🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.51 AU - 0.83 AU

Year: 203 Days

Day: 47.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 147.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.14 AU - 1.24 AU

Year: 481 Days

Day: 39.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.03 AU - 1.51 AU

Year: 531 Days

Day: 18.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,313,481 km

• M1: 764,744 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.26 AU - 1.3 AU

Year: 537 Days

Day: 43 Hours

Environment

Temp: -16 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.31 AU - 1.53 AU

Year: 628 Days

Day: 40.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,313,481 km

• M1: 10,771 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.94 AU - 2.94 AU

Year: 1413 Days

Day: 18.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 8.6

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.06 AU - 10.08 AU

Year: 10130 Days

Day: 14.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,313,481 km

• M1: 106,962 km (0.101 R)
• M2: 423,212 km (0.06 R)
• M3: 726,447 km (0.074 R)
• M4: 1,525,449 km (0.052 R)
• M5: 1,906,326 km (0.076 R)
• M6: 2,676,605 km (0.103 R)
• M7: 2,989,564 km (0.084 R)
• M8: 4,582,033 km (0.086 R)
• M9: 5,544,695 km (0.117 R)
• M10: 5,847,930 km (0.114 R)
• M11: 6,451,109 km (0.081 R)
• M12: 7,173,816 km (0.104 R)
• M13: 7,823,221 km (0.101 R)
• M14: 8,467,090 km (0.051 R)
• M15: 9,239,015 km (0.063 R)
• M16: 10,106,683 km (0.096 R)
• M17: 13,694,937 km (0.114 R)
• M18: 14,188,311 km (0.112 R)
• M19: 15,210,364 km (0.09 R)
• M20: 21,149,549 km (0.095 R)
• M21: 22,227,700 km (0.106 R)
• M22: 22,737,530 km (0.111 R)
• M23: 23,255,139 km (0.074 R)
• M24: 28,972,021 km (0.119 R)
• M25: 31,776,832 km (0.094 R)
• M26: 35,560,162 km (0.081 R)
• M27: 36,374,722 km (0.04 R)
• M28: 36,845,656 km (0.066 R)
• M29: 39,882,194 km (0.081 R)
• M30: 40,257,385 km (0.115 R)
• M31: 42,558,500 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 10

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.07 AU - 13.49 AU

Year: 14994 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 31,313,481 km

• M1: 125,064 km (0.076 R)
• M2: 558,598 km (0.11 R)
• M3: 985,700 km (0.058 R)
• M4: 1,506,899 km (0.11 R)
• M5: 1,857,856 km (0.096 R)
• M6: 2,243,818 km (0.112 R)
• M7: 2,638,906 km (0.091 R)
• M8: 4,023,285 km (0.115 R)
• M9: 4,577,994 km (0.106 R)
• M10: 5,218,273 km (0.113 R)
• M11: 5,652,556 km (0.061 R)
• M12: 10,267,051 km (0.081 R)
• M13: 11,970,522 km (0.112 R)
• M14: 12,345,265 km (0.053 R)
• M15: 13,583,935 km (0.115 R)
• M16: 15,631,332 km (0.043 R)
• M17: 16,535,950 km (0.056 R)
• M18: 20,065,263 km (0.07 R)
• M19: 21,315,004 km (0.053 R)
• M20: 23,772,298 km (0.057 R)
• M21: 24,866,607 km (0.057 R)
• M22: 26,307,534 km (0.094 R)
• M23: 27,262,716 km (0.119 R)
• M24: 28,794,449 km (0.076 R)
• M25: 30,846,931 km (0.075 R)
• M26: 31,908,927 km (0.082 R)
• M27: 33,117,378 km (0.086 R)
• M28: 35,625,387 km (0.115 R)
• M29: 39,345,437 km (0.081 R)
• M30: 39,897,154 km (0.055 R)
• M31: 46,006,132 km (0.099 R)
• M32: 48,016,429 km (0.101 R)
• M33: 49,282,176 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.4

Radius: 6.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.45 AU - 19.29 AU

Year: 29199 Days

Day: 20.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,313,481 km

• M1: 94,995 km (0.034 R)
• M2: 579,393 km (0.103 R)
• M3: 957,127 km (0.08 R)
• M4: 1,232,986 km (0.097 R)
• M5: 1,441,824 km (0.104 R)
• M6: 1,713,494 km (0.074 R)
• M7: 1,961,078 km (0.082 R)
• M8: 3,867,853 km (0.118 R)
• M9: 4,150,144 km (0.118 R)
• M10: 4,970,539 km (0.108 R)
• M11: 5,772,982 km (0.093 R)
• M12: 6,429,417 km (0.102 R)
• M13: 9,182,168 km (0.099 R)
• M14: 10,429,664 km (0.098 R)
• M15: 11,258,586 km (0.119 R)
• M16: 17,112,650 km (0.117 R)
• M17: 25,121,821 km (0.039 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 15,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit