🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.61 AU - 0.65 AU

Year: 188 Days

Day: 20.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.09 AU - 1.31 AU

Year: 495 Days

Day: 18.2 Hours

Environment

Temp: -15 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.6

Radius: 12.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.4 AU - 6.24 AU

Year: 5289 Days

Day: 6.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,579,502 km

• M1: 154,684 km (0.114 R)
• M2: 727,345 km (0.081 R)
• M3: 1,119,441 km (0.102 R)
• M4: 1,565,991 km (0.034 R)
• M5: 2,045,601 km (0.075 R)
• M6: 3,376,723 km (0.057 R)
• M7: 4,395,036 km (0.07 R)
• M8: 5,056,558 km (0.064 R)
• M9: 6,093,271 km (0.068 R)
• M10: 10,356,511 km (0.107 R)
• M11: 10,776,731 km (0.105 R)
• M12: 13,497,617 km (0.086 R)
• M13: 14,278,818 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 12.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.77 AU - 9.17 AU

Year: 7691 Days

Day: 14.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,579,502 km

• M1: 156,629 km (0.098 R)
• M2: 700,268 km (0.102 R)
• M3: 1,373,907 km (0.045 R)
• M4: 1,900,940 km (0.119 R)
• M5: 2,297,075 km (0.056 R)
• M6: 2,966,825 km (0.112 R)
• M7: 4,084,321 km (0.103 R)
• M8: 5,341,542 km (0.105 R)
• M9: 5,944,122 km (0.111 R)
• M10: 7,098,419 km (0.04 R)
• M11: 7,709,526 km (0.035 R)
• M12: 8,564,478 km (0.11 R)
• M13: 9,169,003 km (0.101 R)
• M14: 13,185,407 km (0.092 R)
• M15: 15,451,665 km (0.119 R)
• M16: 17,077,495 km (0.118 R)
• M17: 22,719,129 km (0.103 R)
• M18: 23,794,589 km (0.101 R)
• M19: 28,061,269 km (0.094 R)
• M20: 29,687,398 km (0.101 R)
• M21: 31,476,589 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.1

Radius: 9.9

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.28 AU - 11.38 AU

Year: 10736 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,579,502 km

• M1: 128,654 km (0.093 R)
• M2: 558,898 km (0.11 R)
• M3: 883,375 km (0.047 R)
• M4: 1,818,362 km (0.037 R)
• M5: 2,169,768 km (0.103 R)
• M6: 3,012,004 km (0.116 R)
• M7: 3,458,703 km (0.065 R)
• M8: 5,134,349 km (0.086 R)
• M9: 6,734,597 km (0.107 R)
• M10: 11,325,307 km (0.06 R)
• M11: 12,824,726 km (0.104 R)
• M12: 13,435,235 km (0.084 R)
• M13: 16,003,232 km (0.098 R)
• M14: 19,116,663 km (0.117 R)
• M15: 20,982,149 km (0.12 R)
• M16: 32,943,845 km (0.118 R)
• M17: 33,627,657 km (0.094 R)
• M18: 39,442,526 km (0.072 R)
• M19: 45,471,470 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.8

Radius: 4

Gravity: 18.86 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.41 AU - 17.65 AU

Year: 20865 Days

Day: 24.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 35,579,502 km

• M1: 49,816 km (0.097 R)
• M2: 177,423 km (0.068 R)
• M3: 347,217 km (0.095 R)
• M4: 624,721 km (0.1 R)
• M5: 882,627 km (0.079 R)
• M6: 1,013,376 km (0.111 R)
• M7: 1,486,105 km (0.114 R)
• M8: 1,909,617 km (0.104 R)
• M9: 2,826,053 km (0.078 R)
• M10: 3,634,181 km (0.081 R)
• M11: 4,650,100 km (0.086 R)
• M12: 5,472,290 km (0.107 R)
• M13: 8,083,371 km (0.066 R)
• M14: 8,808,921 km (0.097 R)
• M15: 14,094,962 km (0.082 R)
• M16: 14,858,360 km (0.1 R)
• M17: 16,542,981 km (0.072 R)
• M18: 17,157,529 km (0.069 R)
• M19: 17,787,187 km (0.099 R)
• M20: 19,260,127 km (0.11 R)
• M21: 20,548,016 km (0.111 R)
• M22: 21,078,938 km (0.06 R)
• M23: 25,456,471 km (0.112 R)
• M24: 32,859,621 km (0.103 R)
• M25: 34,942,921 km (0.11 R)
• M26: 37,242,839 km (0.118 R)
• M27: 37,373,438 km (0.065 R)
• M28: 40,463,531 km (0.115 R)
• M29: 43,574,569 km (0.078 R)
• M30: 45,188,281 km (0.111 R)
• M31: 45,485,981 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.6

Radius: 6.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 16.3 AU - 18.46 AU

Year: 27296 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,579,502 km

• M1: 77,492 km (0.107 R)
• M2: 864,825 km (0.103 R)
• M3: 1,447,958 km (0.051 R)
• M4: 2,199,238 km (0.039 R)
• M5: 3,039,829 km (0.119 R)
• M6: 3,377,322 km (0.104 R)
• M7: 3,906,000 km (0.116 R)
• M8: 4,758,858 km (0.081 R)
• M9: 5,332,715 km (0.054 R)
• M10: 5,855,859 km (0.06 R)
• M11: 10,237,581 km (0.114 R)
• M12: 16,348,355 km (0.101 R)
• M13: 16,924,905 km (0.09 R)
• M14: 17,647,762 km (0.062 R)
• M15: 30,516,021 km (0.052 R)
• M16: 34,005,690 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 19,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit