🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.41 AU - 0.59 AU

Year: 225 Days

Day: 19.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.51 AU - 0.77 AU

Year: 326 Days

Day: 24.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,821,411 km

• M1: 496,964 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.64 AU - 0.66 AU

Year: 333 Days

Day: 16.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.6

Radius: 9.8

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1 AU - 1.02 AU

Year: 645 Days

Day: 11.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,821,411 km

• M1: 121,922 km (0.067 R)
• M2: 585,526 km (0.063 R)
• M3: 964,457 km (0.104 R)
• M4: 1,493,735 km (0.117 R)
• M5: 2,362,150 km (0.097 R)
• M6: 2,692,014 km (0.051 R)
• M7: 3,220,693 km (0.056 R)
• M8: 3,681,604 km (0.106 R)
• M9: 4,259,650 km (0.09 R)
• M10: 7,132,228 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 12.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.45 AU - 1.45 AU

Year: 1110 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,821,411 km

• M1: 150,495 km (0.085 R)
• M2: 570,117 km (0.109 R)
• M3: 1,138,589 km (0.086 R)
• M4: 2,242,921 km (0.064 R)
• M5: 2,890,680 km (0.075 R)
• M6: 3,404,249 km (0.059 R)
• M7: 3,785,125 km (0.089 R)
• M8: 4,314,552 km (0.03 R)
• M9: 4,931,045 km (0.094 R)
• M10: 5,461,669 km (0.113 R)
• M11: 5,857,804 km (0.053 R)
• M12: 6,408,324 km (0.041 R)
• M13: 6,873,424 km (0.067 R)
• M14: 7,767,720 km (0.08 R)
• M15: 8,850,509 km (0.096 R)
• M16: 9,606,577 km (0.064 R)
• M17: 10,595,718 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.7

Radius: 8.8

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.59 AU - 2.01 AU

Year: 1535 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,821,411 km

• M1: 112,647 km (0.098 R)
• M2: 392,246 km (0.113 R)
• M3: 740,509 km (0.117 R)
• M4: 1,019,659 km (0.11 R)
• M5: 1,580,801 km (0.061 R)
• M6: 2,012,690 km (0.095 R)
• M7: 2,408,526 km (0.106 R)
• M8: 3,357,575 km (0.118 R)
• M9: 3,934,274 km (0.096 R)
• M10: 4,614,346 km (0.03 R)
• M11: 5,478,723 km (0.108 R)
• M12: 7,075,530 km (0.109 R)
• M13: 7,552,748 km (0.114 R)
• M14: 8,630,750 km (0.117 R)
• M15: 10,810,690 km (0.112 R)
• M16: 11,880,016 km (0.108 R)
• M17: 12,554,702 km (0.047 R)
• M18: 13,096,845 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.9

Radius: 10.8

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.1 AU - 2.26 AU

Year: 2047 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,821,411 km

• M1: 134,339 km (0.035 R)
• M2: 516,412 km (0.097 R)
• M3: 934,388 km (0.096 R)
• M4: 1,571,526 km (0.106 R)
• M5: 2,164,083 km (0.12 R)
• M6: 2,560,368 km (0.106 R)
• M7: 3,501,488 km (0.106 R)
• M8: 4,436,774 km (0.103 R)
• M9: 5,462,117 km (0.032 R)
• M10: 6,329,785 km (0.101 R)
• M11: 6,743,722 km (0.043 R)
• M12: 7,314,588 km (0.092 R)
• M13: 7,887,997 km (0.099 R)
• M14: 8,368,206 km (0.115 R)
• M15: 9,288,083 km (0.088 R)
• M16: 10,203,921 km (0.078 R)
• M17: 11,179,000 km (0.052 R)
• M18: 11,862,812 km (0.084 R)
• M19: 13,737,124 km (0.057 R)
• M20: 15,801,125 km (0.104 R)

Asteroid Belt

Center: 2.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.5

Radius: 11

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.67 AU - 3.05 AU

Year: 3075 Days

Day: 5.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,821,411 km

• M1: 136,732 km (0.103 R)
• M2: 513,569 km (0.096 R)
• M3: 1,059,003 km (0.116 R)
• M4: 1,468,901 km (0.074 R)
• M5: 2,453,405 km (0.068 R)
• M6: 2,910,277 km (0.088 R)
• M7: 3,518,093 km (0.069 R)
• M8: 3,975,863 km (0.09 R)
• M9: 5,159,182 km (0.037 R)
• M10: 5,619,345 km (0.051 R)
• M11: 6,218,933 km (0.088 R)
• M12: 7,260,284 km (0.059 R)
• M13: 8,379,725 km (0.079 R)
• M14: 8,836,896 km (0.08 R)
• M15: 9,762,907 km (0.09 R)
• M16: 12,115,333 km (0.066 R)
• M17: 15,492,355 km (0.086 R)
• M18: 16,236,156 km (0.109 R)
• M19: 17,967,602 km (0.117 R)
• M20: 19,634,571 km (0.112 R)
• M21: 20,066,909 km (0.105 R)
• M22: 22,525,849 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 9.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.74 AU - 5.36 AU

Year: 6171 Days

Day: 8.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,821,411 km

• M1: 119,678 km (0.073 R)
• M2: 919,129 km (0.115 R)
• M3: 2,483,624 km (0.112 R)
• M4: 4,032,411 km (0.119 R)
• M5: 4,945,406 km (0.103 R)
• M6: 5,521,807 km (0.078 R)
• M7: 6,081,303 km (0.099 R)
• M8: 6,940,892 km (0.039 R)
• M9: 9,586,680 km (0.053 R)
• M10: 13,248,537 km (0.03 R)
• M11: 15,134,218 km (0.09 R)
• M12: 16,288,815 km (0.113 R)
• M13: 22,880,695 km (0.103 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.9

Radius: 10.1

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.61 AU - 5.65 AU

Year: 8494 Days

Day: 9.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,821,411 km

• M1: 129,402 km (0.111 R)
• M2: 479,312 km (0.075 R)
• M3: 888,911 km (0.103 R)
• M4: 1,505,703 km (0.1 R)
• M5: 3,997,704 km (0.071 R)
• M6: 5,702,671 km (0.038 R)
• M7: 6,754,942 km (0.096 R)
• M8: 9,625,426 km (0.097 R)
• M9: 13,224,003 km (0.061 R)
• M10: 14,859,556 km (0.09 R)
• M11: 15,999,343 km (0.084 R)
• M12: 18,603,991 km (0.072 R)
• M13: 20,898,075 km (0.055 R)
• M14: 23,730,860 km (0.104 R)
• M15: 33,410,740 km (0.098 R)
• M16: 42,060,638 km (0.096 R)
• M17: 43,521,761 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 15,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit