🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.53 AU - 0.67 AU

Year: 200 Days

Day: 34.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,026,937 km

• M1: 32,762 km (0.075 R)
• M2: 64,626 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.53 AU - 0.71 AU

Year: 210 Days

Day: 16.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,026,937 km

• M1: 198,516 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.68 AU - 0.96 AU

Year: 320 Days

Day: 18.9 Hours

Environment

Temp: -26 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.92 AU - 1.5 AU

Year: 573 Days

Day: 39.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,026,937 km

• M1: 568,023 km (0.098 R)
• M2: 803,640 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.07 AU - 1.67 AU

Year: 690 Days

Day: 21.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,026,937 km

• M1: 287,228 km (0.107 R)
• M2: 330,462 km (0.113 R)

Asteroid Belt

Center: 3.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.9

Radius: 12.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.31 AU - 5.07 AU

Year: 4372 Days

Day: 7.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,026,937 km

• M1: 160,967 km (0.104 R)
• M2: 735,872 km (0.118 R)
• M3: 1,214,286 km (0.098 R)
• M4: 2,039,318 km (0.064 R)
• M5: 3,447,483 km (0.047 R)
• M6: 5,765,053 km (0.108 R)
• M7: 6,331,131 km (0.078 R)
• M8: 7,574,888 km (0.09 R)
• M9: 10,071,228 km (0.071 R)
• M10: 10,499,078 km (0.119 R)
• M11: 12,724,047 km (0.067 R)
• M12: 19,765,768 km (0.031 R)
• M13: 20,848,408 km (0.107 R)
• M14: 28,190,821 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 11.2

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.03 AU - 5.49 AU

Year: 4470 Days

Day: 5.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,026,937 km

• M1: 139,276 km (0.076 R)
• M2: 507,885 km (0.093 R)
• M3: 974,331 km (0.085 R)
• M4: 1,725,761 km (0.099 R)
• M5: 2,147,777 km (0.09 R)
• M6: 3,892,537 km (0.051 R)
• M7: 4,332,354 km (0.053 R)
• M8: 4,909,054 km (0.052 R)
• M9: 5,708,505 km (0.079 R)
• M10: 6,434,204 km (0.066 R)
• M11: 7,152,274 km (0.114 R)
• M12: 8,479,656 km (0.028 R)
• M13: 8,865,170 km (0.094 R)
• M14: 9,302,744 km (0.117 R)
• M15: 10,350,976 km (0.065 R)
• M16: 12,483,194 km (0.101 R)
• M17: 13,237,616 km (0.095 R)
• M18: 14,948,717 km (0.11 R)
• M19: 15,915,568 km (0.096 R)
• M20: 17,973,586 km (0.061 R)
• M21: 18,482,518 km (0.098 R)
• M22: 21,455,327 km (0.093 R)
• M23: 22,100,542 km (0.081 R)
• M24: 22,906,576 km (0.032 R)
• M25: 24,889,645 km (0.116 R)
• M26: 27,568,344 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.7

Radius: 15

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.93 AU - 7.05 AU

Year: 7117 Days

Day: 6.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,026,937 km

• M1: 186,549 km (0.077 R)
• M2: 770,429 km (0.115 R)
• M3: 1,304,793 km (0.059 R)
• M4: 1,895,255 km (0.072 R)
• M5: 2,444,878 km (0.11 R)
• M6: 4,280,444 km (0.12 R)
• M7: 4,800,745 km (0.101 R)
• M8: 5,518,516 km (0.09 R)
• M9: 6,910,674 km (0.074 R)
• M10: 7,552,449 km (0.103 R)
• M11: 9,220,764 km (0.086 R)
• M12: 10,237,431 km (0.066 R)
• M13: 11,848,151 km (0.059 R)
• M14: 12,439,063 km (0.075 R)
• M15: 16,740,451 km (0.09 R)
• M16: 22,106,975 km (0.06 R)
• M17: 24,181,449 km (0.119 R)
• M18: 25,046,573 km (0.031 R)
• M19: 25,842,733 km (0.083 R)
• M20: 26,930,459 km (0.118 R)
• M21: 30,677,138 km (0.062 R)
• M22: 33,360,026 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.5

Radius: 3.1

Gravity: 88.92 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.32 AU - 11.72 AU

Year: 13653 Days

Day: 21 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,026,937 km

• M1: 45,627 km (0.067 R)
• M2: 165,455 km (0.109 R)
• M3: 308,321 km (0.096 R)
• M4: 446,998 km (0.115 R)
• M5: 585,376 km (0.086 R)
• M6: 883,375 km (0.106 R)
• M7: 1,006,494 km (0.062 R)
• M8: 1,287,738 km (0.112 R)
• M9: 1,929,214 km (0.034 R)
• M10: 2,759,632 km (0.04 R)
• M11: 4,774,117 km (0.06 R)
• M12: 5,084,383 km (0.099 R)
• M13: 5,593,464 km (0.106 R)
• M14: 7,505,026 km (0.085 R)
• M15: 8,556,549 km (0.081 R)
• M16: 8,707,194 km (0.115 R)
• M17: 11,183,787 km (0.118 R)
• M18: 14,872,871 km (0.089 R)
• M19: 16,597,435 km (0.115 R)
• M20: 19,297,677 km (0.088 R)
• M21: 22,657,196 km (0.111 R)
• M22: 25,651,547 km (0.112 R)
• M23: 29,465,844 km (0.098 R)
• M24: 30,855,907 km (0.065 R)
• M25: 30,973,641 km (0.094 R)
• M26: 31,328,786 km (0.054 R)
• M27: 40,687,479 km (0.112 R)
• M28: 50,430,340 km (0.119 R)
• M29: 51,251,034 km (0.085 R)
• M30: 52,080,704 km (0.086 R)
• M31: 53,426,486 km (0.076 R)
• M32: 61,059,418 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.9

Radius: 7.3

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.32 AU - 11.58 AU

Year: 14541 Days

Day: 21.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,026,937 km

• M1: 127,607 km (0.118 R)
• M2: 405,410 km (0.112 R)
• M3: 665,112 km (0.103 R)
• M4: 1,049,728 km (0.088 R)
• M5: 1,433,596 km (0.099 R)
• M6: 4,469,536 km (0.067 R)
• M7: 5,005,694 km (0.066 R)
• M8: 7,078,373 km (0.079 R)
• M9: 10,833,579 km (0.037 R)
• M10: 13,070,067 km (0.094 R)
• M11: 14,031,981 km (0.098 R)
• M12: 14,631,270 km (0.042 R)
• M13: 15,738,594 km (0.074 R)
• M14: 17,963,862 km (0.041 R)
• M15: 20,986,786 km (0.045 R)
• M16: 22,035,766 km (0.095 R)
• M17: 22,393,006 km (0.069 R)
• M18: 27,191,507 km (0.041 R)
• M19: 28,542,825 km (0.076 R)
• M20: 29,720,759 km (0.12 R)
• M21: 32,748,919 km (0.056 R)
• M22: 48,408,973 km (0.116 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: 421 - 15,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit