🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.5 AU - 0.66 AU

Year: 290 Days

Day: 24.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,944,387 km

• M1: 402,717 km (0.078 R)

Asteroid Belt

Center: 0.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 11.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.94 AU - 1.24 AU

Year: 747 Days

Day: 12.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,944,387 km

• M1: 140,772 km (0.044 R)
• M2: 509,381 km (0.086 R)
• M3: 934,837 km (0.119 R)
• M4: 1,421,778 km (0.112 R)
• M5: 1,816,268 km (0.064 R)
• M6: 2,713,855 km (0.062 R)
• M7: 3,441,349 km (0.12 R)
• M8: 4,367,959 km (0.115 R)
• M9: 4,779,353 km (0.068 R)
• M10: 5,199,723 km (0.041 R)
• M11: 5,715,686 km (0.103 R)
• M12: 6,417,898 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.4

Radius: 9.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.05 AU - 1.21 AU

Year: 788 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,944,387 km

• M1: 130,749 km (0.075 R)
• M2: 446,699 km (0.119 R)
• M3: 982,110 km (0.096 R)
• M4: 1,395,299 km (0.092 R)
• M5: 1,996,982 km (0.086 R)
• M6: 2,443,532 km (0.09 R)
• M7: 2,978,045 km (0.098 R)
• M8: 3,576,287 km (0.046 R)
• M9: 4,496,314 km (0.077 R)
• M10: 4,980,712 km (0.113 R)
• M11: 5,912,108 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.5

Radius: 8.3

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.1 AU - 2.2 AU

Year: 2068 Days

Day: 7.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,944,387 km

• M1: 103,223 km (0.056 R)
• M2: 451,636 km (0.082 R)
• M3: 815,907 km (0.107 R)
• M4: 1,110,166 km (0.087 R)
• M5: 2,138,053 km (0.112 R)
• M6: 2,636,812 km (0.072 R)
• M7: 3,261,234 km (0.064 R)
• M8: 5,805,145 km (0.116 R)
• M9: 7,372,183 km (0.114 R)
• M10: 7,849,999 km (0.117 R)
• M11: 8,253,315 km (0.068 R)
• M12: 8,967,345 km (0.042 R)
• M13: 11,514,099 km (0.102 R)
• M14: 12,952,483 km (0.099 R)
• M15: 13,297,456 km (0.074 R)
• M16: 14,232,143 km (0.098 R)
• M17: 15,067,647 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.2

Radius: 13.9

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.71 AU - 4.13 AU

Year: 4149 Days

Day: 8.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,944,387 km

• M1: 172,935 km (0.101 R)
• M2: 613,351 km (0.081 R)
• M3: 1,047,634 km (0.119 R)
• M4: 1,800,859 km (0.109 R)
• M5: 3,934,873 km (0.054 R)
• M6: 5,023,496 km (0.104 R)
• M7: 5,596,157 km (0.065 R)
• M8: 6,304,054 km (0.103 R)
• M9: 7,070,893 km (0.109 R)
• M10: 8,638,230 km (0.117 R)
• M11: 9,302,145 km (0.108 R)
• M12: 10,426,373 km (0.053 R)
• M13: 12,646,406 km (0.108 R)
• M14: 15,110,133 km (0.061 R)
• M15: 16,900,819 km (0.099 R)
• M16: 19,153,315 km (0.115 R)
• M17: 19,946,931 km (0.109 R)
• M18: 20,762,240 km (0.098 R)
• M19: 21,388,157 km (0.081 R)
• M20: 23,943,139 km (0.03 R)
• M21: 25,412,190 km (0.072 R)
• M22: 27,937,103 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.3

Radius: 6.8

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.51 AU - 7.89 AU

Year: 11377 Days

Day: 22.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,944,387 km

• M1: 84,523 km (0.066 R)
• M2: 361,279 km (0.105 R)
• M3: 584,778 km (0.06 R)
• M4: 833,559 km (0.092 R)
• M5: 1,527,544 km (0.089 R)
• M6: 2,934,063 km (0.068 R)
• M7: 4,245,139 km (0.031 R)
• M8: 4,491,975 km (0.079 R)
• M9: 5,641,934 km (0.069 R)
• M10: 7,477,350 km (0.103 R)
• M11: 8,168,792 km (0.111 R)
• M12: 9,353,308 km (0.105 R)
• M13: 10,204,071 km (0.12 R)
• M14: 11,208,620 km (0.058 R)
• M15: 15,759,836 km (0.088 R)
• M16: 18,295,371 km (0.089 R)
• M17: 19,622,005 km (0.112 R)
• M18: 22,714,043 km (0.113 R)
• M19: 26,853,715 km (0.1 R)
• M20: 29,248,179 km (0.088 R)
• M21: 29,843,429 km (0.101 R)
• M22: 30,649,462 km (0.082 R)
• M23: 31,990,158 km (0.089 R)
• M24: 33,047,666 km (0.11 R)
• M25: 34,347,222 km (0.102 R)
• M26: 34,567,131 km (0.092 R)
• M27: 35,906,182 km (0.105 R)
• M28: 37,163,552 km (0.091 R)
• M29: 41,733,468 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978

Radius: 6.5

Gravity: 23.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.51 AU - 10.93 AU

Year: 18366 Days

Day: 16 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,944,387 km

• M1: 81,082 km (0.095 R)
• M2: 332,556 km (0.104 R)
• M3: 635,492 km (0.084 R)
• M4: 873,352 km (0.069 R)
• M5: 1,453,493 km (0.116 R)
• M6: 1,726,060 km (0.116 R)
• M7: 3,259,139 km (0.101 R)
• M8: 4,012,963 km (0.027 R)
• M9: 5,217,375 km (0.028 R)
• M10: 5,902,234 km (0.111 R)
• M11: 6,465,321 km (0.117 R)
• M12: 9,594,310 km (0.102 R)
• M13: 10,007,948 km (0.115 R)
• M14: 15,135,116 km (0.064 R)
• M15: 15,695,659 km (0.109 R)
• M16: 16,436,468 km (0.058 R)
• M17: 17,286,632 km (0.119 R)
• M18: 18,165,819 km (0.1 R)
• M19: 18,616,408 km (0.096 R)
• M20: 21,981,911 km (0.071 R)
• M21: 26,760,965 km (0.072 R)
• M22: 27,226,962 km (0.098 R)
• M23: 28,055,435 km (0.115 R)
• M24: 28,536,392 km (0.03 R)
• M25: 34,195,081 km (0.101 R)
• M26: 44,829,695 km (0.097 R)
• M27: 45,322,021 km (0.106 R)
• M28: 46,989,290 km (0.062 R)
• M29: 48,180,388 km (0.049 R)
• M30: 52,235,537 km (0.104 R)
• M31: 56,703,727 km (0.082 R)
• M32: 77,124,733 km (0.116 R)
• M33: 78,068,098 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 19,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit