🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.48 AU - 0.66 AU

Year: 274 Days

Day: 19.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,213,593 km

• M1: 152,739 km (0.092 R)
• M2: 619,784 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.55 AU - 0.69 AU

Year: 310 Days

Day: 37.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.9

Radius: 8.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.72 AU - 0.9 AU

Year: 464 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,213,593 km

• M1: 103,223 km (0.086 R)
• M2: 376,987 km (0.09 R)
• M3: 727,644 km (0.041 R)
• M4: 1,034,020 km (0.077 R)
• M5: 1,720,824 km (0.076 R)
• M6: 2,018,225 km (0.109 R)
• M7: 3,007,067 km (0.055 R)
• M8: 3,378,818 km (0.083 R)
• M9: 3,691,477 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.5

Radius: 14.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.76 AU - 1.24 AU

Year: 636 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,213,593 km

• M1: 175,478 km (0.034 R)
• M2: 670,797 km (0.058 R)
• M3: 1,212,940 km (0.074 R)
• M4: 1,688,960 km (0.091 R)
• M5: 2,291,839 km (0.12 R)
• M6: 3,191,970 km (0.107 R)
• M7: 3,704,342 km (0.093 R)
• M8: 4,286,727 km (0.092 R)
• M9: 5,130,010 km (0.1 R)
• M10: 6,751,502 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 10.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.85 AU - 2.55 AU

Year: 2075 Days

Day: 5.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,213,593 km

• M1: 130,599 km (0.115 R)
• M2: 480,209 km (0.08 R)
• M3: 898,036 km (0.061 R)
• M4: 1,487,003 km (0.062 R)
• M5: 2,046,349 km (0.071 R)
• M6: 2,869,138 km (0.038 R)
• M7: 3,810,557 km (0.032 R)
• M8: 4,479,259 km (0.025 R)
• M9: 5,290,080 km (0.092 R)
• M10: 6,698,993 km (0.092 R)
• M11: 7,730,021 km (0.075 R)
• M12: 10,242,069 km (0.114 R)
• M13: 10,625,488 km (0.101 R)
• M14: 14,005,652 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.57 AU - 4.97 AU

Year: 5610 Days

Day: 5.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,213,593 km

• M1: 114,143 km (0.104 R)
• M2: 457,021 km (0.108 R)
• M3: 2,212,104 km (0.073 R)
• M4: 3,518,841 km (0.094 R)
• M5: 4,464,748 km (0.03 R)
• M6: 4,972,184 km (0.081 R)
• M7: 5,252,980 km (0.092 R)
• M8: 6,305,999 km (0.062 R)
• M9: 6,696,749 km (0.115 R)
• M10: 7,427,833 km (0.114 R)
• M11: 8,677,424 km (0.102 R)
• M12: 14,934,206 km (0.078 R)
• M13: 17,492,329 km (0.052 R)
• M14: 18,024,898 km (0.112 R)
• M15: 22,474,238 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.8

Radius: 4.3

Gravity: 32.49 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.38 AU - 8.26 AU

Year: 12592 Days

Day: 25 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,213,593 km

• M1: 53,556 km (0.108 R)
• M2: 241,152 km (0.112 R)
• M3: 1,014,722 km (0.099 R)
• M4: 1,956,890 km (0.081 R)
• M5: 2,229,307 km (0.12 R)
• M6: 2,526,558 km (0.037 R)
• M7: 2,827,250 km (0.093 R)
• M8: 3,657,070 km (0.098 R)
• M9: 4,185,599 km (0.099 R)
• M10: 4,668,950 km (0.099 R)
• M11: 5,222,162 km (0.065 R)
• M12: 6,341,753 km (0.077 R)
• M13: 12,245,334 km (0.102 R)
• M14: 12,547,073 km (0.097 R)
• M15: 17,008,530 km (0.05 R)
• M16: 19,920,452 km (0.073 R)
• M17: 25,613,699 km (0.083 R)
• M18: 31,620,352 km (0.026 R)
• M19: 35,371,818 km (0.06 R)
• M20: 39,148,416 km (0.086 R)
• M21: 47,194,687 km (0.101 R)
• M22: 49,899,417 km (0.085 R)
• M23: 52,705,424 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.5

Radius: 7.3

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.87 AU - 8.93 AU

Year: 15479 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,213,593 km

• M1: 90,806 km (0.072 R)
• M2: 328,218 km (0.109 R)
• M3: 1,081,742 km (0.117 R)
• M4: 1,332,767 km (0.092 R)
• M5: 1,717,832 km (0.101 R)
• M6: 3,131,682 km (0.099 R)
• M7: 3,814,746 km (0.104 R)
• M8: 4,625,267 km (0.118 R)
• M9: 6,582,606 km (0.094 R)
• M10: 10,520,021 km (0.097 R)
• M11: 11,615,975 km (0.111 R)
• M12: 11,977,404 km (0.119 R)
• M13: 12,722,701 km (0.106 R)
• M14: 12,977,765 km (0.073 R)
• M15: 14,168,714 km (0.092 R)
• M16: 16,766,181 km (0.094 R)
• M17: 17,227,840 km (0.036 R)
• M18: 20,351,594 km (0.057 R)
• M19: 20,965,543 km (0.083 R)
• M20: 21,232,426 km (0.091 R)
• M21: 22,322,695 km (0.103 R)
• M22: 22,787,645 km (0.104 R)
• M23: 25,110,601 km (0.092 R)
• M24: 25,715,126 km (0.054 R)
• M25: 26,329,225 km (0.108 R)
• M26: 30,904,975 km (0.103 R)
• M27: 34,976,730 km (0.12 R)
• M28: 35,352,221 km (0.092 R)
• M29: 37,531,413 km (0.074 R)
• M30: 43,009,089 km (0.083 R)
• M31: 45,788,168 km (0.102 R)
• M32: 51,378,042 km (0.108 R)
• M33: 57,579,772 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202

Radius: 6.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.99 AU - 10.95 AU

Year: 21540 Days

Day: 21.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,213,593 km

• M1: 77,342 km (0.099 R)
• M2: 282,740 km (0.114 R)
• M3: 620,083 km (0.086 R)
• M4: 1,243,607 km (0.115 R)
• M5: 1,441,226 km (0.109 R)
• M6: 1,785,899 km (0.082 R)
• M7: 2,682,290 km (0.078 R)
• M8: 4,542,091 km (0.036 R)
• M9: 5,419,632 km (0.061 R)
• M10: 6,139,197 km (0.038 R)
• M11: 6,639,752 km (0.117 R)
• M12: 8,869,508 km (0.111 R)
• M13: 9,865,980 km (0.109 R)
• M14: 10,231,597 km (0.067 R)
• M15: 10,660,643 km (0.042 R)
• M16: 15,009,005 km (0.071 R)
• M17: 17,081,534 km (0.094 R)
• M18: 22,048,632 km (0.073 R)
• M19: 25,196,321 km (0.032 R)
• M20: 28,420,753 km (0.056 R)
• M21: 32,251,057 km (0.087 R)
• M22: 37,159,213 km (0.095 R)
• M23: 37,916,777 km (0.112 R)
• M24: 40,516,489 km (0.118 R)
• M25: 43,930,312 km (0.118 R)
• M26: 46,649,553 km (0.088 R)
• M27: 48,873,924 km (0.062 R)
• M28: 50,703,655 km (0.085 R)
• M29: 51,168,156 km (0.089 R)
• M30: 52,105,537 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 17,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit