🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.15 AU - 1.41 AU

Year: 516 Days

Day: 34.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.34 AU - 1.44 AU

Year: 584 Days

Day: 45 Hours

Environment

Temp: 1 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.68 AU - 4.32 AU

Year: 2334 Days

Day: 23.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,084,846 km

• M1: 34,707 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.26 AU - 5.75 AU

Year: 3985 Days

Day: 27.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.5

Radius: 10.5

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.37 AU - 8.23 AU

Year: 7030 Days

Day: 5.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,084,846 km

• M1: 186,399 km (0.115 R)
• M2: 529,128 km (0.068 R)
• M3: 1,123,181 km (0.117 R)
• M4: 1,685,370 km (0.11 R)
• M5: 2,045,751 km (0.104 R)
• M6: 2,427,824 km (0.065 R)
• M7: 3,528,864 km (0.096 R)
• M8: 4,347,314 km (0.11 R)
• M9: 5,109,366 km (0.098 R)
• M10: 5,549,183 km (0.087 R)
• M11: 6,042,258 km (0.052 R)
• M12: 6,867,440 km (0.036 R)
• M13: 7,211,515 km (0.1 R)
• M14: 7,866,754 km (0.077 R)
• M15: 8,561,337 km (0.093 R)
• M16: 10,192,552 km (0.112 R)
• M17: 10,765,811 km (0.099 R)
• M18: 11,447,229 km (0.112 R)
• M19: 16,764,835 km (0.116 R)
• M20: 19,486,020 km (0.106 R)
• M21: 23,602,206 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.6

Radius: 7.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.77 AU - 17.15 AU

Year: 19600 Days

Day: 23.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,084,846 km

• M1: 92,003 km (0.114 R)
• M2: 475,721 km (0.071 R)
• M3: 1,326,784 km (0.057 R)
• M4: 2,588,791 km (0.043 R)
• M5: 3,083,212 km (0.118 R)
• M6: 3,342,764 km (0.071 R)
• M7: 4,659,226 km (0.071 R)
• M8: 4,975,176 km (0.105 R)
• M9: 7,391,332 km (0.118 R)
• M10: 7,858,526 km (0.079 R)
• M11: 8,772,868 km (0.037 R)
• M12: 15,622,206 km (0.076 R)
• M13: 16,391,738 km (0.075 R)
• M14: 21,547,629 km (0.105 R)
• M15: 23,025,207 km (0.1 R)

Asteroid Belt

Center: 15.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.9

Radius: 5.2

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 15.53 AU - 17.03 AU

Year: 23414 Days

Day: 15 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,084,846 km

• M1: 91,404 km (0.106 R)
• M2: 256,261 km (0.093 R)
• M3: 650,302 km (0.106 R)
• M4: 885,619 km (0.079 R)
• M5: 1,055,862 km (0.074 R)
• M6: 1,262,756 km (0.102 R)
• M7: 2,286,304 km (0.084 R)
• M8: 4,191,134 km (0.045 R)
• M9: 4,395,185 km (0.042 R)
• M10: 4,677,477 km (0.068 R)
• M11: 6,014,582 km (0.088 R)
• M12: 7,051,744 km (0.116 R)
• M13: 7,994,211 km (0.064 R)
• M14: 9,826,187 km (0.058 R)
• M15: 10,432,357 km (0.095 R)
• M16: 10,935,006 km (0.086 R)
• M17: 11,127,538 km (0.105 R)
• M18: 12,261,939 km (0.11 R)
• M19: 14,142,833 km (0.116 R)
• M20: 14,758,129 km (0.092 R)
• M21: 17,486,046 km (0.086 R)
• M22: 19,574,433 km (0.084 R)
• M23: 22,644,480 km (0.11 R)
• M24: 24,566,663 km (0.061 R)
• M25: 29,717,916 km (0.104 R)
• M26: 31,756,486 km (0.118 R)
• M27: 35,544,903 km (0.066 R)
• M28: 37,693,128 km (0.111 R)
• M29: 39,022,904 km (0.047 R)
• M30: 40,383,496 km (0.093 R)
• M31: 42,246,439 km (0.117 R)
• M32: 43,842,050 km (0.064 R)
• M33: 49,043,119 km (0.035 R)
• M34: 51,162,173 km (0.117 R)
• M35: 58,469,281 km (0.055 R)
• M36: 63,708,647 km (0.046 R)
• M37: 67,729,389 km (0.044 R)
• M38: 68,162,175 km (0.109 R)
• M39: 71,020,542 km (0.117 R)
• M40: 77,682,883 km (0.105 R)
• M41: 79,832,156 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.3

Radius: 7.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 19.64 AU - 20.6 AU

Year: 32169 Days

Day: 23.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,084,846 km

• M1: 113,246 km (0.082 R)
• M2: 648,656 km (0.107 R)
• M3: 1,127,818 km (0.118 R)
• M4: 1,368,821 km (0.063 R)
• M5: 1,679,236 km (0.09 R)
• M6: 2,511,898 km (0.106 R)
• M7: 2,776,387 km (0.107 R)
• M8: 3,564,319 km (0.065 R)
• M9: 4,703,806 km (0.116 R)
• M10: 5,107,421 km (0.112 R)
• M11: 6,282,961 km (0.045 R)
• M12: 7,050,697 km (0.093 R)
• M13: 8,186,743 km (0.119 R)
• M14: 8,555,652 km (0.071 R)
• M15: 9,101,684 km (0.11 R)
• M16: 9,497,520 km (0.055 R)
• M17: 9,963,966 km (0.107 R)
• M18: 10,630,125 km (0.118 R)
• M19: 13,740,564 km (0.098 R)
• M20: 14,873,469 km (0.093 R)
• M21: 15,502,528 km (0.085 R)
• M22: 17,152,593 km (0.092 R)
• M23: 17,931,998 km (0.114 R)
• M24: 19,936,310 km (0.056 R)
• M25: 21,385,614 km (0.082 R)
• M26: 26,723,116 km (0.112 R)
• M27: 29,329,411 km (0.114 R)
• M28: 31,712,654 km (0.107 R)
• M29: 37,721,253 km (0.065 R)
• M30: 40,232,552 km (0.112 R)
• M31: 41,760,694 km (0.092 R)
• M32: 42,070,811 km (0.059 R)
• M33: 45,094,932 km (0.109 R)
• M34: 50,686,302 km (0.094 R)
• M35: 59,031,320 km (0.089 R)
• M36: 65,075,523 km (0.081 R)
• M37: 74,895,426 km (0.064 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 16,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit