🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 29.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.62 AU - 0.72 AU

Year: 354 Days

Day: 40.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,748,553 km

• M1: 240,853 km (0.116 R)

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.3

Radius: 9.9

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.3 AU - 1.72 AU

Year: 1198 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,748,553 km

• M1: 124,017 km (0.106 R)
• M2: 662,719 km (0.105 R)
• M3: 1,180,626 km (0.108 R)
• M4: 1,792,482 km (0.105 R)
• M5: 2,251,298 km (0.08 R)
• M6: 3,547,414 km (0.12 R)
• M7: 5,757,274 km (0.075 R)
• M8: 7,112,780 km (0.068 R)
• M9: 7,555,590 km (0.074 R)
• M10: 7,961,299 km (0.102 R)
• M11: 8,410,243 km (0.049 R)
• M12: 10,051,032 km (0.099 R)
• M13: 10,509,250 km (0.116 R)
• M14: 11,049,897 km (0.115 R)
• M15: 11,608,944 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.6

Radius: 12.5

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.32 AU - 2.02 AU

Year: 1393 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,748,553 km

• M1: 155,582 km (0.117 R)
• M2: 607,218 km (0.086 R)
• M3: 1,100,891 km (0.098 R)
• M4: 1,535,173 km (0.034 R)
• M5: 1,988,604 km (0.12 R)
• M6: 2,469,711 km (0.071 R)
• M7: 3,369,094 km (0.034 R)
• M8: 3,819,084 km (0.077 R)
• M9: 5,353,360 km (0.094 R)
• M10: 5,766,400 km (0.095 R)
• M11: 6,855,771 km (0.038 R)
• M12: 7,317,729 km (0.055 R)
• M13: 8,390,346 km (0.11 R)
• M14: 9,253,825 km (0.08 R)
• M15: 9,659,834 km (0.067 R)
• M16: 10,984,224 km (0.082 R)
• M17: 11,798,784 km (0.053 R)
• M18: 12,805,727 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750

Radius: 14.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.76 AU - 2.34 AU

Year: 1895 Days

Day: 11.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,748,553 km

• M1: 183,257 km (0.108 R)
• M2: 655,987 km (0.108 R)
• M3: 1,349,223 km (0.052 R)
• M4: 1,963,023 km (0.073 R)
• M5: 2,486,317 km (0.111 R)
• M6: 3,056,883 km (0.117 R)
• M7: 3,749,970 km (0.111 R)
• M8: 4,346,865 km (0.048 R)
• M9: 5,384,177 km (0.106 R)
• M10: 6,659,648 km (0.035 R)
• M11: 7,741,989 km (0.097 R)
• M12: 8,526,779 km (0.111 R)
• M13: 11,278,183 km (0.119 R)
• M14: 11,814,492 km (0.091 R)
• M15: 12,367,705 km (0.077 R)
• M16: 13,783,798 km (0.118 R)
• M17: 14,353,018 km (0.085 R)
• M18: 14,983,573 km (0.113 R)
• M19: 15,726,626 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 9.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.06 AU - 3.2 AU

Year: 3575 Days

Day: 6.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,748,553 km

• M1: 134,788 km (0.041 R)
• M2: 742,005 km (0.074 R)
• M3: 1,113,607 km (0.071 R)
• M4: 1,703,172 km (0.052 R)
• M5: 2,523,566 km (0.11 R)
• M6: 3,705,390 km (0.083 R)
• M7: 4,729,537 km (0.091 R)
• M8: 5,355,604 km (0.089 R)
• M9: 5,850,474 km (0.082 R)
• M10: 7,000,432 km (0.109 R)
• M11: 9,570,673 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.3

Radius: 5

Gravity: 20.37 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.3 AU - 10.66 AU

Year: 20357 Days

Day: 16.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,748,553 km

• M1: 62,233 km (0.104 R)
• M2: 226,192 km (0.069 R)
• M3: 386,710 km (0.096 R)
• M4: 1,329,925 km (0.099 R)
• M5: 1,962,574 km (0.104 R)
• M6: 2,498,883 km (0.107 R)
• M7: 2,776,985 km (0.085 R)
• M8: 3,885,954 km (0.099 R)
• M9: 4,259,799 km (0.084 R)
• M10: 6,161,787 km (0.103 R)
• M11: 6,757,037 km (0.064 R)
• M12: 9,804,196 km (0.106 R)
• M13: 11,656,217 km (0.097 R)
• M14: 15,341,411 km (0.082 R)
• M15: 16,114,234 km (0.09 R)
• M16: 22,657,495 km (0.098 R)
• M17: 30,053,015 km (0.108 R)
• M18: 33,772,019 km (0.078 R)
• M19: 34,420,226 km (0.091 R)
• M20: 36,279,428 km (0.117 R)
• M21: 40,196,649 km (0.119 R)
• M22: 45,320,825 km (0.062 R)
• M23: 45,792,806 km (0.054 R)
• M24: 49,854,238 km (0.099 R)
• M25: 50,189,188 km (0.052 R)
• M26: 64,254,978 km (0.118 R)
• M27: 68,708,507 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 12,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit