🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.87 AU - 1.43 AU

Year: 446 Days

Day: 14.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,539,124 km

• M1: 457,470 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.28 AU - 1.36 AU

Year: 548 Days

Day: 20.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,539,124 km

• M1: 19,149 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.03 AU - 2.07 AU

Year: 1062 Days

Day: 28.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.29 AU - 3.27 AU

Year: 1676 Days

Day: 35.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.63 AU - 4.29 AU

Year: 2328 Days

Day: 12.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.93 AU - 4.07 AU

Year: 2893 Days

Day: 40.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.6

Radius: 13.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.31 AU - 5.63 AU

Year: 4627 Days

Day: 7 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,539,124 km

• M1: 167,998 km (0.06 R)
• M2: 781,649 km (0.09 R)
• M3: 1,275,322 km (0.098 R)
• M4: 1,769,892 km (0.057 R)
• M5: 2,269,699 km (0.07 R)
• M6: 2,723,280 km (0.112 R)
• M7: 3,316,585 km (0.119 R)
• M8: 4,440,962 km (0.102 R)
• M9: 5,025,142 km (0.034 R)
• M10: 5,461,519 km (0.106 R)
• M11: 6,827,198 km (0.113 R)
• M12: 7,467,926 km (0.091 R)
• M13: 9,347,773 km (0.028 R)
• M14: 10,354,417 km (0.09 R)
• M15: 10,839,413 km (0.115 R)
• M16: 11,902,755 km (0.118 R)
• M17: 13,341,138 km (0.08 R)
• M18: 15,059,718 km (0.092 R)
• M19: 15,740,838 km (0.07 R)
• M20: 16,265,028 km (0.085 R)
• M21: 17,225,896 km (0.099 R)
• M22: 18,351,620 km (0.11 R)
• M23: 19,928,082 km (0.042 R)
• M24: 20,680,110 km (0.1 R)
• M25: 24,805,721 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 13.6

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.91 AU - 8.65 AU

Year: 7104 Days

Day: 12.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,539,124 km

• M1: 377,735 km (0.119 R)
• M2: 1,755,980 km (0.101 R)
• M3: 3,673,675 km (0.045 R)
• M4: 6,934,011 km (0.065 R)
• M5: 8,902,270 km (0.095 R)
• M6: 9,857,303 km (0.038 R)
• M7: 10,688,618 km (0.068 R)
• M8: 12,703,253 km (0.068 R)
• M9: 14,314,571 km (0.082 R)
• M10: 15,441,791 km (0.117 R)
• M11: 16,309,609 km (0.049 R)
• M12: 17,605,425 km (0.098 R)
• M13: 18,483,715 km (0.081 R)
• M14: 19,676,309 km (0.069 R)
• M15: 23,160,294 km (0.083 R)
• M16: 32,413,969 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 13.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.71 AU - 10.29 AU

Year: 11436 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,539,124 km

• M1: 172,935 km (0.113 R)
• M2: 959,970 km (0.114 R)
• M3: 1,403,826 km (0.084 R)
• M4: 2,267,754 km (0.062 R)
• M5: 2,769,954 km (0.098 R)
• M6: 3,959,257 km (0.114 R)
• M7: 4,942,564 km (0.043 R)
• M8: 5,601,692 km (0.103 R)
• M9: 9,380,684 km (0.08 R)
• M10: 10,144,232 km (0.095 R)
• M11: 13,123,024 km (0.107 R)
• M12: 21,355,994 km (0.11 R)
• M13: 22,749,199 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.5

Radius: 4.9

Gravity: 26.93 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.06 AU - 18.1 AU

Year: 21178 Days

Day: 19 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,539,124 km

• M1: 64,327 km (0.085 R)
• M2: 223,350 km (0.091 R)
• M3: 874,699 km (0.063 R)
• M4: 1,041,052 km (0.039 R)
• M5: 1,689,858 km (0.081 R)
• M6: 2,029,894 km (0.064 R)
• M7: 2,671,818 km (0.054 R)
• M8: 2,845,202 km (0.092 R)
• M9: 3,527,219 km (0.083 R)
• M10: 4,081,628 km (0.062 R)
• M11: 4,516,958 km (0.081 R)
• M12: 5,361,887 km (0.098 R)
• M13: 6,264,112 km (0.026 R)
• M14: 6,526,806 km (0.079 R)
• M15: 6,751,202 km (0.097 R)
• M16: 7,263,276 km (0.085 R)
• M17: 7,553,346 km (0.028 R)
• M18: 8,736,964 km (0.112 R)
• M19: 9,120,533 km (0.084 R)
• M20: 10,217,983 km (0.06 R)
• M21: 11,925,194 km (0.051 R)
• M22: 13,021,747 km (0.1 R)
• M23: 13,234,624 km (0.108 R)
• M24: 13,740,415 km (0.062 R)
• M25: 14,484,963 km (0.118 R)
• M26: 15,892,530 km (0.111 R)
• M27: 21,142,517 km (0.098 R)
• M28: 22,335,560 km (0.026 R)
• M29: 28,144,296 km (0.071 R)
• M30: 29,831,162 km (0.091 R)
• M31: 34,071,962 km (0.082 R)
• M32: 36,125,791 km (0.094 R)
• M33: 40,028,052 km (0.101 R)
• M34: 40,628,987 km (0.12 R)
• M35: 45,005,472 km (0.063 R)
• M36: 50,554,656 km (0.092 R)
• M37: 51,433,244 km (0.088 R)
• M38: 58,062,075 km (0.086 R)
• M39: 59,219,514 km (0.117 R)
• M40: 65,238,135 km (0.057 R)
• M41: 69,253,342 km (0.109 R)
• M42: 73,879,357 km (0.078 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 19,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit