🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.88 AU - 1.18 AU

Year: 394 Days

Day: 36.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.02 AU - 1.44 AU

Year: 514 Days

Day: 41.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.64 AU - 1.86 AU

Year: 872 Days

Day: 23.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,620,667 km

• M1: 30,817 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.33 AU - 4.61 AU

Year: 2980 Days

Day: 43.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 9.1

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.5 AU - 4.62 AU

Year: 3668 Days

Day: 14.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,620,667 km

• M1: 113,246 km (0.111 R)
• M2: 473,627 km (0.073 R)
• M3: 769,083 km (0.106 R)
• M4: 1,157,588 km (0.113 R)
• M5: 1,607,130 km (0.086 R)
• M6: 2,694,856 km (0.104 R)
• M7: 3,084,110 km (0.038 R)
• M8: 4,256,807 km (0.103 R)
• M9: 5,785,099 km (0.047 R)
• M10: 6,824,505 km (0.113 R)
• M11: 7,388,788 km (0.062 R)
• M12: 8,972,431 km (0.066 R)
• M13: 10,729,159 km (0.115 R)
• M14: 11,148,632 km (0.097 R)
• M15: 12,473,321 km (0.076 R)
• M16: 13,703,763 km (0.099 R)
• M17: 14,348,530 km (0.039 R)
• M18: 15,326,900 km (0.057 R)
• M19: 17,017,955 km (0.083 R)
• M20: 19,011,645 km (0.115 R)
• M21: 20,001,834 km (0.099 R)
• M22: 20,381,812 km (0.062 R)
• M23: 22,084,535 km (0.105 R)
• M24: 22,627,127 km (0.068 R)
• M25: 22,970,603 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.8

Radius: 12.3

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.01 AU - 7.85 AU

Year: 6142 Days

Day: 6.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,620,667 km

• M1: 156,180 km (0.093 R)
• M2: 561,890 km (0.027 R)
• M3: 1,103,135 km (0.098 R)
• M4: 1,490,743 km (0.12 R)
• M5: 2,031,240 km (0.114 R)
• M6: 3,067,804 km (0.096 R)
• M7: 5,000,159 km (0.055 R)
• M8: 6,628,682 km (0.102 R)
• M9: 7,377,868 km (0.05 R)
• M10: 14,351,073 km (0.09 R)
• M11: 16,480,449 km (0.111 R)
• M12: 22,515,228 km (0.115 R)
• M13: 23,959,146 km (0.107 R)
• M14: 25,124,364 km (0.111 R)
• M15: 27,209,010 km (0.06 R)
• M16: 28,569,154 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 14.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.01 AU - 6.99 AU

Year: 6243 Days

Day: 5.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,620,667 km

• M1: 179,069 km (0.071 R)
• M2: 887,265 km (0.088 R)
• M3: 1,609,673 km (0.078 R)
• M4: 2,091,079 km (0.09 R)
• M5: 2,614,522 km (0.108 R)
• M6: 3,465,135 km (0.082 R)
• M7: 5,468,251 km (0.062 R)
• M8: 6,684,631 km (0.11 R)
• M9: 7,719,699 km (0.076 R)
• M10: 8,439,863 km (0.113 R)
• M11: 9,248,440 km (0.106 R)
• M12: 13,175,683 km (0.093 R)
• M13: 14,740,776 km (0.102 R)
• M14: 15,227,418 km (0.061 R)
• M15: 16,168,987 km (0.058 R)
• M16: 22,814,573 km (0.086 R)
• M17: 23,302,412 km (0.099 R)
• M18: 26,556,315 km (0.113 R)
• M19: 30,492,833 km (0.032 R)
• M20: 36,214,952 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.8

Radius: 7.1

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 10.02 AU - 13.84 AU

Year: 15523 Days

Day: 24.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,620,667 km

• M1: 88,712 km (0.092 R)
• M2: 508,334 km (0.118 R)
• M3: 1,064,838 km (0.034 R)
• M4: 1,476,980 km (0.069 R)
• M5: 2,081,505 km (0.057 R)
• M6: 4,200,259 km (0.081 R)
• M7: 4,442,758 km (0.085 R)
• M8: 4,823,933 km (0.053 R)
• M9: 5,056,258 km (0.087 R)
• M10: 8,653,489 km (0.082 R)
• M11: 9,401,628 km (0.034 R)
• M12: 10,084,093 km (0.08 R)
• M13: 11,665,492 km (0.083 R)
• M14: 12,639,973 km (0.115 R)
• M15: 13,275,913 km (0.044 R)
• M16: 15,170,122 km (0.103 R)
• M17: 17,939,926 km (0.116 R)
• M18: 18,661,437 km (0.068 R)
• M19: 20,941,907 km (0.084 R)
• M20: 21,741,657 km (0.119 R)
• M21: 28,132,029 km (0.085 R)
• M22: 29,766,386 km (0.075 R)
• M23: 32,511,208 km (0.09 R)
• M24: 33,103,615 km (0.118 R)
• M25: 41,472,718 km (0.087 R)
• M26: 46,067,019 km (0.096 R)
• M27: 46,814,110 km (0.059 R)
• M28: 51,788,688 km (0.097 R)
• M29: 55,574,263 km (0.071 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 19,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit