🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.55 AU - 0.55 AU

Year: 268 Days

Day: 32.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,028,631 km

• M1: 35,305 km (0.094 R)
• M2: 111,151 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.1

Radius: 14.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.58 AU - 0.92 AU

Year: 426 Days

Day: 7.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,028,631 km

• M1: 178,470 km (0.043 R)
• M2: 785,389 km (0.07 R)
• M3: 2,124,589 km (0.099 R)
• M4: 2,734,499 km (0.067 R)
• M5: 3,179,254 km (0.077 R)
• M6: 3,721,247 km (0.077 R)
• M7: 5,114,003 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 14.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.76 AU - 0.9 AU

Year: 496 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,028,631 km

• M1: 185,352 km (0.11 R)
• M2: 746,942 km (0.061 R)
• M3: 1,617,003 km (0.041 R)
• M4: 2,303,508 km (0.075 R)
• M5: 2,826,801 km (0.077 R)
• M6: 3,757,599 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 12.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.87 AU - 1.39 AU

Year: 788 Days

Day: 5.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,028,631 km

• M1: 154,086 km (0.043 R)
• M2: 553,961 km (0.039 R)
• M3: 1,236,726 km (0.077 R)
• M4: 1,630,916 km (0.063 R)
• M5: 2,985,226 km (0.1 R)
• M6: 3,925,598 km (0.097 R)
• M7: 5,517,768 km (0.111 R)
• M8: 8,014,556 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.4

Radius: 10.1

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.06 AU - 1.24 AU

Year: 809 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,028,631 km

• M1: 125,662 km (0.078 R)
• M2: 531,970 km (0.105 R)
• M3: 1,057,059 km (0.071 R)
• M4: 1,658,741 km (0.084 R)
• M5: 2,115,164 km (0.095 R)
• M6: 2,443,232 km (0.108 R)
• M7: 3,100,865 km (0.098 R)
• M8: 3,513,156 km (0.048 R)
• M9: 4,367,809 km (0.114 R)
• M10: 4,818,398 km (0.073 R)
• M11: 5,172,047 km (0.072 R)
• M12: 5,734,984 km (0.064 R)
• M13: 6,785,460 km (0.028 R)
• M14: 7,437,557 km (0.072 R)
• M15: 7,838,928 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 14.2

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.71 AU - 2.17 AU

Year: 1773 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,028,631 km

• M1: 176,675 km (0.025 R)
• M2: 786,436 km (0.118 R)
• M3: 1,450,800 km (0.076 R)
• M4: 1,930,710 km (0.093 R)
• M5: 2,599,562 km (0.059 R)
• M6: 3,288,161 km (0.034 R)
• M7: 5,985,112 km (0.067 R)
• M8: 8,215,616 km (0.077 R)
• M9: 8,971,684 km (0.1 R)
• M10: 9,636,796 km (0.087 R)
• M11: 11,066,203 km (0.07 R)
• M12: 11,949,728 km (0.081 R)
• M13: 12,962,955 km (0.089 R)
• M14: 13,469,343 km (0.061 R)
• M15: 15,206,923 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 12.2

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.21 AU - 3.61 AU

Year: 4131 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,028,631 km

• M1: 154,684 km (0.114 R)
• M2: 661,522 km (0.076 R)
• M3: 1,130,062 km (0.103 R)
• M4: 1,689,708 km (0.063 R)
• M5: 2,138,202 km (0.109 R)
• M6: 2,715,650 km (0.084 R)
• M7: 3,755,505 km (0.083 R)
• M8: 5,019,009 km (0.071 R)
• M9: 5,408,561 km (0.09 R)
• M10: 6,824,804 km (0.076 R)
• M11: 7,535,843 km (0.082 R)
• M12: 8,367,009 km (0.11 R)
• M13: 9,029,877 km (0.095 R)
• M14: 9,569,327 km (0.039 R)
• M15: 11,012,647 km (0.104 R)
• M16: 11,673,870 km (0.051 R)
• M17: 12,361,272 km (0.036 R)
• M18: 14,849,533 km (0.077 R)
• M19: 15,330,491 km (0.111 R)
• M20: 16,155,224 km (0.113 R)
• M21: 16,778,748 km (0.094 R)
• M22: 18,684,026 km (0.111 R)
• M23: 20,335,138 km (0.112 R)
• M24: 22,708,658 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.1

Radius: 11.2

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.01 AU - 6.41 AU

Year: 7801 Days

Day: 7.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,028,631 km

• M1: 139,276 km (0.05 R)
• M2: 1,442,722 km (0.04 R)
• M3: 2,114,267 km (0.078 R)
• M4: 2,946,629 km (0.119 R)
• M5: 3,376,723 km (0.037 R)
• M6: 3,737,703 km (0.092 R)
• M7: 4,219,558 km (0.113 R)
• M8: 5,006,442 km (0.119 R)
• M9: 7,314,588 km (0.115 R)
• M10: 7,886,501 km (0.071 R)
• M11: 8,296,698 km (0.097 R)
• M12: 9,655,944 km (0.082 R)
• M13: 10,082,597 km (0.053 R)
• M14: 11,820,326 km (0.084 R)
• M15: 13,274,567 km (0.102 R)
• M16: 14,844,896 km (0.062 R)
• M17: 19,883,053 km (0.072 R)
• M18: 25,308,669 km (0.116 R)
• M19: 27,457,792 km (0.114 R)
• M20: 28,576,933 km (0.111 R)
• M21: 29,015,255 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.9

Radius: 5.5

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.3 AU - 7.18 AU

Year: 11479 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,028,631 km

• M1: 73,303 km (0.086 R)
• M2: 324,777 km (0.075 R)
• M3: 805,884 km (0.105 R)
• M4: 1,096,852 km (0.101 R)
• M5: 1,721,124 km (0.053 R)
• M6: 2,577,123 km (0.087 R)
• M7: 3,711,972 km (0.026 R)
• M8: 3,916,173 km (0.058 R)
• M9: 4,127,854 km (0.086 R)
• M10: 6,072,926 km (0.105 R)
• M11: 10,852,428 km (0.047 R)
• M12: 12,535,254 km (0.066 R)
• M13: 13,113,151 km (0.101 R)
• M14: 14,509,797 km (0.045 R)
• M15: 15,669,629 km (0.11 R)
• M16: 16,002,484 km (0.032 R)
• M17: 17,099,485 km (0.059 R)
• M18: 20,216,058 km (0.058 R)
• M19: 21,990,438 km (0.117 R)
• M20: 23,086,243 km (0.063 R)
• M21: 25,938,176 km (0.106 R)
• M22: 26,310,376 km (0.076 R)
• M23: 26,970,252 km (0.118 R)
• M24: 30,539,657 km (0.113 R)
• M25: 30,954,642 km (0.094 R)
• M26: 36,464,631 km (0.065 R)
• M27: 40,189,767 km (0.103 R)
• M28: 43,503,210 km (0.109 R)
• M29: 43,896,952 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 18,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit