🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 45.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,854,004 km

• M1: 357,838 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 11.5

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.71 AU - 1.01 AU

Year: 515 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,854,004 km

• M1: 143,016 km (0.114 R)
• M2: 513,869 km (0.093 R)
• M3: 957,426 km (0.074 R)
• M4: 1,490,892 km (0.052 R)
• M5: 2,137,305 km (0.108 R)
• M6: 2,632,324 km (0.102 R)
• M7: 3,052,993 km (0.065 R)
• M8: 3,895,080 km (0.085 R)
• M9: 4,284,483 km (0.079 R)
• M10: 4,870,308 km (0.043 R)
• M11: 5,525,996 km (0.119 R)
• M12: 6,465,321 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.7

Radius: 12.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.79 AU - 1.03 AU

Year: 561 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,854,004 km

• M1: 153,039 km (0.081 R)
• M2: 541,245 km (0.066 R)
• M3: 999,763 km (0.092 R)
• M4: 1,755,531 km (0.068 R)
• M5: 2,347,041 km (0.107 R)
• M6: 3,010,807 km (0.101 R)
• M7: 4,158,821 km (0.086 R)
• M8: 4,559,594 km (0.105 R)
• M9: 5,579,103 km (0.052 R)
• M10: 5,975,537 km (0.045 R)
• M11: 6,468,462 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.6

Radius: 11.7

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.91 AU - 1.03 AU

Year: 617 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,854,004 km

• M1: 145,559 km (0.045 R)
• M2: 543,788 km (0.118 R)
• M3: 930,050 km (0.038 R)
• M4: 1,623,735 km (0.086 R)
• M5: 2,063,852 km (0.06 R)
• M6: 2,539,873 km (0.107 R)
• M7: 2,917,158 km (0.084 R)
• M8: 3,371,936 km (0.098 R)
• M9: 3,888,647 km (0.061 R)
• M10: 5,278,112 km (0.105 R)
• M11: 5,859,599 km (0.111 R)
• M12: 6,567,197 km (0.042 R)
• M13: 7,040,674 km (0.092 R)
• M14: 7,444,738 km (0.095 R)
• M15: 8,299,989 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 9.1

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.37 AU - 1.53 AU

Year: 1127 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,854,004 km

• M1: 113,096 km (0.069 R)
• M2: 410,646 km (0.091 R)
• M3: 698,921 km (0.114 R)
• M4: 1,031,477 km (0.113 R)
• M5: 1,454,390 km (0.102 R)
• M6: 1,980,227 km (0.107 R)
• M7: 3,380,912 km (0.095 R)
• M8: 4,448,143 km (0.074 R)
• M9: 5,088,871 km (0.086 R)
• M10: 5,854,812 km (0.114 R)
• M11: 6,208,910 km (0.077 R)
• M12: 6,863,102 km (0.047 R)
• M13: 7,744,682 km (0.12 R)
• M14: 8,502,844 km (0.098 R)
• M15: 8,871,303 km (0.061 R)
• M16: 9,792,976 km (0.05 R)
• M17: 10,646,581 km (0.079 R)
• M18: 11,276,388 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.8

Radius: 8.8

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.39 AU - 2.03 AU

Year: 1444 Days

Day: 6.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,854,004 km

• M1: 109,506 km (0.114 R)
• M2: 471,981 km (0.113 R)
• M3: 997,967 km (0.109 R)
• M4: 1,292,825 km (0.115 R)
• M5: 1,707,211 km (0.095 R)
• M6: 1,985,463 km (0.104 R)
• M7: 2,506,064 km (0.119 R)
• M8: 3,061,820 km (0.065 R)
• M9: 3,578,531 km (0.098 R)
• M10: 3,865,759 km (0.115 R)
• M11: 4,785,785 km (0.078 R)
• M12: 5,249,389 km (0.11 R)
• M13: 6,053,328 km (0.085 R)
• M14: 6,573,630 km (0.102 R)
• M15: 6,890,777 km (0.066 R)
• M16: 7,313,541 km (0.114 R)
• M17: 8,133,487 km (0.112 R)
• M18: 8,713,328 km (0.078 R)
• M19: 9,462,215 km (0.102 R)
• M20: 9,779,362 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.5

Radius: 11.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.93 AU - 2.93 AU

Year: 3238 Days

Day: 9.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,854,004 km

• M1: 141,819 km (0.117 R)
• M2: 687,552 km (0.033 R)
• M3: 1,346,530 km (0.063 R)
• M4: 1,728,753 km (0.071 R)
• M5: 2,528,802 km (0.1 R)
• M6: 3,474,261 km (0.093 R)
• M7: 4,055,897 km (0.086 R)
• M8: 4,493,471 km (0.057 R)
• M9: 5,348,124 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 10.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.01 AU - 3.63 AU

Year: 3906 Days

Day: 10.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 116.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,854,004 km

• M1: 129,701 km (0.098 R)
• M2: 596,746 km (0.104 R)
• M3: 1,036,564 km (0.03 R)
• M4: 1,489,546 km (0.101 R)
• M5: 1,885,083 km (0.076 R)
• M6: 2,682,888 km (0.115 R)
• M7: 3,392,581 km (0.106 R)
• M8: 4,222,849 km (0.107 R)
• M9: 5,702,521 km (0.101 R)
• M10: 6,101,798 km (0.04 R)
• M11: 6,901,249 km (0.113 R)
• M12: 7,679,008 km (0.106 R)
• M13: 10,697,145 km (0.087 R)
• M14: 11,190,220 km (0.053 R)
• M15: 15,171,767 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.9

Radius: 7.9

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.58 AU - 10.68 AU

Year: 20818 Days

Day: 24 Hours

Environment

Temp: -236 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,854,004 km

• M1: 98,286 km (0.095 R)
• M2: 357,539 km (0.043 R)
• M3: 632,201 km (0.103 R)
• M4: 1,201,420 km (0.072 R)
• M5: 2,660,000 km (0.095 R)
• M6: 3,140,658 km (0.033 R)
• M7: 4,243,792 km (0.07 R)
• M8: 4,696,775 km (0.06 R)
• M9: 5,362,784 km (0.055 R)
• M10: 5,699,529 km (0.078 R)
• M11: 6,010,693 km (0.09 R)
• M12: 7,461,643 km (0.081 R)
• M13: 8,268,424 km (0.084 R)
• M14: 8,566,722 km (0.061 R)
• M15: 8,923,812 km (0.093 R)
• M16: 9,344,033 km (0.119 R)
• M17: 9,998,972 km (0.085 R)
• M18: 13,061,091 km (0.074 R)
• M19: 14,659,544 km (0.042 R)
• M20: 16,074,890 km (0.116 R)
• M21: 17,416,633 km (0.094 R)
• M22: 19,435,606 km (0.066 R)
• M23: 20,501,491 km (0.079 R)
• M24: 21,419,124 km (0.119 R)
• M25: 23,633,023 km (0.092 R)
• M26: 24,641,462 km (0.108 R)
• M27: 29,768,480 km (0.085 R)
• M28: 30,825,090 km (0.061 R)
• M29: 37,021,135 km (0.039 R)
• M30: 39,913,011 km (0.046 R)
• M31: 43,998,679 km (0.073 R)
• M32: 49,649,888 km (0.064 R)
• M33: 49,977,357 km (0.087 R)
• M34: 51,468,549 km (0.08 R)
• M35: 54,539,793 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 20,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit