🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.49 AU - 0.73 AU

Year: 175 Days

Day: 42.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.34 AU - 2.94 AU

Year: 1575 Days

Day: 16.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.81 AU - 3.19 AU

Year: 1907 Days

Day: 16.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,585,545 km

• M1: 25,731 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.5 AU - 4.14 AU

Year: 2221 Days

Day: 42.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.05 AU - 4.17 AU

Year: 2518 Days

Day: 21.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.9

Radius: 9.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.2 AU - 9.54 AU

Year: 8889 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,585,545 km

• M1: 120,576 km (0.077 R)
• M2: 428,897 km (0.088 R)
• M3: 884,722 km (0.103 R)
• M4: 1,318,705 km (0.093 R)
• M5: 1,626,129 km (0.095 R)
• M6: 3,014,547 km (0.115 R)
• M7: 3,580,326 km (0.107 R)
• M8: 5,276,317 km (0.104 R)
• M9: 6,968,269 km (0.089 R)
• M10: 8,117,928 km (0.115 R)
• M11: 8,738,161 km (0.109 R)
• M12: 9,345,229 km (0.088 R)
• M13: 10,026,648 km (0.109 R)
• M14: 10,595,269 km (0.109 R)
• M15: 11,336,078 km (0.063 R)
• M16: 13,940,128 km (0.079 R)
• M17: 14,350,475 km (0.061 R)
• M18: 21,130,550 km (0.052 R)
• M19: 23,684,335 km (0.12 R)
• M20: 25,035,353 km (0.115 R)
• M21: 25,729,787 km (0.084 R)
• M22: 26,615,855 km (0.06 R)
• M23: 30,658,887 km (0.104 R)
• M24: 31,957,546 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 14.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.51 AU - 9.55 AU

Year: 10800 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,585,545 km

• M1: 179,069 km (0.117 R)
• M2: 990,936 km (0.025 R)
• M3: 1,791,435 km (0.113 R)
• M4: 3,829,705 km (0.082 R)
• M5: 5,603,637 km (0.04 R)
• M6: 6,067,390 km (0.109 R)
• M7: 7,154,219 km (0.076 R)
• M8: 7,615,429 km (0.063 R)
• M9: 9,071,465 km (0.11 R)
• M10: 10,332,875 km (0.096 R)
• M11: 13,327,226 km (0.06 R)
• M12: 14,028,092 km (0.113 R)
• M13: 19,158,551 km (0.091 R)
• M14: 22,362,488 km (0.103 R)
• M15: 22,899,096 km (0.084 R)
• M16: 25,036,550 km (0.07 R)
• M17: 29,065,669 km (0.095 R)
• M18: 30,354,006 km (0.065 R)
• M19: 33,044,674 km (0.111 R)
• M20: 33,508,128 km (0.059 R)
• M21: 39,154,400 km (0.036 R)
• M22: 40,197,247 km (0.11 R)
• M23: 43,298,411 km (0.053 R)
• M24: 47,578,705 km (0.048 R)
• M25: 49,066,157 km (0.089 R)
• M26: 50,891,550 km (0.04 R)

Asteroid Belt

Center: 12.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.5

Radius: 3.4

Gravity: 83.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.33 AU - 15.21 AU

Year: 20837 Days

Day: 21.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 87,585,545 km

• M1: 45,777 km (0.08 R)
• M2: 209,138 km (0.108 R)
• M3: 326,123 km (0.081 R)
• M4: 536,009 km (0.108 R)
• M5: 1,164,021 km (0.052 R)
• M6: 1,616,704 km (0.088 R)
• M7: 1,943,576 km (0.077 R)
• M8: 3,333,489 km (0.116 R)
• M9: 4,025,380 km (0.058 R)
• M10: 4,299,293 km (0.113 R)
• M11: 4,658,777 km (0.11 R)
• M12: 5,396,743 km (0.12 R)
• M13: 6,031,786 km (0.116 R)
• M14: 6,762,572 km (0.057 R)
• M15: 7,704,739 km (0.033 R)
• M16: 9,073,410 km (0.077 R)
• M17: 12,280,639 km (0.032 R)
• M18: 13,827,182 km (0.078 R)
• M19: 14,448,910 km (0.093 R)
• M20: 14,607,334 km (0.081 R)
• M21: 17,122,972 km (0.08 R)
• M22: 19,236,641 km (0.075 R)
• M23: 20,906,302 km (0.113 R)
• M24: 22,563,548 km (0.052 R)
• M25: 51,744,407 km (0.082 R)
• M26: 52,674,308 km (0.027 R)
• M27: 59,904,223 km (0.066 R)
• M28: 62,593,395 km (0.088 R)
• M29: 62,803,580 km (0.115 R)
• M30: 68,880,245 km (0.109 R)
• M31: 70,913,579 km (0.09 R)
• M32: 73,920,796 km (0.08 R)
• M33: 83,450,330 km (0.094 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: 429 - 13,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit