🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.48 AU - 0.6 AU

Year: 252 Days

Day: 14.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 107.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.7

Radius: 14.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 0.99 AU

Year: 464 Days

Day: 7.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,189,585 km

• M1: 177,872 km (0.088 R)
• M2: 660,475 km (0.115 R)
• M3: 1,463,815 km (0.058 R)
• M4: 1,935,796 km (0.101 R)
• M5: 2,606,444 km (0.106 R)
• M6: 3,100,565 km (0.11 R)
• M7: 4,226,140 km (0.09 R)
• M8: 4,779,353 km (0.12 R)
• M9: 5,301,001 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 12.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.61 AU - 2.83 AU

Year: 2852 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,189,585 km

• M1: 159,172 km (0.084 R)
• M2: 601,832 km (0.092 R)
• M3: 1,202,767 km (0.075 R)
• M4: 1,969,606 km (0.07 R)
• M5: 2,671,968 km (0.072 R)
• M6: 3,464,687 km (0.057 R)
• M7: 4,471,630 km (0.084 R)
• M8: 5,420,080 km (0.075 R)
• M9: 8,475,168 km (0.029 R)
• M10: 9,009,382 km (0.088 R)
• M11: 9,495,126 km (0.057 R)
• M12: 9,925,370 km (0.096 R)
• M13: 10,980,334 km (0.111 R)
• M14: 11,535,193 km (0.102 R)
• M15: 11,942,847 km (0.113 R)
• M16: 12,572,504 km (0.064 R)
• M17: 13,136,039 km (0.042 R)
• M18: 14,548,094 km (0.028 R)
• M19: 16,722,798 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 11.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.41 AU - 4.57 AU

Year: 5067 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,189,585 km

• M1: 138,079 km (0.076 R)
• M2: 731,534 km (0.103 R)
• M3: 1,789,041 km (0.105 R)
• M4: 2,492,749 km (0.077 R)
• M5: 3,391,833 km (0.099 R)
• M6: 3,799,038 km (0.049 R)
• M7: 7,164,990 km (0.084 R)
• M8: 8,967,196 km (0.109 R)
• M9: 9,392,502 km (0.071 R)
• M10: 10,035,025 km (0.043 R)
• M11: 12,140,017 km (0.102 R)
• M12: 13,246,443 km (0.099 R)
• M13: 14,314,272 km (0.112 R)
• M14: 15,994,256 km (0.07 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 13.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.49 AU - 4.55 AU

Year: 6110 Days

Day: 7 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,189,585 km

• M1: 168,148 km (0.059 R)
• M2: 780,153 km (0.087 R)
• M3: 1,467,705 km (0.118 R)
• M4: 3,688,934 km (0.028 R)
• M5: 4,121,272 km (0.034 R)
• M6: 5,551,727 km (0.094 R)
• M7: 6,993,401 km (0.087 R)
• M8: 10,296,223 km (0.118 R)
• M9: 13,625,524 km (0.056 R)
• M10: 17,946,209 km (0.074 R)
• M11: 19,608,242 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.7

Radius: 14.6

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.43 AU - 4.71 AU

Year: 6212 Days

Day: 8.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,189,585 km

• M1: 182,659 km (0.063 R)
• M2: 1,245,402 km (0.079 R)
• M3: 1,864,887 km (0.096 R)
• M4: 2,580,114 km (0.114 R)
• M5: 3,254,801 km (0.081 R)
• M6: 3,742,191 km (0.079 R)
• M7: 4,656,832 km (0.072 R)
• M8: 5,689,805 km (0.119 R)
• M9: 7,777,145 km (0.085 R)
• M10: 8,762,246 km (0.117 R)
• M11: 10,374,313 km (0.095 R)
• M12: 11,146,537 km (0.076 R)
• M13: 14,525,504 km (0.116 R)
• M14: 15,337,222 km (0.086 R)
• M15: 16,286,421 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.1

Radius: 3.4

Gravity: 36.25 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.3 AU - 8.08 AU

Year: 12258 Days

Day: 24.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,189,585 km

• M1: 42,336 km (0.087 R)
• M2: 159,471 km (0.082 R)
• M3: 287,527 km (0.108 R)
• M4: 398,230 km (0.1 R)
• M5: 662,120 km (0.096 R)
• M6: 823,536 km (0.064 R)
• M7: 1,097,749 km (0.037 R)
• M8: 1,640,789 km (0.072 R)
• M9: 1,824,496 km (0.11 R)
• M10: 2,125,636 km (0.084 R)
• M11: 2,577,272 km (0.073 R)
• M12: 3,044,915 km (0.082 R)
• M13: 3,901,662 km (0.115 R)
• M14: 4,285,530 km (0.091 R)
• M15: 4,457,568 km (0.056 R)
• M16: 5,032,772 km (0.079 R)
• M17: 5,387,618 km (0.1 R)
• M18: 10,873,820 km (0.117 R)
• M19: 11,465,480 km (0.062 R)
• M20: 14,619,452 km (0.098 R)
• M21: 16,428,539 km (0.094 R)
• M22: 16,638,275 km (0.062 R)
• M23: 17,422,766 km (0.073 R)
• M24: 17,934,690 km (0.115 R)
• M25: 21,218,364 km (0.037 R)
• M26: 24,515,201 km (0.077 R)
• M27: 25,905,414 km (0.118 R)
• M28: 26,667,915 km (0.089 R)
• M29: 27,152,014 km (0.078 R)
• M30: 27,445,225 km (0.105 R)
• M31: 28,237,645 km (0.115 R)
• M32: 29,351,850 km (0.035 R)
• M33: 35,597,561 km (0.11 R)
• M34: 39,090,522 km (0.101 R)
• M35: 41,498,599 km (0.091 R)
• M36: 43,601,795 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.2

Radius: 5.1

Gravity: 21.46 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.03 AU - 9.97 AU

Year: 17167 Days

Day: 20 Hours

Environment

Temp: -236 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,189,585 km

• M1: 64,028 km (0.12 R)
• M2: 279,898 km (0.116 R)
• M3: 1,243,308 km (0.078 R)
• M4: 1,794,875 km (0.06 R)
• M5: 1,992,344 km (0.072 R)
• M6: 2,244,566 km (0.094 R)
• M7: 3,337,977 km (0.084 R)
• M8: 4,260,547 km (0.047 R)
• M9: 4,814,359 km (0.086 R)
• M10: 5,525,996 km (0.099 R)
• M11: 6,103,892 km (0.062 R)
• M12: 6,594,573 km (0.054 R)
• M13: 8,371,198 km (0.115 R)
• M14: 9,080,142 km (0.116 R)
• M15: 9,556,462 km (0.107 R)
• M16: 10,674,257 km (0.099 R)
• M17: 14,123,535 km (0.086 R)
• M18: 15,272,596 km (0.08 R)
• M19: 16,952,580 km (0.103 R)
• M20: 17,350,959 km (0.109 R)
• M21: 18,001,261 km (0.063 R)
• M22: 19,785,216 km (0.038 R)
• M23: 24,098,272 km (0.083 R)
• M24: 25,009,622 km (0.086 R)
• M25: 28,436,162 km (0.046 R)
• M26: 28,998,350 km (0.098 R)
• M27: 30,377,792 km (0.065 R)
• M28: 33,640,372 km (0.092 R)
• M29: 34,016,611 km (0.09 R)
• M30: 36,597,623 km (0.116 R)
• M31: 38,343,430 km (0.106 R)
• M32: 39,444,919 km (0.089 R)
• M33: 42,145,311 km (0.077 R)
• M34: 44,814,735 km (0.106 R)
• M35: 45,575,889 km (0.111 R)
• M36: 46,967,448 km (0.099 R)
• M37: 49,349,196 km (0.063 R)
• M38: 52,312,131 km (0.082 R)
• M39: 56,798,123 km (0.073 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: 274 - 16,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit