🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.05 AU - 1.13 AU

Year: 408 Days

Day: 42.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 169.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.98 AU - 4.64 AU

Year: 3205 Days

Day: 40 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 11.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.59 AU - 6.41 AU

Year: 5264 Days

Day: 14.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,441,521 km

• M1: 148,401 km (0.072 R)
• M2: 616,194 km (0.096 R)
• M3: 1,040,154 km (0.057 R)
• M4: 1,484,759 km (0.095 R)
• M5: 2,528,054 km (0.114 R)
• M6: 3,713,468 km (0.109 R)
• M7: 6,064,099 km (0.106 R)
• M8: 6,772,146 km (0.107 R)
• M9: 7,462,839 km (0.092 R)
• M10: 8,469,035 km (0.093 R)
• M11: 9,690,950 km (0.098 R)
• M12: 12,942,759 km (0.112 R)
• M13: 15,244,023 km (0.089 R)
• M14: 16,309,160 km (0.115 R)
• M15: 16,984,145 km (0.083 R)
• M16: 19,665,388 km (0.053 R)
• M17: 20,080,223 km (0.072 R)
• M18: 21,871,657 km (0.043 R)
• M19: 22,617,253 km (0.107 R)
• M20: 23,534,288 km (0.079 R)
• M21: 25,279,497 km (0.044 R)
• M22: 30,938,934 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.8

Radius: 13

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.58 AU - 8.68 AU

Year: 7548 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,441,521 km

• M1: 162,912 km (0.064 R)
• M2: 879,336 km (0.115 R)
• M3: 1,517,371 km (0.09 R)
• M4: 2,018,075 km (0.083 R)
• M5: 4,404,161 km (0.052 R)
• M6: 4,833,507 km (0.099 R)
• M7: 6,839,914 km (0.054 R)
• M8: 7,567,707 km (0.09 R)
• M9: 10,766,409 km (0.08 R)
• M10: 11,301,371 km (0.114 R)
• M11: 16,560,484 km (0.05 R)
• M12: 19,396,860 km (0.1 R)
• M13: 25,755,069 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 13.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 11.19 AU - 13.17 AU

Year: 15225 Days

Day: 9.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,441,521 km

• M1: 176,974 km (0.066 R)
• M2: 632,949 km (0.067 R)
• M3: 1,135,597 km (0.06 R)
• M4: 1,584,541 km (0.111 R)
• M5: 2,644,442 km (0.028 R)
• M6: 3,330,647 km (0.062 R)
• M7: 3,879,671 km (0.035 R)
• M8: 5,646,422 km (0.106 R)
• M9: 7,203,137 km (0.097 R)
• M10: 7,945,293 km (0.069 R)
• M11: 8,405,306 km (0.062 R)
• M12: 9,946,014 km (0.081 R)
• M13: 12,202,848 km (0.06 R)
• M14: 17,093,801 km (0.067 R)
• M15: 21,172,736 km (0.033 R)
• M16: 24,099,469 km (0.057 R)
• M17: 40,376,764 km (0.091 R)
• M18: 42,714,381 km (0.115 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 13,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit