🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 35.7 Hours

Environment

Temp: 255 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.62 AU - 2.72 AU

Year: 1563 Days

Day: 13.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.06 AU - 4.92 AU

Year: 2855 Days

Day: 26.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,673,240 km

• M1: 39,195 km (0.095 R)
• M2: 74,201 km (0.036 R)

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 10.1

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.06 AU - 7.96 AU

Year: 5949 Days

Day: 7.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,673,240 km

• M1: 125,662 km (0.115 R)
• M2: 643,121 km (0.118 R)
• M3: 1,339,200 km (0.08 R)
• M4: 1,738,626 km (0.117 R)
• M5: 2,147,627 km (0.071 R)
• M6: 2,526,708 km (0.099 R)
• M7: 3,019,783 km (0.102 R)
• M8: 3,900,166 km (0.069 R)
• M9: 5,346,329 km (0.106 R)
• M10: 5,964,617 km (0.084 R)
• M11: 6,811,490 km (0.08 R)
• M12: 7,376,222 km (0.103 R)
• M13: 8,039,988 km (0.116 R)
• M14: 9,296,909 km (0.06 R)
• M15: 10,556,673 km (0.083 R)
• M16: 12,287,072 km (0.103 R)
• M17: 13,315,706 km (0.077 R)
• M18: 13,949,852 km (0.104 R)
• M19: 14,604,043 km (0.086 R)
• M20: 16,028,065 km (0.117 R)
• M21: 17,716,427 km (0.097 R)
• M22: 19,895,320 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.7

Radius: 13.2

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.27 AU - 13.78 AU

Year: 13102 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,673,240 km

• M1: 166,353 km (0.079 R)
• M2: 752,178 km (0.115 R)
• M3: 1,351,766 km (0.067 R)
• M4: 1,764,058 km (0.035 R)
• M5: 2,229,307 km (0.03 R)
• M6: 2,645,938 km (0.116 R)
• M7: 3,458,404 km (0.097 R)
• M8: 4,812,414 km (0.044 R)
• M9: 5,456,134 km (0.118 R)
• M10: 6,057,667 km (0.061 R)
• M11: 7,933,175 km (0.098 R)
• M12: 8,665,008 km (0.115 R)
• M13: 9,221,063 km (0.085 R)
• M14: 9,800,904 km (0.03 R)
• M15: 11,182,441 km (0.093 R)
• M16: 17,887,567 km (0.091 R)
• M17: 22,471,395 km (0.081 R)
• M18: 24,102,910 km (0.097 R)
• M19: 28,525,771 km (0.12 R)
• M20: 34,513,874 km (0.073 R)
• M21: 35,262,911 km (0.115 R)
• M22: 35,695,698 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 8

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 10.5 AU - 13.32 AU

Year: 14721 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 106,673,240 km

• M1: 105,766 km (0.096 R)
• M2: 969,693 km (0.092 R)
• M3: 1,418,038 km (0.096 R)
• M4: 1,894,956 km (0.116 R)
• M5: 2,256,684 km (0.113 R)
• M6: 2,707,422 km (0.081 R)
• M7: 3,626,252 km (0.071 R)
• M8: 5,766,699 km (0.058 R)
• M9: 7,445,187 km (0.119 R)
• M10: 14,875,264 km (0.076 R)
• M11: 16,526,226 km (0.116 R)
• M12: 19,766,067 km (0.111 R)
• M13: 28,207,576 km (0.087 R)
• M14: 34,714,784 km (0.075 R)
• M15: 35,329,183 km (0.077 R)
• M16: 40,373,324 km (0.112 R)
• M17: 48,425,579 km (0.098 R)
• M18: 49,812,201 km (0.107 R)
• M19: 56,127,176 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.3

Radius: 4.1

Gravity: 49.75 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 16.1 AU - 16.32 AU

Year: 23375 Days

Day: 20 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 106,673,240 km

• M1: 54,005 km (0.113 R)
• M2: 293,212 km (0.11 R)
• M3: 478,564 km (0.117 R)
• M4: 816,655 km (0.114 R)
• M5: 1,282,054 km (0.115 R)
• M6: 1,885,831 km (0.055 R)
• M7: 4,364,518 km (0.077 R)
• M8: 4,581,884 km (0.072 R)
• M9: 7,372,033 km (0.081 R)
• M10: 7,838,180 km (0.096 R)
• M11: 8,828,818 km (0.106 R)
• M12: 10,086,636 km (0.114 R)
• M13: 10,988,712 km (0.12 R)
• M14: 12,585,220 km (0.099 R)
• M15: 16,928,046 km (0.087 R)
• M16: 17,737,371 km (0.047 R)
• M17: 18,856,064 km (0.098 R)
• M18: 23,141,444 km (0.079 R)
• M19: 26,095,404 km (0.119 R)
• M20: 29,163,656 km (0.033 R)
• M21: 29,547,375 km (0.075 R)
• M22: 32,327,352 km (0.106 R)
• M23: 34,988,548 km (0.062 R)
• M24: 38,554,064 km (0.114 R)
• M25: 39,326,139 km (0.086 R)
• M26: 39,481,870 km (0.057 R)
• M27: 41,061,025 km (0.115 R)
• M28: 41,704,296 km (0.117 R)
• M29: 50,504,540 km (0.051 R)
• M30: 55,628,567 km (0.104 R)
• M31: 57,811,648 km (0.097 R)
• M32: 64,702,575 km (0.088 R)
• M33: 65,354,971 km (0.089 R)
• M34: 85,709,557 km (0.111 R)
• M35: 87,023,325 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.1

Radius: 3.6

Gravity: 60.5 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 16.17 AU - 22.99 AU

Year: 31031 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 106,673,240 km

• M1: 47,722 km (0.096 R)
• M2: 190,588 km (0.078 R)
• M3: 411,843 km (0.104 R)
• M4: 823,237 km (0.11 R)
• M5: 1,060,799 km (0.107 R)
• M6: 1,730,847 km (0.115 R)
• M7: 2,436,052 km (0.041 R)
• M8: 2,645,339 km (0.111 R)
• M9: 3,473,663 km (0.116 R)
• M10: 3,807,415 km (0.078 R)
• M11: 4,577,396 km (0.1 R)
• M12: 6,321,408 km (0.033 R)
• M13: 10,356,062 km (0.102 R)
• M14: 11,044,811 km (0.072 R)
• M15: 12,134,332 km (0.09 R)
• M16: 12,284,828 km (0.11 R)
• M17: 12,436,520 km (0.079 R)
• M18: 12,977,466 km (0.119 R)
• M19: 14,356,160 km (0.088 R)
• M20: 15,740,239 km (0.078 R)
• M21: 15,919,308 km (0.069 R)
• M22: 16,928,345 km (0.097 R)
• M23: 17,592,261 km (0.094 R)
• M24: 19,276,434 km (0.043 R)
• M25: 20,421,755 km (0.115 R)
• M26: 21,282,691 km (0.106 R)
• M27: 24,128,641 km (0.118 R)
• M28: 24,366,651 km (0.117 R)
• M29: 24,606,307 km (0.111 R)
• M30: 26,706,960 km (0.114 R)
• M31: 27,089,631 km (0.119 R)
• M32: 51,822,198 km (0.082 R)
• M33: 53,621,262 km (0.119 R)
• M34: 56,084,242 km (0.103 R)
• M35: 56,921,691 km (0.116 R)
• M36: 78,818,032 km (0.048 R)
• M37: 94,382,793 km (0.078 R)
• M38: 97,663,025 km (0.118 R)
• M39: 100,710,184 km (0.099 R)
• M40: 106,353,614 km (0.115 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 18,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit