085 R)
• M19: 10,723,774 km (0.111 R)
• M20: 11,399,956 km (0.04 R)
• M21: 11,589,197 km (0.102 R)
• M22: 12,634,139 km (0.098 R)
• M23: 13,248,687 km (0.099 R)
• M24: 16,382,014 km (0.096 R)
• M25: 16,785,031 km (0.087 R)
• M26: 18,988,009 km (0.099 R)
• M27: 21,954,535 km (0.068 R)
• M28: 26,517,270 km (0.055 R)
• M29: 29,018,845 km (0.05 R)
• M30: 29,489,929 km (0.097 R)
• M31: 31,797,476 km (0.094 R)
• M32: 32,047,155 km (0.073 R)
• M33: 34,222,607 km (0.112 R)
• M34: 37,736,960 km (0.111 R)
• M35: 37,876,834 km (0.12 R)
• M36: 39,437,140 km (0.098 R)
• M37: 39,581,053 km (0.045 R)
• M38: 47,558,659 km (0.064 R)
• M39: 55,633,803 km (0.098 R)
• M40: 67,413,288 km (0.107 R)
• M41: 70,756,801 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 18,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit