🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.5 AU - 0.5 AU

Year: 228 Days

Day: 16.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,110,000 km

• M1: 85,420 km (0.079 R)
• M2: 216,319 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 9.3

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.67 AU - 0.89 AU

Year: 445 Days

Day: 11 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,110,000 km

• M1: 115,789 km (0.09 R)
• M2: 616,194 km (0.096 R)
• M3: 1,237,474 km (0.106 R)
• M4: 1,527,993 km (0.109 R)
• M5: 2,618,711 km (0.057 R)
• M6: 2,937,055 km (0.107 R)
• M7: 3,888,198 km (0.067 R)
• M8: 4,921,321 km (0.092 R)
• M9: 5,392,405 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 12

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.05 AU - 1.11 AU

Year: 725 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,110,000 km

• M1: 149,299 km (0.055 R)
• M2: 576,999 km (0.111 R)
• M3: 1,272,031 km (0.073 R)
• M4: 1,829,881 km (0.07 R)
• M5: 2,208,364 km (0.074 R)
• M6: 3,482,040 km (0.099 R)
• M7: 4,015,207 km (0.051 R)
• M8: 4,435,278 km (0.118 R)
• M9: 4,965,153 km (0.102 R)
• M10: 5,572,072 km (0.102 R)
• M11: 6,096,562 km (0.086 R)
• M12: 6,733,251 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 8.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.14 AU - 1.74 AU

Year: 1116 Days

Day: 14.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,110,000 km

• M1: 110,702 km (0.085 R)
• M2: 473,627 km (0.105 R)
• M3: 760,107 km (0.106 R)
• M4: 1,074,562 km (0.11 R)
• M5: 1,358,947 km (0.088 R)
• M6: 1,750,295 km (0.112 R)
• M7: 2,177,846 km (0.077 R)
• M8: 2,462,979 km (0.06 R)
• M9: 3,604,860 km (0.076 R)
• M10: 4,673,138 km (0.1 R)
• M11: 5,500,265 km (0.082 R)
• M12: 6,642,145 km (0.103 R)
• M13: 7,013,747 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.4

Radius: 10.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.28 AU - 1.9 AU

Year: 1295 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,110,000 km

• M1: 133,142 km (0.095 R)
• M2: 488,587 km (0.067 R)
• M3: 842,685 km (0.055 R)
• M4: 1,436,140 km (0.072 R)
• M5: 2,085,544 km (0.075 R)
• M6: 2,791,197 km (0.086 R)
• M7: 3,206,032 km (0.063 R)
• M8: 3,547,115 km (0.092 R)
• M9: 4,553,161 km (0.098 R)
• M10: 5,082,438 km (0.094 R)
• M11: 5,652,406 km (0.109 R)
• M12: 6,264,411 km (0.032 R)

Asteroid Belt

Center: 2.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 13.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.97 AU - 3.75 AU

Year: 3977 Days

Day: 6.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,110,000 km

• M1: 168,148 km (0.087 R)
• M2: 588,967 km (0.095 R)
• M3: 1,056,909 km (0.115 R)
• M4: 1,873,564 km (0.103 R)
• M5: 2,321,161 km (0.099 R)
• M6: 2,982,832 km (0.11 R)
• M7: 3,527,518 km (0.068 R)
• M8: 4,058,291 km (0.094 R)
• M9: 4,620,330 km (0.088 R)
• M10: 6,880,006 km (0.082 R)
• M11: 7,713,266 km (0.085 R)
• M12: 9,053,663 km (0.091 R)
• M13: 11,489,416 km (0.091 R)
• M14: 13,503,452 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.4

Radius: 12.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.58 AU - 5.62 AU

Year: 7437 Days

Day: 12.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,110,000 km

• M1: 157,676 km (0.09 R)
• M2: 799,900 km (0.105 R)
• M3: 1,959,433 km (0.111 R)
• M4: 2,657,606 km (0.03 R)
• M5: 3,899,418 km (0.099 R)
• M6: 4,478,362 km (0.059 R)
• M7: 5,580,449 km (0.081 R)
• M8: 11,242,878 km (0.106 R)
• M9: 13,728,896 km (0.115 R)
• M10: 15,862,461 km (0.102 R)
• M11: 18,974,844 km (0.074 R)
• M12: 20,096,978 km (0.117 R)
• M13: 22,764,906 km (0.117 R)
• M14: 24,876,032 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 9

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.46 AU - 6.92 AU

Year: 8764 Days

Day: 14.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,110,000 km

• M1: 112,049 km (0.114 R)
• M2: 424,110 km (0.104 R)
• M3: 806,632 km (0.098 R)
• M4: 1,295,966 km (0.109 R)
• M5: 2,054,278 km (0.118 R)
• M6: 2,456,846 km (0.115 R)
• M7: 3,539,785 km (0.12 R)
• M8: 4,094,643 km (0.114 R)
• M9: 4,393,241 km (0.054 R)
• M10: 4,706,349 km (0.111 R)
• M11: 5,126,420 km (0.041 R)
• M12: 7,295,888 km (0.09 R)
• M13: 8,237,158 km (0.102 R)
• M14: 10,112,517 km (0.046 R)
• M15: 10,559,515 km (0.118 R)
• M16: 12,368,154 km (0.045 R)
• M17: 15,650,780 km (0.073 R)
• M18: 16,862,822 km (0.045 R)
• M19: 24,049,802 km (0.105 R)
• M20: 25,478,612 km (0.119 R)
• M21: 25,844,528 km (0.076 R)
• M22: 30,615,503 km (0.113 R)
• M23: 38,763,800 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.6

Radius: 3.3

Gravity: 23.75 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.21 AU - 8.33 AU

Year: 15356 Days

Day: 17.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,110,000 km

• M1: 43,832 km (0.101 R)
• M2: 283,787 km (0.114 R)
• M3: 387,907 km (0.119 R)
• M4: 608,863 km (0.107 R)
• M5: 752,328 km (0.102 R)
• M6: 869,612 km (0.061 R)
• M7: 1,009,636 km (0.081 R)
• M8: 1,742,217 km (0.078 R)
• M9: 2,336,868 km (0.06 R)
• M10: 2,451,012 km (0.093 R)
• M11: 4,323,528 km (0.082 R)
• M12: 5,232,036 km (0.102 R)
• M13: 5,799,610 km (0.075 R)
• M14: 6,333,675 km (0.029 R)
• M15: 6,556,127 km (0.055 R)
• M16: 6,977,544 km (0.062 R)
• M17: 8,262,141 km (0.069 R)
• M18: 8,438,666 km (0.084 R)
• M19: 9,794,173 km (0.102 R)
• M20: 10,549,343 km (0.087 R)
• M21: 10,809,493 km (0.075 R)
• M22: 13,589,022 km (0.114 R)
• M23: 13,834,961 km (0.117 R)
• M24: 14,783,710 km (0.076 R)
• M25: 19,867,644 km (0.05 R)
• M26: 22,582,696 km (0.066 R)
• M27: 27,443,879 km (0.074 R)
• M28: 30,377,643 km (0.074 R)
• M29: 31,865,842 km (0.076 R)
• M30: 32,847,803 km (0.079 R)
• M31: 33,513,513 km (0.099 R)
• M32: 33,737,312 km (0.063 R)
• M33: 37,456,764 km (0.111 R)
• M34: 39,664,230 km (0.069 R)
• M35: 39,789,443 km (0.093 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 20,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit