🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.74 AU - 1.16 AU

Year: 345 Days

Day: 14.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.09 AU - 4.19 AU

Year: 3140 Days

Day: 16.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.23 AU - 5.25 AU

Year: 3255 Days

Day: 13.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.6

Radius: 12

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.84 AU - 7.66 AU

Year: 7277 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,022,401 km

• M1: 149,747 km (0.099 R)
• M2: 591,061 km (0.09 R)
• M3: 1,099,844 km (0.096 R)
• M4: 2,285,706 km (0.059 R)
• M5: 2,726,421 km (0.104 R)
• M6: 3,612,639 km (0.049 R)
• M7: 7,205,681 km (0.089 R)
• M8: 7,794,498 km (0.117 R)
• M9: 8,204,695 km (0.111 R)
• M10: 9,248,440 km (0.119 R)
• M11: 10,136,004 km (0.032 R)
• M12: 12,464,195 km (0.048 R)
• M13: 13,083,531 km (0.045 R)
• M14: 13,546,835 km (0.087 R)
• M15: 14,567,691 km (0.116 R)
• M16: 15,002,722 km (0.099 R)
• M17: 16,493,464 km (0.086 R)
• M18: 18,366,879 km (0.114 R)
• M19: 19,541,970 km (0.107 R)
• M20: 26,637,995 km (0.075 R)
• M21: 28,720,846 km (0.103 R)
• M22: 31,217,036 km (0.038 R)
• M23: 33,315,595 km (0.06 R)
• M24: 34,949,952 km (0.089 R)
• M25: 36,981,042 km (0.104 R)
• M26: 38,496,170 km (0.108 R)
• M27: 41,401,211 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.8

Radius: 12

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.92 AU - 10.28 AU

Year: 10233 Days

Day: 13 Hours

Environment

Temp: -180 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,022,401 km

• M1: 150,346 km (0.089 R)
• M2: 593,156 km (0.118 R)
• M3: 1,588,580 km (0.086 R)
• M4: 2,029,146 km (0.045 R)
• M5: 3,037,136 km (0.058 R)
• M6: 3,424,445 km (0.082 R)
• M7: 4,679,122 km (0.088 R)
• M8: 5,319,700 km (0.027 R)
• M9: 6,218,933 km (0.119 R)
• M10: 6,669,671 km (0.097 R)
• M11: 7,873,037 km (0.117 R)
• M12: 10,035,624 km (0.095 R)
• M13: 10,706,121 km (0.094 R)
• M14: 11,820,027 km (0.094 R)
• M15: 13,923,971 km (0.085 R)
• M16: 16,137,122 km (0.098 R)
• M17: 17,874,851 km (0.071 R)
• M18: 20,406,945 km (0.041 R)
• M19: 22,760,269 km (0.097 R)
• M20: 27,627,735 km (0.037 R)
• M21: 30,898,842 km (0.108 R)
• M22: 33,992,227 km (0.12 R)
• M23: 34,959,078 km (0.062 R)
• M24: 36,611,236 km (0.106 R)
• M25: 38,545,836 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.8

Radius: 3.3

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 12.37 AU - 20.15 AU

Year: 24442 Days

Day: 21.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,022,401 km

• M1: 42,486 km (0.099 R)
• M2: 222,751 km (0.11 R)
• M3: 325,375 km (0.073 R)
• M4: 507,286 km (0.107 R)
• M5: 1,630,018 km (0.1 R)
• M6: 2,518,630 km (0.068 R)
• M7: 3,399,761 km (0.116 R)
• M8: 4,815,107 km (0.088 R)
• M9: 5,421,128 km (0.109 R)
• M10: 5,598,102 km (0.077 R)
• M11: 9,945,416 km (0.1 R)
• M12: 13,837,653 km (0.027 R)
• M13: 17,846,577 km (0.092 R)
• M14: 18,317,062 km (0.112 R)
• M15: 22,023,948 km (0.06 R)
• M16: 31,440,236 km (0.117 R)
• M17: 38,753,777 km (0.092 R)
• M18: 39,146,621 km (0.117 R)
• M19: 41,422,753 km (0.103 R)
• M20: 46,530,772 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.8

Radius: 6.8

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 15.12 AU - 22.26 AU

Year: 30121 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,022,401 km

• M1: 85,271 km (0.068 R)
• M2: 323,131 km (0.09 R)
• M3: 558,598 km (0.109 R)
• M4: 866,920 km (0.096 R)
• M5: 1,560,306 km (0.025 R)
• M6: 1,814,921 km (0.107 R)
• M7: 2,479,136 km (0.08 R)
• M8: 2,880,208 km (0.095 R)
• M9: 3,471,568 km (0.098 R)
• M10: 3,974,067 km (0.075 R)
• M11: 5,401,979 km (0.083 R)
• M12: 8,436,871 km (0.09 R)
• M13: 9,284,642 km (0.118 R)
• M14: 12,736,763 km (0.113 R)
• M15: 13,850,369 km (0.089 R)
• M16: 14,786,852 km (0.071 R)
• M17: 18,489,998 km (0.066 R)
• M18: 20,604,414 km (0.103 R)
• M19: 22,661,833 km (0.076 R)
• M20: 24,070,297 km (0.073 R)
• M21: 25,421,166 km (0.093 R)
• M22: 30,289,230 km (0.116 R)
• M23: 32,130,032 km (0.054 R)
• M24: 33,627,657 km (0.073 R)
• M25: 40,084,600 km (0.065 R)
• M26: 41,341,072 km (0.094 R)
• M27: 44,429,969 km (0.074 R)
• M28: 45,775,452 km (0.105 R)
• M29: 65,382,647 km (0.093 R)
• M30: 68,891,764 km (0.062 R)
• M31: 72,755,578 km (0.095 R)
• M32: 77,724,920 km (0.116 R)
• M33: 79,430,336 km (0.086 R)
• M34: 80,416,036 km (0.117 R)
• M35: 81,409,815 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 19,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit