🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.44 AU - 0.7 AU

Year: 282 Days

Day: 19.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 10.3

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.72 AU - 0.94 AU

Year: 496 Days

Day: 13.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 152.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,800,459 km

• M1: 128,205 km (0.055 R)
• M2: 589,266 km (0.072 R)
• M3: 941,868 km (0.115 R)
• M4: 1,289,833 km (0.06 R)
• M5: 1,637,648 km (0.073 R)
• M6: 2,048,743 km (0.118 R)
• M7: 3,037,585 km (0.089 R)
• M8: 3,490,567 km (0.116 R)
• M9: 4,164,805 km (0.109 R)
• M10: 4,846,672 km (0.095 R)
• M11: 5,255,074 km (0.119 R)
• M12: 5,601,393 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.9

Radius: 8.8

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.66 AU - 1.08 AU

Year: 532 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,800,459 km

• M1: 109,506 km (0.067 R)
• M2: 397,631 km (0.061 R)
• M3: 926,460 km (0.072 R)
• M4: 1,410,110 km (0.034 R)
• M5: 1,695,692 km (0.103 R)
• M6: 2,054,727 km (0.078 R)
• M7: 2,657,756 km (0.118 R)
• M8: 4,299,892 km (0.078 R)
• M9: 4,941,218 km (0.102 R)
• M10: 5,403,176 km (0.112 R)
• M11: 6,020,866 km (0.077 R)
• M12: 6,337,415 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.8

Radius: 14.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.81 AU - 1.01 AU

Year: 569 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,800,459 km

• M1: 176,675 km (0.119 R)
• M2: 817,253 km (0.084 R)
• M3: 1,409,810 km (0.083 R)
• M4: 1,852,919 km (0.09 R)
• M5: 2,489,009 km (0.077 R)
• M6: 3,096,377 km (0.102 R)
• M7: 3,729,026 km (0.111 R)
• M8: 5,255,523 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 8.2

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.61 AU - 2.91 AU

Year: 3008 Days

Day: 5.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,800,459 km

• M1: 102,026 km (0.087 R)
• M2: 453,282 km (0.085 R)
• M3: 711,338 km (0.097 R)
• M4: 992,731 km (0.049 R)
• M5: 1,320,650 km (0.07 R)
• M6: 1,596,957 km (0.117 R)
• M7: 1,937,143 km (0.069 R)
• M8: 2,296,926 km (0.093 R)
• M9: 2,780,875 km (0.117 R)
• M10: 3,064,662 km (0.101 R)
• M11: 3,536,494 km (0.031 R)
• M12: 4,444,553 km (0.076 R)
• M13: 5,025,292 km (0.069 R)
• M14: 5,629,667 km (0.106 R)
• M15: 6,253,341 km (0.064 R)
• M16: 7,799,883 km (0.098 R)
• M17: 8,197,963 km (0.045 R)
• M18: 8,540,094 km (0.048 R)
• M19: 9,965,911 km (0.119 R)
• M20: 11,672,075 km (0.069 R)
• M21: 13,004,094 km (0.12 R)
• M22: 15,239,086 km (0.093 R)
• M23: 16,126,202 km (0.068 R)
• M24: 16,664,006 km (0.08 R)
• M25: 16,992,224 km (0.093 R)
• M26: 20,330,201 km (0.077 R)
• M27: 21,148,352 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.9

Radius: 12.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.92 AU - 4.12 AU

Year: 5287 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,800,459 km

• M1: 158,574 km (0.095 R)
• M2: 575,054 km (0.114 R)
• M3: 1,707,809 km (0.083 R)
• M4: 4,694,232 km (0.094 R)
• M5: 5,913,155 km (0.077 R)
• M6: 6,644,539 km (0.082 R)
• M7: 7,131,630 km (0.09 R)
• M8: 8,068,711 km (0.09 R)
• M9: 8,930,394 km (0.082 R)
• M10: 9,363,630 km (0.11 R)
• M11: 10,019,018 km (0.095 R)
• M12: 11,284,766 km (0.113 R)
• M13: 14,830,834 km (0.104 R)
• M14: 16,413,729 km (0.087 R)
• M15: 18,106,578 km (0.075 R)
• M16: 20,315,241 km (0.112 R)
• M17: 24,412,129 km (0.096 R)
• M18: 25,891,951 km (0.028 R)
• M19: 27,762,373 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.3

Radius: 8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.22 AU - 9.32 AU

Year: 18515 Days

Day: 15.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,800,459 km

• M1: 245,490 km (0.118 R)
• M2: 1,773,333 km (0.084 R)
• M3: 2,241,275 km (0.117 R)
• M4: 3,570,752 km (0.091 R)
• M5: 4,149,695 km (0.09 R)
• M6: 4,549,720 km (0.083 R)
• M7: 5,327,779 km (0.047 R)
• M8: 7,389,088 km (0.115 R)
• M9: 10,183,426 km (0.037 R)
• M10: 17,597,946 km (0.102 R)
• M11: 19,814,687 km (0.107 R)
• M12: 25,729,487 km (0.11 R)
• M13: 31,950,515 km (0.111 R)
• M14: 34,304,886 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 5.9

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.37 AU - 10.75 AU

Year: 22512 Days

Day: 19.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,800,459 km

• M1: 73,752 km (0.12 R)
• M2: 321,785 km (0.042 R)
• M3: 857,645 km (0.108 R)
• M4: 1,609,374 km (0.091 R)
• M5: 2,002,218 km (0.083 R)
• M6: 2,780,276 km (0.057 R)
• M7: 3,291,452 km (0.042 R)
• M8: 3,832,997 km (0.12 R)
• M9: 4,668,202 km (0.089 R)
• M10: 5,502,808 km (0.12 R)
• M11: 6,518,428 km (0.094 R)
• M12: 7,797,789 km (0.077 R)
• M13: 10,603,048 km (0.105 R)
• M14: 11,210,416 km (0.111 R)
• M15: 12,965,797 km (0.114 R)
• M16: 20,499,695 km (0.086 R)
• M17: 21,536,558 km (0.089 R)
• M18: 22,116,549 km (0.103 R)
• M19: 22,707,012 km (0.052 R)
• M20: 23,206,968 km (0.118 R)
• M21: 25,067,816 km (0.055 R)
• M22: 25,709,591 km (0.07 R)
• M23: 26,252,781 km (0.11 R)
• M24: 27,927,978 km (0.091 R)
• M25: 29,436,523 km (0.104 R)
• M26: 29,911,346 km (0.119 R)
• M27: 38,220,311 km (0.058 R)
• M28: 41,101,716 km (0.098 R)
• M29: 41,397,620 km (0.091 R)
• M30: 47,617,601 km (0.093 R)
• M31: 50,439,615 km (0.119 R)
• M32: 53,371,284 km (0.072 R)
• M33: 56,596,914 km (0.059 R)
• M34: 63,828,774 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 14,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit