🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.52 AU - 0.8 AU

Year: 352 Days

Day: 46.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 9.2

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.04 AU - 4.96 AU

Year: 5248 Days

Day: 7.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,967,741 km

• M1: 114,442 km (0.097 R)
• M2: 523,293 km (0.097 R)
• M3: 1,198,877 km (0.058 R)
• M4: 1,488,200 km (0.048 R)
• M5: 2,636,662 km (0.072 R)
• M6: 4,344,472 km (0.083 R)
• M7: 4,873,749 km (0.114 R)
• M8: 5,356,950 km (0.081 R)
• M9: 6,125,135 km (0.091 R)
• M10: 6,860,409 km (0.098 R)
• M11: 7,841,771 km (0.071 R)
• M12: 9,420,776 km (0.117 R)
• M13: 10,080,952 km (0.08 R)
• M14: 10,913,763 km (0.037 R)
• M15: 13,854,109 km (0.075 R)
• M16: 16,022,830 km (0.103 R)
• M17: 18,006,647 km (0.051 R)
• M18: 18,476,235 km (0.089 R)
• M19: 19,370,082 km (0.092 R)
• M20: 21,243,945 km (0.076 R)
• M21: 22,609,923 km (0.107 R)
• M22: 25,015,457 km (0.096 R)
• M23: 28,935,819 km (0.114 R)
• M24: 29,487,835 km (0.114 R)
• M25: 32,353,083 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.8

Radius: 11.3

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.49 AU - 4.71 AU

Year: 6472 Days

Day: 6.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,967,741 km

• M1: 140,622 km (0.08 R)
• M2: 677,978 km (0.109 R)
• M3: 1,090,419 km (0.093 R)
• M4: 1,809,985 km (0.084 R)
• M5: 2,301,713 km (0.098 R)
• M6: 2,842,808 km (0.114 R)
• M7: 3,534,698 km (0.117 R)
• M8: 4,361,676 km (0.107 R)
• M9: 5,106,673 km (0.119 R)
• M10: 5,464,062 km (0.098 R)
• M11: 7,510,262 km (0.109 R)
• M12: 7,973,866 km (0.072 R)
• M13: 8,873,846 km (0.119 R)
• M14: 9,436,634 km (0.115 R)
• M15: 10,681,737 km (0.072 R)
• M16: 11,826,160 km (0.064 R)
• M17: 12,669,294 km (0.09 R)
• M18: 13,608,619 km (0.09 R)
• M19: 15,134,218 km (0.066 R)
• M20: 16,127,847 km (0.115 R)
• M21: 20,467,083 km (0.108 R)
• M22: 21,373,646 km (0.068 R)
• M23: 24,087,950 km (0.094 R)
• M24: 31,167,968 km (0.111 R)
• M25: 31,564,552 km (0.095 R)
• M26: 32,876,526 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.9

Radius: 4.6

Gravity: 40.07 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.52 AU - 6.68 AU

Year: 9883 Days

Day: 24.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 61,967,741 km

• M1: 57,146 km (0.066 R)
• M2: 225,893 km (0.115 R)
• M3: 615,296 km (0.109 R)
• M4: 798,254 km (0.088 R)
• M5: 1,504,356 km (0.118 R)
• M6: 1,713,045 km (0.113 R)
• M7: 1,992,045 km (0.105 R)
• M8: 2,206,868 km (0.114 R)
• M9: 2,417,202 km (0.038 R)
• M10: 3,082,913 km (0.098 R)
• M11: 4,169,442 km (0.063 R)
• M12: 4,402,217 km (0.106 R)
• M13: 4,767,535 km (0.086 R)
• M14: 5,022,001 km (0.109 R)
• M15: 6,433,157 km (0.029 R)
• M16: 7,522,828 km (0.118 R)
• M17: 7,780,735 km (0.12 R)
• M18: 8,089,056 km (0.108 R)
• M19: 9,306,035 km (0.106 R)
• M20: 9,503,504 km (0.109 R)
• M21: 10,693,705 km (0.095 R)
• M22: 11,019,828 km (0.105 R)
• M23: 11,521,430 km (0.11 R)
• M24: 14,000,566 km (0.092 R)
• M25: 16,959,761 km (0.074 R)
• M26: 19,334,627 km (0.105 R)
• M27: 19,575,629 km (0.103 R)
• M28: 24,169,930 km (0.06 R)
• M29: 24,825,767 km (0.038 R)
• M30: 25,493,422 km (0.099 R)
• M31: 26,864,636 km (0.115 R)
• M32: 27,265,259 km (0.115 R)
• M33: 28,078,324 km (0.07 R)
• M34: 30,832,570 km (0.114 R)
• M35: 31,715,048 km (0.036 R)
• M36: 33,645,758 km (0.045 R)
• M37: 34,345,577 km (0.097 R)
• M38: 36,994,357 km (0.093 R)
• M39: 42,423,263 km (0.089 R)
• M40: 43,376,800 km (0.068 R)
• M41: 46,036,800 km (0.114 R)
• M42: 48,655,361 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.5

Radius: 3.5

Gravity: 57.18 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.74 AU - 6.66 AU

Year: 10127 Days

Day: 20.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,967,741 km

• M1: 46,824 km (0.089 R)
• M2: 165,904 km (0.077 R)
• M3: 317,895 km (0.082 R)
• M4: 658,979 km (0.115 R)
• M5: 1,344,137 km (0.093 R)
• M6: 2,059,065 km (0.075 R)
• M7: 2,863,752 km (0.12 R)
• M8: 3,228,172 km (0.066 R)
• M9: 4,566,774 km (0.045 R)
• M10: 4,779,652 km (0.106 R)
• M11: 5,357,698 km (0.118 R)
• M12: 5,628,919 km (0.063 R)
• M13: 5,873,811 km (0.118 R)
• M14: 6,016,826 km (0.084 R)
• M15: 6,347,288 km (0.075 R)
• M16: 7,205,830 km (0.088 R)
• M17: 7,369,790 km (0.057 R)
• M18: 8,773,018 km (0.103 R)
• M19: 9,101,983 km (0.113 R)
• M20: 11,922,801 km (0.104 R)
• M21: 12,210,178 km (0.066 R)
• M22: 12,502,193 km (0.096 R)
• M23: 13,100,136 km (0.052 R)
• M24: 15,682,943 km (0.1 R)
• M25: 21,151,045 km (0.094 R)
• M26: 21,741,956 km (0.111 R)
• M27: 24,491,864 km (0.096 R)
• M28: 26,383,828 km (0.079 R)
• M29: 29,505,338 km (0.072 R)
• M30: 30,884,480 km (0.096 R)
• M31: 33,656,379 km (0.109 R)
• M32: 34,810,078 km (0.085 R)
• M33: 38,304,385 km (0.057 R)
• M34: 38,428,851 km (0.105 R)
• M35: 41,761,143 km (0.083 R)
• M36: 42,824,036 km (0.119 R)
• M37: 45,839,480 km (0.08 R)
• M38: 47,112,857 km (0.105 R)
• M39: 47,974,691 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.3

Radius: 8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.14 AU - 10.54 AU

Year: 21812 Days

Day: 15.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,967,741 km

• M1: 105,466 km (0.08 R)
• M2: 984,952 km (0.078 R)
• M3: 1,717,533 km (0.118 R)
• M4: 2,532,692 km (0.053 R)
• M5: 4,131,594 km (0.105 R)
• M6: 5,514,776 km (0.091 R)
• M7: 6,931,169 km (0.092 R)
• M8: 7,255,946 km (0.056 R)
• M9: 7,974,763 km (0.07 R)
• M10: 9,422,123 km (0.089 R)
• M11: 16,846,665 km (0.118 R)
• M12: 20,287,416 km (0.116 R)
• M13: 23,116,611 km (0.059 R)
• M14: 34,606,475 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.4

Radius: 5.2

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.62 AU - 12.84 AU

Year: 23057 Days

Day: 21 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,967,741 km

• M1: 64,626 km (0.12 R)
• M2: 751,131 km (0.085 R)
• M3: 952,938 km (0.061 R)
• M4: 1,310,328 km (0.063 R)
• M5: 2,249,054 km (0.119 R)
• M6: 3,793,503 km (0.088 R)
• M7: 4,585,773 km (0.097 R)
• M8: 6,369,279 km (0.055 R)
• M9: 6,825,403 km (0.061 R)
• M10: 7,392,229 km (0.075 R)
• M11: 8,132,140 km (0.066 R)
• M12: 13,104,175 km (0.098 R)
• M13: 13,435,684 km (0.113 R)
• M14: 17,380,580 km (0.064 R)
• M15: 19,701,292 km (0.094 R)
• M16: 21,663,567 km (0.052 R)
• M17: 22,033,822 km (0.111 R)
• M18: 27,887,287 km (0.06 R)
• M19: 31,878,109 km (0.096 R)
• M20: 36,233,203 km (0.108 R)
• M21: 51,974,190 km (0.101 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit