🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.8 AU - 1 AU

Year: 327 Days

Day: 26.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.1 AU - 1.74 AU

Year: 648 Days

Day: 31.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.33 AU - 3.47 AU

Year: 2400 Days

Day: 39.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,470,465 km

• M1: 538,852 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.5

Radius: 14.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.8 AU - 7.74 AU

Year: 6011 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 110,470,465 km

• M1: 175,329 km (0.117 R)
• M2: 654,491 km (0.073 R)
• M3: 1,109,119 km (0.078 R)
• M4: 1,560,455 km (0.069 R)
• M5: 2,112,023 km (0.093 R)
• M6: 4,276,405 km (0.099 R)
• M7: 5,107,870 km (0.096 R)
• M8: 5,991,245 km (0.103 R)
• M9: 7,551,551 km (0.103 R)
• M10: 9,117,841 km (0.099 R)
• M11: 10,811,588 km (0.078 R)
• M12: 11,544,916 km (0.082 R)
• M13: 16,134,130 km (0.052 R)
• M14: 19,773,996 km (0.107 R)
• M15: 20,256,898 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.9

Radius: 13.7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.98 AU - 7.4 AU

Year: 6625 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 110,470,465 km

• M1: 170,542 km (0.044 R)
• M2: 611,556 km (0.094 R)
• M3: 1,322,445 km (0.107 R)
• M4: 1,843,046 km (0.11 R)
• M5: 2,604,050 km (0.111 R)
• M6: 3,108,045 km (0.071 R)
• M7: 3,677,116 km (0.033 R)
• M8: 4,596,245 km (0.06 R)
• M9: 5,338,699 km (0.088 R)
• M10: 5,939,035 km (0.074 R)
• M11: 6,584,251 km (0.085 R)
• M12: 8,804,583 km (0.111 R)
• M13: 9,731,940 km (0.062 R)
• M14: 11,005,167 km (0.119 R)
• M15: 12,182,652 km (0.057 R)
• M16: 12,854,646 km (0.114 R)
• M17: 15,732,610 km (0.076 R)
• M18: 17,940,674 km (0.045 R)
• M19: 22,043,246 km (0.062 R)
• M20: 23,990,562 km (0.07 R)
• M21: 28,493,757 km (0.099 R)
• M22: 29,586,569 km (0.098 R)
• M23: 30,801,603 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 8.4

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.86 AU - 7.62 AU

Year: 6700 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 110,470,465 km

• M1: 105,018 km (0.119 R)
• M2: 572,511 km (0.12 R)
• M3: 970,292 km (0.083 R)
• M4: 1,898,397 km (0.116 R)
• M5: 2,500,678 km (0.065 R)
• M6: 3,389,140 km (0.11 R)
• M7: 3,690,879 km (0.106 R)
• M8: 5,714,339 km (0.051 R)
• M9: 6,143,386 km (0.043 R)
• M10: 8,539,944 km (0.065 R)
• M11: 9,517,117 km (0.106 R)
• M12: 10,566,846 km (0.092 R)
• M13: 11,499,140 km (0.099 R)
• M14: 11,789,210 km (0.11 R)
• M15: 13,526,490 km (0.119 R)
• M16: 17,820,697 km (0.113 R)
• M17: 18,736,834 km (0.069 R)
• M18: 20,030,108 km (0.041 R)
• M19: 22,042,797 km (0.042 R)
• M20: 23,021,616 km (0.095 R)
• M21: 28,618,521 km (0.025 R)
• M22: 29,782,692 km (0.106 R)
• M23: 30,978,278 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.7

Radius: 14.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.7 AU - 9.64 AU

Year: 8941 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,470,465 km

• M1: 181,313 km (0.08 R)
• M2: 907,012 km (0.085 R)
• M3: 1,656,348 km (0.083 R)
• M4: 2,734,948 km (0.093 R)
• M5: 3,334,237 km (0.067 R)
• M6: 5,178,031 km (0.116 R)
• M7: 7,093,632 km (0.065 R)
• M8: 7,670,481 km (0.031 R)
• M9: 9,203,411 km (0.116 R)
• M10: 9,840,698 km (0.106 R)
• M11: 11,874,032 km (0.054 R)
• M12: 14,432,754 km (0.087 R)
• M13: 16,049,907 km (0.096 R)
• M14: 16,543,580 km (0.092 R)
• M15: 17,120,130 km (0.085 R)
• M16: 17,710,144 km (0.087 R)
• M17: 19,323,707 km (0.104 R)
• M18: 20,207,232 km (0.06 R)
• M19: 24,380,563 km (0.104 R)
• M20: 31,339,408 km (0.117 R)
• M21: 40,032,241 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.6

Radius: 14.1

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.5 AU - 9.54 AU

Year: 10372 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 110,470,465 km

• M1: 175,329 km (0.104 R)
• M2: 1,070,672 km (0.099 R)
• M3: 1,904,979 km (0.097 R)
• M4: 2,805,858 km (0.114 R)
• M5: 5,842,844 km (0.103 R)
• M6: 7,377,718 km (0.069 R)
• M7: 9,351,812 km (0.069 R)
• M8: 10,511,794 km (0.112 R)
• M9: 12,038,739 km (0.035 R)
• M10: 18,518,571 km (0.057 R)
• M11: 31,198,337 km (0.069 R)
• M12: 35,117,203 km (0.089 R)
• M13: 37,430,584 km (0.103 R)

Asteroid Belt

Center: 13.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989

Radius: 3.4

Gravity: 85.55 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.89 AU - 19.01 AU

Year: 29118 Days

Day: 19.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 110,470,465 km

• M1: 43,982 km (0.065 R)
• M2: 189,241 km (0.095 R)
• M3: 319,990 km (0.062 R)
• M4: 764,445 km (0.082 R)
• M5: 1,007,691 km (0.078 R)
• M6: 1,626,877 km (0.087 R)
• M7: 1,809,536 km (0.043 R)
• M8: 2,264,463 km (0.114 R)
• M9: 2,680,195 km (0.073 R)
• M10: 3,364,007 km (0.106 R)
• M11: 5,681,278 km (0.114 R)
• M12: 6,951,813 km (0.06 R)
• M13: 7,269,858 km (0.053 R)
• M14: 7,765,027 km (0.07 R)
• M15: 10,581,955 km (0.068 R)
• M16: 12,562,631 km (0.046 R)
• M17: 13,517,215 km (0.105 R)
• M18: 16,297,042 km (0.096 R)
• M19: 17,430,695 km (0.068 R)
• M20: 18,115,704 km (0.117 R)
• M21: 22,150,209 km (0.069 R)
• M22: 25,980,213 km (0.071 R)
• M23: 26,233,333 km (0.027 R)
• M24: 26,615,855 km (0.114 R)
• M25: 27,002,266 km (0.105 R)
• M26: 27,918,254 km (0.06 R)
• M27: 31,645,784 km (0.106 R)
• M28: 34,917,789 km (0.111 R)
• M29: 37,434,174 km (0.105 R)
• M30: 45,336,831 km (0.075 R)
• M31: 48,135,957 km (0.116 R)
• M32: 54,694,627 km (0.101 R)
• M33: 62,728,332 km (0.098 R)
• M34: 75,296,049 km (0.048 R)
• M35: 88,009,175 km (0.105 R)
• M36: 101,139,081 km (0.118 R)
• M37: 102,708,961 km (0.101 R)
• M38: 108,494,659 km (0.07 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: 341 - 19,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit