🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.02 AU - 1.04 AU

Year: 460 Days

Day: 36.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.21 AU - 1.39 AU

Year: 652 Days

Day: 27.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.56 AU - 2.1 AU

Year: 1089 Days

Day: 29.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,916,010 km

• M1: 936,632 km (0.062 R)
• M2: 1,679,236 km (0.095 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.4

Radius: 13.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.89 AU - 2.93 AU

Year: 2183 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,916,010 km

• M1: 168,148 km (0.109 R)
• M2: 771,626 km (0.048 R)
• M3: 1,773,782 km (0.08 R)
• M4: 2,369,331 km (0.026 R)
• M5: 2,809,448 km (0.05 R)
• M6: 3,437,161 km (0.08 R)
• M7: 4,024,332 km (0.08 R)
• M8: 4,740,757 km (0.095 R)
• M9: 5,332,715 km (0.109 R)
• M10: 9,533,573 km (0.108 R)
• M11: 10,920,345 km (0.118 R)
• M12: 14,003,109 km (0.113 R)
• M13: 14,673,906 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.2

Radius: 10.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.67 AU - 5.01 AU

Year: 4682 Days

Day: 5.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,916,010 km

• M1: 133,740 km (0.048 R)
• M2: 474,824 km (0.074 R)
• M3: 815,757 km (0.101 R)
• M4: 1,197,082 km (0.054 R)
• M5: 1,539,362 km (0.111 R)
• M6: 1,883,736 km (0.113 R)
• M7: 3,376,125 km (0.12 R)
• M8: 4,966,799 km (0.08 R)
• M9: 6,127,828 km (0.115 R)
• M10: 8,320,634 km (0.107 R)
• M11: 9,437,382 km (0.089 R)
• M12: 10,072,574 km (0.05 R)
• M13: 10,609,331 km (0.052 R)
• M14: 11,121,704 km (0.086 R)
• M15: 13,191,391 km (0.077 R)
• M16: 14,394,457 km (0.086 R)
• M17: 15,343,805 km (0.117 R)
• M18: 18,810,735 km (0.079 R)
• M19: 21,527,433 km (0.077 R)
• M20: 22,979,280 km (0.078 R)
• M21: 23,693,161 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 13.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.67 AU - 6.65 AU

Year: 5921 Days

Day: 9.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,916,010 km

• M1: 163,361 km (0.098 R)
• M2: 658,829 km (0.084 R)
• M3: 1,239,418 km (0.025 R)
• M4: 2,170,067 km (0.083 R)
• M5: 2,982,682 km (0.047 R)
• M6: 3,740,695 km (0.097 R)
• M7: 4,396,831 km (0.092 R)
• M8: 4,805,383 km (0.117 R)
• M9: 5,267,491 km (0.106 R)
• M10: 9,302,444 km (0.116 R)
• M11: 13,983,960 km (0.086 R)
• M12: 16,400,863 km (0.092 R)
• M13: 16,829,312 km (0.083 R)
• M14: 23,331,134 km (0.096 R)
• M15: 24,029,906 km (0.082 R)
• M16: 26,044,690 km (0.118 R)
• M17: 29,860,483 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.4

Radius: 8.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.86 AU - 8.08 AU

Year: 8977 Days

Day: 6.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,916,010 km

• M1: 108,159 km (0.119 R)
• M2: 559,346 km (0.029 R)
• M3: 954,584 km (0.109 R)
• M4: 1,346,231 km (0.038 R)
• M5: 1,704,668 km (0.114 R)
• M6: 2,056,971 km (0.057 R)
• M7: 2,496,788 km (0.104 R)
• M8: 2,845,352 km (0.097 R)
• M9: 3,296,838 km (0.049 R)
• M10: 3,717,657 km (0.06 R)
• M11: 5,631,911 km (0.115 R)
• M12: 6,308,243 km (0.103 R)
• M13: 7,037,682 km (0.084 R)
• M14: 7,694,716 km (0.099 R)
• M15: 8,169,540 km (0.043 R)
• M16: 9,762,009 km (0.049 R)
• M17: 10,063,150 km (0.079 R)
• M18: 10,422,334 km (0.08 R)
• M19: 10,843,302 km (0.099 R)
• M20: 11,719,198 km (0.073 R)
• M21: 14,306,493 km (0.1 R)
• M22: 19,452,660 km (0.084 R)
• M23: 20,010,660 km (0.094 R)
• M24: 28,166,736 km (0.097 R)
• M25: 33,195,468 km (0.114 R)
• M26: 35,980,382 km (0.077 R)
• M27: 39,042,950 km (0.092 R)
• M28: 40,315,280 km (0.06 R)
• M29: 41,091,842 km (0.086 R)
• M30: 42,942,368 km (0.096 R)
• M31: 45,541,930 km (0.055 R)
• M32: 47,379,740 km (0.083 R)
• M33: 47,666,818 km (0.107 R)
• M34: 48,680,643 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.2

Radius: 4.8

Gravity: 25.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 15.6 AU - 16.9 AU

Year: 28804 Days

Day: 17.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,916,010 km

• M1: 59,690 km (0.048 R)
• M2: 234,869 km (0.088 R)
• M3: 408,402 km (0.055 R)
• M4: 577,747 km (0.084 R)
• M5: 816,804 km (0.113 R)
• M6: 1,808,040 km (0.106 R)
• M7: 2,163,784 km (0.119 R)
• M8: 2,441,886 km (0.111 R)
• M9: 3,242,085 km (0.104 R)
• M10: 4,637,384 km (0.104 R)
• M11: 6,672,514 km (0.115 R)
• M12: 7,312,045 km (0.078 R)
• M13: 8,542,188 km (0.106 R)
• M14: 10,281,862 km (0.093 R)
• M15: 12,030,810 km (0.116 R)
• M16: 12,460,755 km (0.044 R)
• M17: 12,975,371 km (0.107 R)
• M18: 15,933,220 km (0.096 R)
• M19: 16,803,581 km (0.118 R)
• M20: 19,506,515 km (0.088 R)
• M21: 19,900,706 km (0.118 R)
• M22: 22,485,607 km (0.069 R)
• M23: 22,810,085 km (0.05 R)
• M24: 26,588,179 km (0.064 R)
• M25: 26,951,104 km (0.119 R)
• M26: 28,942,251 km (0.078 R)
• M27: 44,155,158 km (0.107 R)
• M28: 45,176,612 km (0.102 R)
• M29: 46,738,264 km (0.109 R)
• M30: 48,156,303 km (0.071 R)
• M31: 62,231,368 km (0.114 R)
• M32: 69,051,984 km (0.096 R)
• M33: 76,110,909 km (0.118 R)
• M34: 80,568,776 km (0.068 R)
• M35: 81,074,566 km (0.112 R)
• M36: 81,837,216 km (0.101 R)
• M37: 82,348,392 km (0.058 R)
• M38: 85,459,878 km (0.107 R)
• M39: 89,729,102 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 13,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit