🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.3 AU - 1.38 AU

Year: 543 Days

Day: 33.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 118,633,137 km

• M1: 97,538 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.75 AU - 1.95 AU

Year: 880 Days

Day: 44.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.89 AU - 2.21 AU

Year: 1027 Days

Day: 39.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.32 AU - 3.44 AU

Year: 2174 Days

Day: 32.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.99 AU - 6.47 AU

Year: 4184 Days

Day: 24.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 118,633,137 km

• M1: 1,666,520 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 10

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.91 AU - 7.47 AU

Year: 6054 Days

Day: 9.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 118,633,137 km

• M1: 141,669 km (0.068 R)
• M2: 530,025 km (0.043 R)
• M3: 1,010,234 km (0.07 R)
• M4: 1,508,844 km (0.085 R)
• M5: 2,023,461 km (0.038 R)
• M6: 2,531,495 km (0.089 R)
• M7: 3,591,695 km (0.074 R)
• M8: 4,169,592 km (0.089 R)
• M9: 4,558,696 km (0.107 R)
• M10: 5,385,224 km (0.085 R)
• M11: 5,953,995 km (0.104 R)
• M12: 6,793,688 km (0.095 R)
• M13: 8,332,003 km (0.086 R)
• M14: 9,638,740 km (0.106 R)
• M15: 9,976,233 km (0.08 R)
• M16: 13,333,957 km (0.11 R)
• M17: 15,015,288 km (0.082 R)
• M18: 16,194,418 km (0.075 R)
• M19: 20,715,864 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.4

Radius: 6

Gravity: 22.62 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 16.88 AU - 22.64 AU

Year: 30730 Days

Day: 24.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 118,633,137 km

• M1: 76,744 km (0.118 R)
• M2: 332,706 km (0.118 R)
• M3: 1,096,552 km (0.047 R)
• M4: 2,256,833 km (0.031 R)
• M5: 2,941,693 km (0.096 R)
• M6: 3,523,628 km (0.106 R)
• M7: 5,913,604 km (0.086 R)
• M8: 7,252,505 km (0.064 R)
• M9: 7,740,493 km (0.034 R)
• M10: 10,651,219 km (0.072 R)
• M11: 14,135,353 km (0.106 R)
• M12: 14,554,676 km (0.101 R)
• M13: 23,943,738 km (0.068 R)
• M14: 27,797,379 km (0.086 R)
• M15: 30,352,810 km (0.071 R)
• M16: 33,948,095 km (0.065 R)
• M17: 34,247,441 km (0.114 R)
• M18: 35,925,330 km (0.055 R)
• M19: 37,977,963 km (0.033 R)
• M20: 46,233,970 km (0.053 R)
• M21: 52,355,515 km (0.082 R)
• M22: 53,762,932 km (0.086 R)
• M23: 60,081,347 km (0.11 R)
• M24: 72,668,811 km (0.104 R)
• M25: 76,967,805 km (0.098 R)
• M26: 78,263,772 km (0.033 R)
• M27: 81,433,152 km (0.089 R)
• M28: 83,593,046 km (0.048 R)
• M29: 84,138,929 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.6

Radius: 6.3

Gravity: 25.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 16.72 AU - 24.16 AU

Year: 32329 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 118,633,137 km

• M1: 78,389 km (0.066 R)
• M2: 321,187 km (0.111 R)
• M3: 793,018 km (0.084 R)
• M4: 1,306,588 km (0.119 R)
• M5: 1,539,661 km (0.101 R)
• M6: 2,067,293 km (0.064 R)
• M7: 3,311,498 km (0.097 R)
• M8: 3,748,773 km (0.11 R)
• M9: 4,036,450 km (0.054 R)
• M10: 4,656,234 km (0.085 R)
• M11: 4,946,603 km (0.101 R)
• M12: 5,563,694 km (0.029 R)
• M13: 5,986,608 km (0.041 R)
• M14: 6,635,114 km (0.027 R)
• M15: 7,274,496 km (0.118 R)
• M16: 9,051,419 km (0.085 R)
• M17: 10,455,246 km (0.12 R)
• M18: 12,465,841 km (0.085 R)
• M19: 13,520,057 km (0.053 R)
• M20: 13,941,026 km (0.089 R)
• M21: 17,728,395 km (0.105 R)
• M22: 19,910,729 km (0.053 R)
• M23: 28,060,671 km (0.078 R)
• M24: 29,301,137 km (0.066 R)
• M25: 66,891,042 km (0.102 R)
• M26: 70,346,304 km (0.104 R)
• M27: 71,608,462 km (0.104 R)
• M28: 74,960,950 km (0.081 R)
• M29: 87,082,267 km (0.041 R)
• M30: 87,953,226 km (0.07 R)
• M31: 92,998,863 km (0.041 R)
• M32: 93,301,649 km (0.082 R)
• M33: 99,177,853 km (0.107 R)
• M34: 101,083,580 km (0.066 R)
• M35: 102,367,579 km (0.086 R)
• M36: 106,947,069 km (0.113 R)
• M37: 108,280,136 km (0.107 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 12,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit