🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.71 AU - 0.85 AU

Year: 250 Days

Day: 20.9 Hours

Environment

Temp: 99 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.21 AU - 1.39 AU

Year: 539 Days

Day: 17.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.57 AU - 2.47 AU

Year: 1043 Days

Day: 19.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,644,355 km

• M1: 177,573 km (0.113 R)
• M2: 686,505 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.25 AU - 3.01 AU

Year: 1550 Days

Day: 39.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,644,355 km

• M1: 27,227 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.06 AU - 4.32 AU

Year: 2576 Days

Day: 13.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.5

Radius: 8

Gravity: 15.49 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.74 AU - 6.1 AU

Year: 4586 Days

Day: 7.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,644,355 km

• M1: 99,632 km (0.095 R)
• M2: 368,460 km (0.067 R)
• M3: 645,066 km (0.113 R)
• M4: 1,002,605 km (0.083 R)
• M5: 1,254,677 km (0.074 R)
• M6: 1,781,112 km (0.105 R)
• M7: 2,532,393 km (0.062 R)
• M8: 2,894,120 km (0.084 R)
• M9: 3,721,546 km (0.083 R)
• M10: 4,141,767 km (0.052 R)
• M11: 4,439,167 km (0.08 R)
• M12: 4,777,558 km (0.099 R)
• M13: 5,331,818 km (0.117 R)
• M14: 7,042,769 km (0.103 R)
• M15: 8,213,970 km (0.108 R)
• M16: 10,431,460 km (0.114 R)
• M17: 12,248,026 km (0.106 R)
• M18: 15,004,517 km (0.044 R)
• M19: 21,048,720 km (0.07 R)
• M20: 25,706,001 km (0.097 R)
• M21: 27,312,981 km (0.092 R)
• M22: 30,913,054 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 10.5

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.31 AU - 7.51 AU

Year: 6602 Days

Day: 7.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,644,355 km

• M1: 130,599 km (0.072 R)
• M2: 474,524 km (0.067 R)
• M3: 876,793 km (0.082 R)
• M4: 1,614,460 km (0.026 R)
• M5: 2,465,971 km (0.05 R)
• M6: 2,822,313 km (0.12 R)
• M7: 3,256,297 km (0.08 R)
• M8: 3,616,678 km (0.048 R)
• M9: 4,079,235 km (0.104 R)
• M10: 5,740,818 km (0.062 R)
• M11: 6,201,729 km (0.084 R)
• M12: 6,794,436 km (0.094 R)
• M13: 7,386,395 km (0.049 R)
• M14: 9,871,215 km (0.055 R)
• M15: 11,378,564 km (0.098 R)
• M16: 12,756,659 km (0.038 R)
• M17: 14,361,695 km (0.06 R)
• M18: 15,587,949 km (0.12 R)
• M19: 20,887,752 km (0.104 R)
• M20: 22,783,307 km (0.11 R)
• M21: 24,790,761 km (0.078 R)
• M22: 31,416,600 km (0.108 R)
• M23: 35,734,743 km (0.105 R)
• M24: 36,621,110 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 11.3

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.87 AU - 9.25 AU

Year: 9102 Days

Day: 5.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 45,644,355 km

• M1: 141,819 km (0.049 R)
• M2: 7,751,414 km (0.09 R)
• M3: 10,379,549 km (0.049 R)
• M4: 12,404,356 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.1

Radius: 7.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.24 AU - 14.18 AU

Year: 16468 Days

Day: 16.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,644,355 km

• M1: 118,482 km (0.109 R)
• M2: 427,252 km (0.111 R)
• M3: 759,508 km (0.11 R)
• M4: 1,100,292 km (0.059 R)
• M5: 1,381,985 km (0.069 R)
• M6: 1,756,578 km (0.082 R)
• M7: 3,787,818 km (0.059 R)
• M8: 5,715,835 km (0.087 R)
• M9: 7,463,887 km (0.095 R)
• M10: 13,546,835 km (0.043 R)
• M11: 15,647,937 km (0.106 R)
• M12: 18,549,388 km (0.091 R)
• M13: 20,725,139 km (0.034 R)
• M14: 21,130,849 km (0.102 R)
• M15: 22,635,205 km (0.083 R)
• M16: 26,801,805 km (0.114 R)
• M17: 29,267,627 km (0.069 R)
• M18: 30,817,461 km (0.059 R)
• M19: 34,418,281 km (0.076 R)
• M20: 36,731,812 km (0.103 R)
• M21: 40,645,891 km (0.074 R)
• M22: 43,228,399 km (0.049 R)
• M23: 43,492,589 km (0.083 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 17,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit