🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.21 AU - 1.45 AU

Year: 575 Days

Day: 13.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.13 AU - 3.69 AU

Year: 2360 Days

Day: 13.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 12.2

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.71 AU - 9.27 AU

Year: 7682 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,559,654 km

• M1: 151,692 km (0.107 R)
• M2: 611,556 km (0.107 R)
• M3: 1,029,383 km (0.117 R)
• M4: 1,446,761 km (0.087 R)
• M5: 1,862,643 km (0.115 R)
• M6: 2,575,776 km (0.098 R)
• M7: 4,451,883 km (0.105 R)
• M8: 6,697,796 km (0.083 R)
• M9: 7,270,457 km (0.083 R)
• M10: 9,975,186 km (0.063 R)
• M11: 13,046,131 km (0.074 R)
• M12: 18,296,717 km (0.083 R)
• M13: 19,290,645 km (0.086 R)
• M14: 21,386,362 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.4

Radius: 10.3

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.89 AU - 10.35 AU

Year: 11181 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,559,654 km

• M1: 129,552 km (0.099 R)
• M2: 1,018,612 km (0.057 R)
• M3: 2,504,568 km (0.055 R)
• M4: 3,892,387 km (0.096 R)
• M5: 5,067,179 km (0.06 R)
• M6: 7,736,304 km (0.062 R)
• M7: 9,218,969 km (0.088 R)
• M8: 9,578,452 km (0.094 R)
• M9: 10,713,452 km (0.06 R)
• M10: 11,875,677 km (0.084 R)
• M11: 12,240,247 km (0.088 R)
• M12: 12,612,297 km (0.065 R)
• M13: 13,249,135 km (0.107 R)
• M14: 14,041,406 km (0.113 R)
• M15: 16,012,956 km (0.098 R)
• M16: 20,324,217 km (0.103 R)
• M17: 22,008,839 km (0.079 R)
• M18: 33,508,427 km (0.08 R)
• M19: 45,291,354 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.1

Radius: 6.9

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.12 AU - 17.62 AU

Year: 21488 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 98,559,654 km

• M1: 97,687 km (0.097 R)
• M2: 609,013 km (0.072 R)
• M3: 1,311,973 km (0.103 R)
• M4: 1,662,631 km (0.103 R)
• M5: 2,093,772 km (0.117 R)
• M6: 2,336,120 km (0.103 R)
• M7: 2,642,646 km (0.093 R)
• M8: 3,126,895 km (0.067 R)
• M9: 3,472,466 km (0.055 R)
• M10: 4,145,955 km (0.116 R)
• M11: 5,223,658 km (0.071 R)
• M12: 6,819,269 km (0.084 R)
• M13: 7,128,638 km (0.069 R)
• M14: 7,540,032 km (0.117 R)
• M15: 12,568,465 km (0.106 R)
• M16: 17,344,377 km (0.067 R)
• M17: 20,267,669 km (0.088 R)
• M18: 23,304,506 km (0.084 R)
• M19: 28,635,576 km (0.116 R)
• M20: 34,855,855 km (0.076 R)
• M21: 37,386,004 km (0.084 R)
• M22: 39,893,563 km (0.095 R)
• M23: 40,322,161 km (0.094 R)
• M24: 42,067,071 km (0.092 R)
• M25: 57,693,616 km (0.08 R)
• M26: 64,501,366 km (0.105 R)
• M27: 65,289,298 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.2

Radius: 7.4

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 14.87 AU - 20.19 AU

Year: 27504 Days

Day: 23.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 98,559,654 km

• M1: 111,301 km (0.116 R)
• M2: 350,807 km (0.111 R)
• M3: 756,816 km (0.099 R)
• M4: 1,084,285 km (0.086 R)
• M5: 1,744,012 km (0.102 R)
• M6: 2,594,326 km (0.097 R)
• M7: 4,030,915 km (0.117 R)
• M8: 6,928,326 km (0.107 R)
• M9: 7,650,884 km (0.054 R)
• M10: 8,197,215 km (0.065 R)
• M11: 9,428,555 km (0.113 R)
• M12: 9,739,121 km (0.063 R)
• M13: 10,315,222 km (0.067 R)
• M14: 11,747,771 km (0.111 R)
• M15: 13,620,288 km (0.101 R)
• M16: 14,504,112 km (0.053 R)
• M17: 15,086,048 km (0.088 R)
• M18: 15,856,926 km (0.091 R)
• M19: 17,108,162 km (0.045 R)
• M20: 22,005,548 km (0.047 R)
• M21: 26,391,757 km (0.077 R)
• M22: 28,529,960 km (0.103 R)
• M23: 29,707,444 km (0.035 R)
• M24: 30,241,060 km (0.107 R)
• M25: 33,005,329 km (0.093 R)
• M26: 40,480,735 km (0.104 R)
• M27: 41,467,183 km (0.049 R)
• M28: 43,830,830 km (0.11 R)
• M29: 45,396,970 km (0.032 R)
• M30: 52,810,292 km (0.091 R)
• M31: 53,987,628 km (0.095 R)
• M32: 58,245,931 km (0.105 R)
• M33: 60,350,324 km (0.06 R)
• M34: 66,284,124 km (0.074 R)
• M35: 68,114,154 km (0.101 R)
• M36: 72,354,506 km (0.08 R)
• M37: 73,562,958 km (0.053 R)
• M38: 77,772,043 km (0.082 R)
• M39: 80,321,490 km (0.074 R)
• M40: 86,666,534 km (0.074 R)
• M41: 89,405,971 km (0.071 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 18,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit