🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.48 AU - 0.52 AU

Year: 228 Days

Day: 44.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,306,818 km

• M1: 19,597 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.48 AU - 0.68 AU

Year: 285 Days

Day: 28.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,306,818 km

• M1: 265,087 km (0.05 R)
• M2: 536,009 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 8.5

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.78 AU - 0.78 AU

Year: 445 Days

Day: 6.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,306,818 km

• M1: 107,710 km (0.085 R)
• M2: 417,378 km (0.077 R)
• M3: 907,012 km (0.091 R)
• M4: 1,582,297 km (0.092 R)
• M5: 2,498,434 km (0.115 R)
• M6: 2,820,967 km (0.087 R)
• M7: 3,089,645 km (0.086 R)
• M8: 3,575,988 km (0.108 R)
• M9: 4,489,283 km (0.043 R)
• M10: 5,498,470 km (0.098 R)
• M11: 6,232,098 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.6

Radius: 11.2

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.11 AU - 1.27 AU

Year: 838 Days

Day: 7.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,306,818 km

• M1: 140,173 km (0.118 R)
• M2: 684,560 km (0.066 R)
• M3: 1,075,309 km (0.082 R)
• M4: 1,560,755 km (0.083 R)
• M5: 2,179,940 km (0.086 R)
• M6: 2,530,448 km (0.072 R)
• M7: 2,918,804 km (0.12 R)
• M8: 3,305,066 km (0.063 R)
• M9: 4,347,913 km (0.105 R)
• M10: 5,019,757 km (0.095 R)
• M11: 5,558,010 km (0.041 R)
• M12: 6,393,514 km (0.04 R)
• M13: 6,773,044 km (0.094 R)
• M14: 7,358,719 km (0.08 R)
• M15: 8,131,691 km (0.102 R)
• M16: 9,068,473 km (0.059 R)
• M17: 9,868,373 km (0.05 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.9

Radius: 12

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.61 AU - 1.91 AU

Year: 1508 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,306,818 km

• M1: 149,747 km (0.091 R)
• M2: 672,742 km (0.104 R)
• M3: 1,047,783 km (0.069 R)
• M4: 1,490,593 km (0.079 R)
• M5: 2,029,894 km (0.114 R)
• M6: 2,444,878 km (0.059 R)
• M7: 2,879,310 km (0.084 R)
• M8: 4,062,031 km (0.054 R)
• M9: 4,470,433 km (0.061 R)
• M10: 5,505,800 km (0.109 R)
• M11: 6,496,288 km (0.11 R)
• M12: 6,988,315 km (0.056 R)
• M13: 7,674,820 km (0.074 R)
• M14: 8,123,314 km (0.111 R)
• M15: 9,349,418 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 13.6

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.62 AU - 2.52 AU

Year: 1923 Days

Day: 14.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,306,818 km

• M1: 169,195 km (0.069 R)
• M2: 720,912 km (0.117 R)
• M3: 1,402,181 km (0.055 R)
• M4: 1,853,667 km (0.072 R)
• M5: 2,901,152 km (0.115 R)
• M6: 3,516,448 km (0.108 R)
• M7: 5,245,949 km (0.04 R)
• M8: 5,738,425 km (0.119 R)
• M9: 6,286,252 km (0.104 R)
• M10: 6,790,846 km (0.098 R)
• M11: 7,349,743 km (0.088 R)
• M12: 8,439,414 km (0.097 R)
• M13: 9,832,769 km (0.064 R)
• M14: 11,010,553 km (0.054 R)
• M15: 12,126,104 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 11.1

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.48 AU - 3.12 AU

Year: 3025 Days

Day: 13.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,306,818 km

• M1: 143,165 km (0.071 R)
• M2: 531,820 km (0.107 R)
• M3: 1,121,834 km (0.063 R)
• M4: 1,557,763 km (0.106 R)
• M5: 2,556,927 km (0.096 R)
• M6: 3,344,410 km (0.091 R)
• M7: 4,264,437 km (0.114 R)
• M8: 4,795,958 km (0.086 R)
• M9: 5,743,810 km (0.04 R)
• M10: 6,219,232 km (0.114 R)
• M11: 6,873,424 km (0.091 R)
• M12: 8,111,047 km (0.103 R)
• M13: 11,193,511 km (0.078 R)
• M14: 12,026,622 km (0.117 R)
• M15: 12,713,276 km (0.076 R)
• M16: 14,518,773 km (0.114 R)
• M17: 15,456,302 km (0.109 R)
• M18: 18,153,851 km (0.114 R)
• M19: 19,864,652 km (0.071 R)
• M20: 20,501,042 km (0.047 R)
• M21: 22,016,019 km (0.109 R)
• M22: 23,888,386 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969

Radius: 3.1

Gravity: 100.83 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.61 AU - 6.47 AU

Year: 9585 Days

Day: 15.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,306,818 km

• M1: 38,596 km (0.061 R)
• M2: 178,919 km (0.101 R)
• M3: 281,992 km (0.106 R)
• M4: 408,552 km (0.06 R)
• M5: 618,138 km (0.063 R)
• M6: 725,550 km (0.055 R)
• M7: 865,124 km (0.079 R)
• M8: 1,198,279 km (0.088 R)
• M9: 1,492,538 km (0.082 R)
• M10: 1,595,611 km (0.088 R)
• M11: 1,767,349 km (0.111 R)
• M12: 2,497,536 km (0.044 R)
• M13: 2,622,151 km (0.118 R)
• M14: 2,750,955 km (0.111 R)
• M15: 3,383,754 km (0.119 R)
• M16: 4,833,358 km (0.112 R)
• M17: 7,053,839 km (0.085 R)
• M18: 7,776,097 km (0.105 R)
• M19: 10,131,516 km (0.102 R)
• M20: 10,882,946 km (0.092 R)
• M21: 11,215,951 km (0.107 R)
• M22: 16,838,587 km (0.072 R)
• M23: 17,358,888 km (0.032 R)
• M24: 20,371,789 km (0.106 R)
• M25: 21,477,617 km (0.097 R)
• M26: 22,177,585 km (0.119 R)
• M27: 23,530,847 km (0.105 R)
• M28: 27,406,629 km (0.084 R)
• M29: 32,822,371 km (0.116 R)
• M30: 36,638,164 km (0.085 R)
• M31: 45,277,890 km (0.094 R)
• M32: 45,993,716 km (0.11 R)
• M33: 46,137,778 km (0.107 R)
• M34: 48,483,922 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 10,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit