🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.72 AU - 1.04 AU

Year: 313 Days

Day: 23 Hours

Environment

Temp: 29 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,120,850 km

• M1: 26,778 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.9 AU - 1.44 AU

Year: 479 Days

Day: 17.7 Hours

Environment

Temp: -21 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.02 AU - 1.6 AU

Year: 568 Days

Day: 18.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 170.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.02 AU - 2.04 AU

Year: 1095 Days

Day: 24.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 61.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,120,850 km

• M1: 25,282 km (0.036 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.36 AU - 2.7 AU

Year: 1524 Days

Day: 45.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,120,850 km

• M1: 29,172 km (0.039 R)

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.6

Radius: 8.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.99 AU - 6.13 AU

Year: 5650 Days

Day: 13.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,120,850 km

• M1: 101,427 km (0.111 R)
• M2: 398,230 km (0.038 R)
• M3: 673,490 km (0.1 R)
• M4: 1,170,304 km (0.077 R)
• M5: 1,441,974 km (0.112 R)
• M6: 2,141,194 km (0.117 R)
• M7: 2,552,588 km (0.112 R)
• M8: 3,516,298 km (0.087 R)
• M9: 4,213,125 km (0.064 R)
• M10: 5,549,333 km (0.093 R)
• M11: 5,826,837 km (0.043 R)
• M12: 6,743,573 km (0.087 R)
• M13: 7,001,629 km (0.109 R)
• M14: 9,066,229 km (0.111 R)
• M15: 11,344,755 km (0.115 R)
• M16: 15,120,006 km (0.107 R)
• M17: 16,116,627 km (0.069 R)
• M18: 16,735,065 km (0.117 R)
• M19: 18,855,166 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264

Radius: 14.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.28 AU - 7.6 AU

Year: 7686 Days

Day: 6.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,120,850 km

• M1: 187,446 km (0.104 R)
• M2: 744,100 km (0.054 R)
• M3: 1,523,804 km (0.107 R)
• M4: 2,139,100 km (0.116 R)
• M5: 3,496,701 km (0.114 R)
• M6: 3,991,570 km (0.07 R)
• M7: 4,607,614 km (0.083 R)
• M8: 5,232,186 km (0.082 R)
• M9: 5,766,250 km (0.063 R)
• M10: 7,839,826 km (0.069 R)
• M11: 8,315,398 km (0.112 R)
• M12: 9,610,466 km (0.114 R)
• M13: 13,562,693 km (0.096 R)
• M14: 16,811,809 km (0.091 R)
• M15: 19,400,749 km (0.112 R)
• M16: 20,548,315 km (0.099 R)
• M17: 22,610,073 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 9.8

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.26 AU - 11.4 AU

Year: 10794 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,120,850 km

• M1: 134,937 km (0.116 R)
• M2: 963,261 km (0.107 R)
• M3: 1,729,800 km (0.091 R)
• M4: 2,321,161 km (0.035 R)
• M5: 4,045,276 km (0.107 R)
• M6: 4,515,612 km (0.101 R)
• M7: 4,859,836 km (0.055 R)
• M8: 7,609,296 km (0.111 R)
• M9: 8,514,213 km (0.11 R)
• M10: 9,590,570 km (0.115 R)
• M11: 10,161,585 km (0.041 R)
• M12: 11,257,988 km (0.105 R)
• M13: 14,542,708 km (0.092 R)
• M14: 17,258,059 km (0.081 R)
• M15: 18,975,592 km (0.108 R)
• M16: 30,391,256 km (0.098 R)
• M17: 36,882,757 km (0.118 R)
• M18: 37,515,107 km (0.11 R)
• M19: 48,038,270 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.2

Radius: 8

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 8.63 AU - 13.85 AU

Year: 14272 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,120,850 km

• M1: 106,813 km (0.118 R)
• M2: 611,706 km (0.093 R)
• M3: 1,118,094 km (0.101 R)
• M4: 2,181,586 km (0.097 R)
• M5: 2,670,172 km (0.108 R)
• M6: 4,043,780 km (0.091 R)
• M7: 7,305,911 km (0.119 R)
• M8: 7,673,922 km (0.102 R)
• M9: 10,260,469 km (0.109 R)
• M10: 12,513,263 km (0.116 R)
• M11: 13,582,439 km (0.076 R)
• M12: 14,352,121 km (0.094 R)
• M13: 16,994,617 km (0.099 R)
• M14: 20,033,997 km (0.096 R)
• M15: 20,755,657 km (0.041 R)
• M16: 27,493,545 km (0.087 R)
• M17: 28,609,994 km (0.08 R)
• M18: 33,379,174 km (0.109 R)
• M19: 33,883,319 km (0.077 R)
• M20: 34,520,756 km (0.039 R)
• M21: 36,747,819 km (0.107 R)
• M22: 41,777,001 km (0.096 R)
• M23: 46,459,564 km (0.051 R)
• M24: 49,823,122 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.6

Radius: 5

Gravity: 16.58 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 16.46 AU - 19.02 AU

Year: 28300 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,120,850 km

• M1: 62,532 km (0.119 R)
• M2: 244,443 km (0.068 R)
• M3: 460,462 km (0.104 R)
• M4: 701,016 km (0.112 R)
• M5: 1,343,987 km (0.107 R)
• M6: 1,640,041 km (0.106 R)
• M7: 1,958,386 km (0.087 R)
• M8: 2,229,008 km (0.085 R)
• M9: 2,430,517 km (0.091 R)
• M10: 3,478,300 km (0.111 R)
• M11: 4,336,693 km (0.108 R)
• M12: 6,373,019 km (0.101 R)
• M13: 7,399,559 km (0.105 R)
• M14: 7,597,328 km (0.118 R)
• M15: 8,317,791 km (0.104 R)
• M16: 10,878,009 km (0.078 R)
• M17: 11,069,644 km (0.109 R)
• M18: 12,061,777 km (0.039 R)
• M19: 14,221,222 km (0.076 R)
• M20: 15,472,160 km (0.074 R)
• M21: 17,570,868 km (0.098 R)
• M22: 18,280,561 km (0.06 R)
• M23: 19,101,703 km (0.066 R)
• M24: 20,719,155 km (0.105 R)
• M25: 31,336,864 km (0.058 R)
• M26: 33,042,430 km (0.114 R)
• M27: 33,579,486 km (0.104 R)
• M28: 41,408,840 km (0.086 R)
• M29: 44,266,608 km (0.058 R)
• M30: 47,253,180 km (0.04 R)
• M31: 47,934,599 km (0.064 R)
• M32: 52,342,799 km (0.05 R)
• M33: 61,347,244 km (0.095 R)
• M34: 65,472,854 km (0.111 R)
• M35: 76,354,005 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 16,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit