🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.52 AU - 0.84 AU

Year: 243 Days

Day: 32.8 Hours

Environment

Temp: -13 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,419,036 km

• M1: 680,970 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.62 AU - 0.9 AU

Year: 287 Days

Day: 41.5 Hours

Environment

Temp: -18 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,419,036 km

• M1: 43,533 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.34 AU - 2.72 AU

Year: 1744 Days

Day: 16.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,419,036 km

• M1: 41,887 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 13.8

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.11 AU - 3.31 AU

Year: 1934 Days

Day: 13.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 106.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,419,036 km

• M1: 171,589 km (0.107 R)
• M2: 638,334 km (0.026 R)
• M3: 1,092,214 km (0.027 R)
• M4: 1,751,941 km (0.054 R)
• M5: 2,200,585 km (0.113 R)
• M6: 2,669,125 km (0.06 R)
• M7: 3,172,372 km (0.07 R)
• M8: 3,775,401 km (0.118 R)
• M9: 4,599,686 km (0.08 R)
• M10: 5,190,747 km (0.095 R)
• M11: 6,446,621 km (0.084 R)
• M12: 7,361,412 km (0.034 R)
• M13: 8,811,913 km (0.104 R)
• M14: 10,667,675 km (0.095 R)
• M15: 12,068,958 km (0.098 R)
• M16: 17,008,979 km (0.104 R)

Asteroid Belt

Center: 3.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.2

Radius: 9.2

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.04 AU - 3.66 AU

Year: 2658 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,419,036 km

• M1: 116,836 km (0.119 R)
• M2: 433,983 km (0.083 R)
• M3: 750,981 km (0.077 R)
• M4: 1,180,926 km (0.087 R)
• M5: 1,482,066 km (0.094 R)
• M6: 2,038,121 km (0.069 R)
• M7: 2,345,844 km (0.113 R)
• M8: 2,785,512 km (0.082 R)
• M9: 3,214,559 km (0.101 R)
• M10: 4,147,900 km (0.091 R)
• M11: 5,051,920 km (0.111 R)
• M12: 6,887,336 km (0.111 R)
• M13: 7,302,022 km (0.116 R)
• M14: 7,616,476 km (0.047 R)
• M15: 8,242,244 km (0.092 R)
• M16: 8,583,327 km (0.082 R)
• M17: 8,869,508 km (0.049 R)
• M18: 9,461,018 km (0.076 R)
• M19: 13,111,505 km (0.053 R)
• M20: 13,879,092 km (0.119 R)
• M21: 14,676,449 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.3

Radius: 10.4

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.07 AU - 4.43 AU

Year: 3148 Days

Day: 13.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,419,036 km

• M1: 130,749 km (0.083 R)
• M2: 529,726 km (0.061 R)
• M3: 869,912 km (0.109 R)
• M4: 1,332,767 km (0.112 R)
• M5: 2,526,110 km (0.106 R)
• M6: 2,867,342 km (0.089 R)
• M7: 3,643,755 km (0.102 R)
• M8: 4,720,262 km (0.102 R)
• M9: 5,165,016 km (0.097 R)
• M10: 5,556,963 km (0.029 R)
• M11: 6,110,325 km (0.114 R)
• M12: 6,459,786 km (0.071 R)
• M13: 8,028,020 km (0.112 R)
• M14: 8,376,882 km (0.108 R)
• M15: 8,845,722 km (0.079 R)
• M16: 9,915,048 km (0.113 R)
• M17: 10,604,993 km (0.069 R)
• M18: 15,489,364 km (0.035 R)
• M19: 15,867,397 km (0.041 R)
• M20: 16,251,714 km (0.062 R)
• M21: 17,384,021 km (0.034 R)
• M22: 18,267,246 km (0.084 R)
• M23: 20,768,672 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 13.9

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.13 AU - 5.75 AU

Year: 5500 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,419,036 km

• M1: 218,712 km (0.117 R)
• M2: 735,722 km (0.077 R)
• M3: 1,452,895 km (0.077 R)
• M4: 2,007,603 km (0.063 R)
• M5: 2,546,605 km (0.063 R)
• M6: 3,287,862 km (0.08 R)
• M7: 4,315,300 km (0.059 R)
• M8: 5,287,537 km (0.115 R)
• M9: 7,104,702 km (0.043 R)
• M10: 7,831,449 km (0.113 R)
• M11: 8,637,033 km (0.097 R)
• M12: 9,339,395 km (0.115 R)
• M13: 12,537,498 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 11

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.93 AU - 8.09 AU

Year: 7200 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,419,036 km

• M1: 136,882 km (0.097 R)
• M2: 626,067 km (0.073 R)
• M3: 1,004,699 km (0.071 R)
• M4: 1,643,482 km (0.086 R)
• M5: 5,001,655 km (0.113 R)
• M6: 5,950,405 km (0.051 R)
• M7: 6,392,167 km (0.054 R)
• M8: 7,644,152 km (0.118 R)
• M9: 9,129,659 km (0.111 R)
• M10: 10,249,100 km (0.093 R)
• M11: 11,774,549 km (0.074 R)
• M12: 19,725,676 km (0.106 R)
• M13: 23,135,161 km (0.089 R)
• M14: 24,156,167 km (0.044 R)

Asteroid Belt

Center: 7.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.6

Radius: 10

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.11 AU - 8.31 AU

Year: 10197 Days

Day: 11.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,419,036 km

• M1: 124,465 km (0.099 R)
• M2: 581,487 km (0.068 R)
• M3: 1,153,699 km (0.115 R)
• M4: 2,020,768 km (0.083 R)
• M5: 3,322,868 km (0.088 R)
• M6: 3,702,248 km (0.043 R)
• M7: 4,195,771 km (0.096 R)
• M8: 4,548,673 km (0.095 R)
• M9: 5,050,275 km (0.097 R)
• M10: 5,519,114 km (0.028 R)
• M11: 7,020,628 km (0.049 R)
• M12: 8,496,860 km (0.112 R)
• M13: 8,872,500 km (0.106 R)
• M14: 9,259,061 km (0.095 R)
• M15: 15,022,618 km (0.096 R)
• M16: 19,079,413 km (0.106 R)
• M17: 19,724,629 km (0.087 R)
• M18: 21,835,006 km (0.047 R)
• M19: 23,812,989 km (0.112 R)
• M20: 26,202,516 km (0.092 R)
• M21: 27,302,808 km (0.041 R)
• M22: 35,883,293 km (0.097 R)
• M23: 38,757,816 km (0.096 R)
• M24: 40,845,604 km (0.118 R)
• M25: 41,917,174 km (0.12 R)
• M26: 42,459,915 km (0.102 R)
• M27: 43,976,688 km (0.11 R)
• M28: 45,959,009 km (0.102 R)
• M29: 48,000,122 km (0.113 R)
• M30: 48,893,072 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 15,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit