🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.54 AU - 0.76 AU

Year: 344 Days

Day: 19.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,539,444 km

• M1: 260,001 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.3

Radius: 8.5

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.6 AU - 0.96 AU

Year: 452 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,539,444 km

• M1: 105,766 km (0.114 R)
• M2: 407,355 km (0.114 R)
• M3: 673,639 km (0.079 R)
• M4: 1,017,565 km (0.044 R)
• M5: 1,284,597 km (0.092 R)
• M6: 1,585,588 km (0.062 R)
• M7: 2,269,998 km (0.12 R)
• M8: 2,547,652 km (0.053 R)
• M9: 2,910,726 km (0.072 R)
• M10: 3,413,225 km (0.083 R)
• M11: 3,855,885 km (0.083 R)
• M12: 4,350,306 km (0.108 R)
• M13: 5,115,798 km (0.102 R)
• M14: 5,514,477 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 13.1

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.72 AU - 1.1 AU

Year: 569 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,539,444 km

• M1: 162,912 km (0.098 R)
• M2: 599,738 km (0.098 R)
• M3: 1,050,775 km (0.116 R)
• M4: 1,708,707 km (0.063 R)
• M5: 2,700,690 km (0.093 R)
• M6: 3,125,848 km (0.118 R)
• M7: 3,633,134 km (0.101 R)
• M8: 4,167,797 km (0.113 R)
• M9: 5,092,162 km (0.11 R)
• M10: 5,781,210 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.5

Radius: 13.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.95 AU - 1.25 AU

Year: 757 Days

Day: 8.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,539,444 km

• M1: 169,195 km (0.091 R)
• M2: 734,077 km (0.094 R)
• M3: 1,198,129 km (0.082 R)
• M4: 1,856,210 km (0.041 R)
• M5: 2,382,795 km (0.044 R)
• M6: 2,904,891 km (0.087 R)
• M7: 3,895,229 km (0.101 R)
• M8: 4,347,165 km (0.101 R)
• M9: 5,167,709 km (0.101 R)
• M10: 5,807,389 km (0.093 R)
• M11: 6,519,475 km (0.11 R)
• M12: 7,529,261 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.2

Radius: 11.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.1 AU - 1.2 AU

Year: 809 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 60.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,539,444 km

• M1: 141,819 km (0.111 R)
• M2: 504,594 km (0.086 R)
• M3: 878,588 km (0.113 R)
• M4: 1,369,569 km (0.085 R)
• M5: 2,833,683 km (0.061 R)
• M6: 3,206,481 km (0.106 R)
• M7: 3,561,177 km (0.053 R)
• M8: 4,557,798 km (0.043 R)
• M9: 5,089,020 km (0.05 R)
• M10: 5,802,004 km (0.072 R)
• M11: 6,427,024 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 10

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.04 AU - 1.6 AU

Year: 995 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,539,444 km

• M1: 124,615 km (0.093 R)
• M2: 737,069 km (0.046 R)
• M3: 1,120,638 km (0.106 R)
• M4: 1,579,454 km (0.033 R)
• M5: 2,660,149 km (0.118 R)
• M6: 3,008,264 km (0.078 R)
• M7: 4,273,862 km (0.08 R)
• M8: 6,906,784 km (0.11 R)
• M9: 8,536,204 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 8.9

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.41 AU - 1.95 AU

Year: 1428 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,539,444 km

• M1: 111,899 km (0.07 R)
• M2: 391,946 km (0.115 R)
• M3: 803,490 km (0.114 R)
• M4: 1,135,298 km (0.089 R)
• M5: 1,513,033 km (0.11 R)
• M6: 1,814,024 km (0.101 R)
• M7: 2,120,400 km (0.1 R)
• M8: 2,435,902 km (0.076 R)
• M9: 3,132,280 km (0.086 R)
• M10: 3,543,674 km (0.07 R)
• M11: 3,902,111 km (0.113 R)
• M12: 4,322,331 km (0.081 R)
• M13: 5,061,644 km (0.107 R)
• M14: 5,406,467 km (0.11 R)
• M15: 7,372,033 km (0.109 R)
• M16: 8,455,421 km (0.038 R)
• M17: 10,105,037 km (0.05 R)
• M18: 10,548,894 km (0.042 R)
• M19: 10,899,252 km (0.067 R)
• M20: 11,996,852 km (0.065 R)
• M21: 12,886,959 km (0.111 R)
• M22: 14,197,736 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.4

Radius: 10.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.83 AU - 2.17 AU

Year: 1855 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,539,444 km

• M1: 128,056 km (0.087 R)
• M2: 462,706 km (0.106 R)
• M3: 935,286 km (0.105 R)
• M4: 1,386,772 km (0.113 R)
• M5: 1,711,699 km (0.07 R)
• M6: 2,088,386 km (0.114 R)
• M7: 2,470,908 km (0.054 R)
• M8: 2,832,037 km (0.11 R)
• M9: 3,502,834 km (0.085 R)
• M10: 4,348,661 km (0.057 R)
• M11: 4,839,491 km (0.097 R)
• M12: 5,451,496 km (0.113 R)
• M13: 5,776,572 km (0.059 R)
• M14: 6,346,989 km (0.07 R)
• M15: 7,734,659 km (0.079 R)
• M16: 8,485,640 km (0.118 R)
• M17: 10,928,723 km (0.058 R)
• M18: 11,447,379 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.3

Radius: 6.2

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.97 AU - 8.63 AU

Year: 14291 Days

Day: 24.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,539,444 km

• M1: 77,342 km (0.1 R)
• M2: 274,662 km (0.093 R)
• M3: 485,445 km (0.118 R)
• M4: 839,244 km (0.057 R)
• M5: 1,231,639 km (0.063 R)
• M6: 1,470,248 km (0.044 R)
• M7: 1,807,741 km (0.119 R)
• M8: 2,098,709 km (0.112 R)
• M9: 2,774,741 km (0.098 R)
• M10: 4,138,625 km (0.117 R)
• M11: 4,580,238 km (0.098 R)
• M12: 5,409,758 km (0.063 R)
• M13: 5,669,460 km (0.098 R)
• M14: 8,897,782 km (0.11 R)
• M15: 11,706,632 km (0.088 R)
• M16: 11,954,067 km (0.119 R)
• M17: 17,345,125 km (0.1 R)
• M18: 19,856,125 km (0.083 R)
• M19: 21,566,029 km (0.119 R)
• M20: 23,274,287 km (0.102 R)
• M21: 25,070,658 km (0.089 R)
• M22: 25,275,757 km (0.094 R)
• M23: 26,212,838 km (0.117 R)
• M24: 27,498,033 km (0.073 R)
• M25: 31,485,415 km (0.117 R)
• M26: 36,364,101 km (0.099 R)
• M27: 36,758,890 km (0.066 R)
• M28: 50,959,019 km (0.082 R)
• M29: 56,752,495 km (0.05 R)
• M30: 62,592,198 km (0.104 R)
• M31: 63,159,473 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 16,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit