🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 271 Days

Day: 42.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.6

Radius: 9.2

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.75 AU - 0.89 AU

Year: 479 Days

Day: 12.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,946,347 km

• M1: 114,442 km (0.109 R)
• M2: 439,967 km (0.08 R)
• M3: 743,801 km (0.112 R)
• M4: 1,051,673 km (0.098 R)
• M5: 1,773,632 km (0.111 R)
• M6: 2,123,093 km (0.093 R)
• M7: 2,478,089 km (0.045 R)
• M8: 3,032,349 km (0.117 R)
• M9: 4,313,355 km (0.037 R)
• M10: 4,648,305 km (0.064 R)
• M11: 5,116,397 km (0.12 R)
• M12: 5,439,977 km (0.086 R)
• M13: 5,978,829 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.3

Radius: 12.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.22 AU - 1.24 AU

Year: 881 Days

Day: 12.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,946,347 km

• M1: 159,172 km (0.089 R)
• M2: 648,507 km (0.073 R)
• M3: 1,121,535 km (0.042 R)
• M4: 2,531,645 km (0.067 R)
• M5: 5,228,595 km (0.065 R)
• M6: 5,873,960 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 13.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.21 AU - 1.27 AU

Year: 892 Days

Day: 10.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,946,347 km

• M1: 166,802 km (0.098 R)
• M2: 603,328 km (0.083 R)
• M3: 1,225,356 km (0.115 R)
• M4: 2,015,083 km (0.049 R)
• M5: 2,622,451 km (0.116 R)
• M6: 3,071,843 km (0.065 R)
• M7: 3,942,652 km (0.089 R)
• M8: 4,604,772 km (0.107 R)
• M9: 5,026,040 km (0.075 R)
• M10: 5,806,043 km (0.088 R)
• M11: 6,775,587 km (0.12 R)
• M12: 7,369,790 km (0.094 R)
• M13: 8,326,318 km (0.116 R)
• M14: 9,171,546 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930

Radius: 13.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.32 AU - 3.78 AU

Year: 3439 Days

Day: 11.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,946,347 km

• M1: 166,951 km (0.037 R)
• M2: 659,427 km (0.03 R)
• M3: 1,286,093 km (0.061 R)
• M4: 1,738,028 km (0.113 R)
• M5: 2,478,837 km (0.086 R)
• M6: 3,138,264 km (0.028 R)
• M7: 3,723,192 km (0.101 R)
• M8: 4,380,375 km (0.055 R)
• M9: 6,517,231 km (0.104 R)
• M10: 7,541,677 km (0.102 R)
• M11: 8,560,439 km (0.067 R)
• M12: 9,160,626 km (0.078 R)
• M13: 9,991,043 km (0.076 R)
• M14: 14,702,778 km (0.055 R)
• M15: 15,129,730 km (0.104 R)
• M16: 18,725,764 km (0.071 R)
• M17: 20,193,618 km (0.08 R)
• M18: 21,191,436 km (0.106 R)
• M19: 22,221,866 km (0.12 R)
• M20: 23,429,869 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.9

Radius: 14.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.96 AU - 4.38 AU

Year: 4540 Days

Day: 11.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,946,347 km

• M1: 180,265 km (0.081 R)
• M2: 901,926 km (0.118 R)
• M3: 1,490,444 km (0.07 R)
• M4: 2,320,712 km (0.084 R)
• M5: 4,525,784 km (0.082 R)
• M6: 6,546,702 km (0.1 R)
• M7: 7,510,412 km (0.089 R)
• M8: 8,905,860 km (0.085 R)
• M9: 15,737,846 km (0.078 R)
• M10: 16,196,961 km (0.114 R)
• M11: 18,571,379 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.1

Radius: 9.2

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.32 AU - 5.54 AU

Year: 6020 Days

Day: 12.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,946,347 km

• M1: 114,442 km (0.09 R)
• M2: 835,504 km (0.115 R)
• M3: 1,234,332 km (0.047 R)
• M4: 1,637,648 km (0.079 R)
• M5: 1,944,174 km (0.079 R)
• M6: 2,390,574 km (0.112 R)
• M7: 3,229,519 km (0.061 R)
• M8: 3,930,385 km (0.115 R)
• M9: 4,647,407 km (0.098 R)
• M10: 5,788,091 km (0.055 R)
• M11: 6,273,237 km (0.106 R)
• M12: 7,105,600 km (0.06 R)
• M13: 7,931,829 km (0.084 R)
• M14: 8,571,808 km (0.119 R)
• M15: 9,159,728 km (0.071 R)
• M16: 11,085,501 km (0.068 R)
• M17: 12,299,787 km (0.046 R)
• M18: 12,993,323 km (0.091 R)
• M19: 13,377,490 km (0.05 R)
• M20: 14,342,097 km (0.057 R)
• M21: 14,752,444 km (0.062 R)
• M22: 17,315,505 km (0.111 R)
• M23: 18,118,546 km (0.105 R)
• M24: 18,460,377 km (0.089 R)
• M25: 19,369,334 km (0.049 R)
• M26: 19,726,723 km (0.095 R)
• M27: 24,201,345 km (0.045 R)
• M28: 26,410,457 km (0.066 R)
• M29: 27,473,948 km (0.076 R)
• M30: 34,566,982 km (0.12 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 18,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit