🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.48 AU - 0.64 AU

Year: 275 Days

Day: 34.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.9

Radius: 12.9

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.12 AU - 1.5 AU

Year: 984 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 40,260,797 km

• M1: 160,967 km (0.082 R)
• M2: 671,844 km (0.113 R)
• M3: 1,073,814 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.4

Radius: 11.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.65 AU - 2.35 AU

Year: 1855 Days

Day: 8.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 57.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,260,797 km

• M1: 146,456 km (0.067 R)
• M2: 641,476 km (0.103 R)
• M3: 1,308,084 km (0.116 R)
• M4: 3,366,850 km (0.077 R)
• M5: 6,530,396 km (0.1 R)
• M6: 7,273,897 km (0.049 R)
• M7: 7,679,307 km (0.12 R)
• M8: 8,180,311 km (0.119 R)
• M9: 8,563,281 km (0.11 R)
• M10: 10,092,471 km (0.103 R)
• M11: 10,501,621 km (0.095 R)
• M12: 11,152,820 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.7

Radius: 11.3

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.31 AU - 2.47 AU

Year: 2424 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,260,797 km

• M1: 140,472 km (0.072 R)
• M2: 814,411 km (0.098 R)
• M3: 1,529,638 km (0.113 R)
• M4: 1,989,502 km (0.064 R)
• M5: 2,555,281 km (0.097 R)
• M6: 4,011,018 km (0.117 R)
• M7: 4,896,189 km (0.092 R)
• M8: 5,409,459 km (0.052 R)
• M9: 6,220,130 km (0.1 R)
• M10: 6,682,686 km (0.1 R)
• M11: 7,168,132 km (0.094 R)
• M12: 8,733,972 km (0.083 R)
• M13: 12,360,225 km (0.099 R)
• M14: 16,989,980 km (0.071 R)
• M15: 17,787,935 km (0.113 R)
• M16: 18,388,869 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 11.4

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.8 AU - 3.64 AU

Year: 3790 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,260,797 km

• M1: 141,819 km (0.053 R)
• M2: 782,397 km (0.078 R)
• M3: 1,422,077 km (0.117 R)
• M4: 1,899,444 km (0.049 R)
• M5: 2,959,943 km (0.075 R)
• M6: 3,497,897 km (0.107 R)
• M7: 4,100,328 km (0.105 R)
• M8: 5,911,958 km (0.111 R)
• M9: 6,299,866 km (0.054 R)
• M10: 7,226,924 km (0.104 R)
• M11: 7,989,125 km (0.07 R)
• M12: 10,469,906 km (0.09 R)
• M13: 10,950,564 km (0.119 R)
• M14: 12,433,079 km (0.056 R)
• M15: 13,425,212 km (0.076 R)
• M16: 14,630,522 km (0.071 R)
• M17: 15,510,606 km (0.102 R)
• M18: 22,184,467 km (0.049 R)
• M19: 22,760,119 km (0.107 R)
• M20: 24,242,784 km (0.116 R)
• M21: 24,623,361 km (0.114 R)
• M22: 25,396,333 km (0.057 R)
• M23: 26,666,718 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183

Radius: 11.7

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.86 AU - 4.2 AU

Year: 4351 Days

Day: 13 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,260,797 km

• M1: 145,559 km (0.113 R)
• M2: 620,233 km (0.112 R)
• M3: 1,339,499 km (0.107 R)
• M4: 1,867,879 km (0.111 R)
• M5: 2,929,126 km (0.098 R)
• M6: 3,333,190 km (0.069 R)
• M7: 4,520,399 km (0.073 R)
• M8: 5,820,853 km (0.103 R)
• M9: 8,747,586 km (0.064 R)
• M10: 9,453,688 km (0.091 R)
• M11: 10,197,638 km (0.117 R)
• M12: 11,802,075 km (0.096 R)
• M13: 15,505,670 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 11.4

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.56 AU - 4.84 AU

Year: 6684 Days

Day: 13.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,260,797 km

• M1: 141,968 km (0.083 R)
• M2: 580,739 km (0.091 R)
• M3: 1,022,501 km (0.025 R)
• M4: 1,431,951 km (0.085 R)
• M5: 2,539,873 km (0.072 R)
• M6: 3,606,057 km (0.034 R)
• M7: 4,690,492 km (0.079 R)
• M8: 5,277,962 km (0.096 R)
• M9: 6,459,038 km (0.065 R)
• M10: 7,928,986 km (0.062 R)
• M11: 8,550,117 km (0.092 R)
• M12: 10,173,403 km (0.105 R)
• M13: 12,370,846 km (0.052 R)
• M14: 13,150,102 km (0.059 R)
• M15: 22,833,422 km (0.071 R)
• M16: 25,748,786 km (0.031 R)
• M17: 33,145,951 km (0.093 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 15,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit