🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.89 AU - 2.57 AU

Year: 1165 Days

Day: 42.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.46 AU - 5.74 AU

Year: 4029 Days

Day: 36.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,107,983 km

• M1: 62,682 km (0.073 R)

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 10

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.59 AU - 6.69 AU

Year: 4686 Days

Day: 9.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,107,983 km

• M1: 124,316 km (0.114 R)
• M2: 714,779 km (0.1 R)
• M3: 1,373,308 km (0.117 R)
• M4: 1,809,985 km (0.087 R)
• M5: 2,193,703 km (0.072 R)
• M6: 2,647,434 km (0.066 R)
• M7: 3,001,831 km (0.106 R)
• M8: 3,603,214 km (0.117 R)
• M9: 4,260,547 km (0.049 R)
• M10: 5,925,272 km (0.04 R)
• M11: 6,596,219 km (0.11 R)
• M12: 8,054,798 km (0.116 R)
• M13: 8,585,571 km (0.119 R)
• M14: 10,197,040 km (0.074 R)
• M15: 14,008,345 km (0.087 R)
• M16: 19,734,054 km (0.048 R)
• M17: 20,438,809 km (0.06 R)
• M18: 23,144,137 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.9

Radius: 9.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.35 AU - 8.69 AU

Year: 7214 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,107,983 km

• M1: 120,725 km (0.118 R)
• M2: 737,218 km (0.109 R)
• M3: 1,223,411 km (0.093 R)
• M4: 1,691,952 km (0.105 R)
• M5: 2,090,032 km (0.088 R)
• M6: 2,825,455 km (0.105 R)
• M7: 3,208,575 km (0.075 R)
• M8: 3,578,231 km (0.106 R)
• M9: 3,950,281 km (0.114 R)
• M10: 4,403,413 km (0.083 R)
• M11: 5,805,145 km (0.057 R)
• M12: 6,356,114 km (0.08 R)
• M13: 7,887,099 km (0.096 R)
• M14: 8,220,702 km (0.101 R)
• M15: 9,324,136 km (0.087 R)
• M16: 9,697,233 km (0.065 R)
• M17: 10,226,660 km (0.09 R)
• M18: 12,094,838 km (0.085 R)
• M19: 13,817,159 km (0.032 R)
• M20: 15,828,053 km (0.041 R)
• M21: 16,292,704 km (0.108 R)
• M22: 17,318,945 km (0.098 R)
• M23: 19,124,293 km (0.098 R)
• M24: 19,803,916 km (0.092 R)
• M25: 23,963,185 km (0.107 R)
• M26: 24,664,351 km (0.087 R)
• M27: 25,924,413 km (0.078 R)
• M28: 29,063,725 km (0.098 R)
• M29: 30,265,444 km (0.107 R)
• M30: 36,085,699 km (0.103 R)
• M31: 36,890,835 km (0.109 R)
• M32: 38,896,194 km (0.082 R)
• M33: 39,620,996 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128

Radius: 14.8

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.44 AU - 12.16 AU

Year: 10733 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,107,983 km

• M1: 184,305 km (0.056 R)
• M2: 771,177 km (0.097 R)
• M3: 1,677,291 km (0.101 R)
• M4: 2,469,262 km (0.08 R)
• M5: 5,010,930 km (0.088 R)
• M6: 6,567,496 km (0.074 R)
• M7: 15,296,681 km (0.086 R)
• M8: 17,161,868 km (0.107 R)
• M9: 19,568,748 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.3

Radius: 13.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 10.55 AU - 15.57 AU

Year: 16512 Days

Day: 5 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,107,983 km

• M1: 180,714 km (0.089 R)
• M2: 764,445 km (0.091 R)
• M3: 1,232,238 km (0.099 R)
• M4: 2,532,842 km (0.091 R)
• M5: 3,190,773 km (0.063 R)
• M6: 3,674,423 km (0.114 R)
• M7: 4,262,941 km (0.075 R)
• M8: 4,821,539 km (0.026 R)
• M9: 5,664,972 km (0.069 R)
• M10: 7,858,526 km (0.065 R)
• M11: 9,802,999 km (0.099 R)
• M12: 22,098,747 km (0.113 R)
• M13: 23,149,672 km (0.063 R)
• M14: 38,610,462 km (0.083 R)
• M15: 42,095,046 km (0.11 R)
• M16: 47,924,127 km (0.074 R)
• M17: 48,505,913 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.3

Radius: 8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 14.16 AU - 15.16 AU

Year: 19637 Days

Day: 20.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,107,983 km

• M1: 100,829 km (0.046 R)
• M2: 394,190 km (0.116 R)
• M3: 723,904 km (0.1 R)
• M4: 989,740 km (0.068 R)
• M5: 1,410,409 km (0.051 R)
• M6: 1,862,344 km (0.111 R)
• M7: 2,230,504 km (0.075 R)
• M8: 3,055,088 km (0.099 R)
• M9: 3,526,321 km (0.113 R)
• M10: 4,164,506 km (0.088 R)
• M11: 5,376,847 km (0.089 R)
• M12: 6,189,761 km (0.115 R)
• M13: 6,708,717 km (0.042 R)
• M14: 10,861,553 km (0.114 R)
• M15: 11,234,800 km (0.079 R)
• M16: 15,219,489 km (0.12 R)
• M17: 19,779,382 km (0.074 R)
• M18: 20,056,587 km (0.091 R)
• M19: 24,056,983 km (0.068 R)
• M20: 25,418,773 km (0.096 R)
• M21: 26,494,381 km (0.029 R)
• M22: 27,513,741 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.3

Radius: 7.1

Gravity: 19.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.24 AU - 15.74 AU

Year: 20304 Days

Day: 22.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,107,983 km

• M1: 89,460 km (0.092 R)
• M2: 454,030 km (0.065 R)
• M3: 1,107,772 km (0.054 R)
• M4: 3,409,934 km (0.107 R)
• M5: 3,713,468 km (0.073 R)
• M6: 4,305,726 km (0.1 R)
• M7: 6,975,300 km (0.082 R)
• M8: 9,019,106 km (0.108 R)
• M9: 9,841,146 km (0.099 R)
• M10: 16,018,491 km (0.115 R)
• M11: 18,299,410 km (0.093 R)
• M12: 21,597,295 km (0.112 R)
• M13: 25,157,425 km (0.06 R)
• M14: 29,090,204 km (0.082 R)
• M15: 32,733,061 km (0.054 R)
• M16: 35,800,266 km (0.115 R)
• M17: 38,297,803 km (0.08 R)
• M18: 38,901,879 km (0.119 R)
• M19: 44,461,534 km (0.083 R)
• M20: 46,142,117 km (0.072 R)
• M21: 51,437,582 km (0.045 R)
• M22: 55,568,578 km (0.102 R)
• M23: 58,708,338 km (0.079 R)
• M24: 59,511,379 km (0.085 R)
• M25: 60,118,298 km (0.109 R)
• M26: 66,852,596 km (0.08 R)
• M27: 69,950,618 km (0.117 R)
• M28: 71,991,881 km (0.087 R)
• M29: 75,955,476 km (0.038 R)
• M30: 81,546,099 km (0.099 R)
• M31: 82,044,708 km (0.029 R)
• M32: 85,079,899 km (0.087 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 12,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit