🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.64 AU - 0.66 AU

Year: 188 Days

Day: 39.7 Hours

Environment

Temp: 227 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.64 AU - 1 AU

Year: 266 Days

Day: 34.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 126.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,300,409 km

• M1: 99,183 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.82 AU - 1.32 AU

Year: 396 Days

Day: 31.8 Hours

Environment

Temp: 32 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.01 AU - 1.29 AU

Year: 442 Days

Day: 39.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.11 AU - 1.63 AU

Year: 574 Days

Day: 43.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.63 AU - 2.21 AU

Year: 953 Days

Day: 16.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 8.9

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.06 AU - 7.92 AU

Year: 5922 Days

Day: 13.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,300,409 km

• M1: 110,852 km (0.072 R)
• M2: 410,796 km (0.107 R)
• M3: 856,298 km (0.09 R)
• M4: 1,214,884 km (0.104 R)
• M5: 1,659,788 km (0.094 R)
• M6: 2,039,767 km (0.074 R)
• M7: 2,494,544 km (0.11 R)
• M8: 2,821,565 km (0.043 R)
• M9: 7,020,030 km (0.103 R)
• M10: 8,533,661 km (0.09 R)
• M11: 9,111,558 km (0.111 R)
• M12: 10,345,441 km (0.117 R)
• M13: 11,787,115 km (0.093 R)
• M14: 14,480,475 km (0.076 R)
• M15: 16,404,753 km (0.066 R)
• M16: 17,103,824 km (0.078 R)
• M17: 17,559,050 km (0.091 R)
• M18: 19,042,313 km (0.098 R)
• M19: 20,388,993 km (0.046 R)
• M20: 23,112,871 km (0.063 R)
• M21: 26,934,648 km (0.062 R)
• M22: 27,728,863 km (0.082 R)
• M23: 30,678,933 km (0.099 R)
• M24: 32,131,229 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.8

Radius: 3.6

Gravity: 30.93 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 14.25 AU - 15.63 AU

Year: 20682 Days

Day: 22.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,300,409 km

• M1: 51,462 km (0.091 R)
• M2: 264,190 km (0.114 R)
• M3: 387,309 km (0.043 R)
• M4: 1,201,121 km (0.117 R)
• M5: 1,397,244 km (0.045 R)
• M6: 1,926,521 km (0.114 R)
• M7: 2,489,757 km (0.057 R)
• M8: 3,104,455 km (0.099 R)
• M9: 4,897,535 km (0.083 R)
• M10: 5,971,049 km (0.033 R)
• M11: 9,509,338 km (0.066 R)
• M12: 10,285,452 km (0.102 R)
• M13: 12,799,594 km (0.074 R)
• M14: 12,931,838 km (0.102 R)
• M15: 22,543,502 km (0.056 R)
• M16: 27,044,752 km (0.085 R)
• M17: 39,423,078 km (0.073 R)
• M18: 42,136,335 km (0.117 R)
• M19: 51,516,869 km (0.031 R)
• M20: 62,766,479 km (0.073 R)
• M21: 63,916,139 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.3

Radius: 4.7

Gravity: 42.88 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 12.07 AU - 18.71 AU

Year: 21624 Days

Day: 24.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,300,409 km

• M1: 59,989 km (0.096 R)
• M2: 208,839 km (0.102 R)
• M3: 680,222 km (0.1 R)
• M4: 1,075,010 km (0.07 R)
• M5: 1,469,649 km (0.044 R)
• M6: 1,795,623 km (0.097 R)
• M7: 2,146,131 km (0.116 R)
• M8: 2,691,415 km (0.073 R)
• M9: 5,475,282 km (0.104 R)
• M10: 7,764,578 km (0.09 R)
• M11: 10,051,780 km (0.113 R)
• M12: 11,757,794 km (0.117 R)
• M13: 12,751,872 km (0.06 R)
• M14: 15,646,890 km (0.069 R)
• M15: 20,017,242 km (0.057 R)
• M16: 21,741,657 km (0.056 R)
• M17: 24,453,567 km (0.082 R)
• M18: 24,793,454 km (0.073 R)
• M19: 27,749,208 km (0.081 R)
• M20: 36,075,078 km (0.069 R)
• M21: 37,707,340 km (0.117 R)
• M22: 38,009,378 km (0.054 R)
• M23: 51,270,481 km (0.117 R)
• M24: 66,206,183 km (0.105 R)
• M25: 67,087,165 km (0.046 R)
• M26: 78,521,529 km (0.102 R)
• M27: 83,283,229 km (0.076 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 19,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit