🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.58 AU - 0.66 AU

Year: 223 Days

Day: 22.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 37,656,280 km

• M1: 46,525 km (0.09 R)
• M2: 197,170 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.59 AU - 0.75 AU

Year: 250 Days

Day: 41.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,656,280 km

• M1: 580,290 km (0.109 R)
• M2: 622,477 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.67 AU - 0.67 AU

Year: 250 Days

Day: 44 Hours

Environment

Temp: -32 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.9

Radius: 13.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.4 AU - 3.6 AU

Year: 2372 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,656,280 km

• M1: 170,392 km (0.105 R)
• M2: 768,933 km (0.09 R)
• M3: 1,232,986 km (0.104 R)
• M4: 2,252,046 km (0.081 R)
• M5: 3,296,239 km (0.111 R)
• M6: 4,980,562 km (0.065 R)
• M7: 5,637,745 km (0.089 R)
• M8: 6,074,272 km (0.106 R)
• M9: 6,507,358 km (0.107 R)
• M10: 7,043,217 km (0.079 R)
• M11: 7,666,891 km (0.114 R)
• M12: 8,143,360 km (0.12 R)
• M13: 9,057,553 km (0.104 R)
• M14: 9,658,787 km (0.039 R)
• M15: 10,941,289 km (0.092 R)
• M16: 11,469,669 km (0.096 R)
• M17: 11,896,771 km (0.11 R)
• M18: 12,496,359 km (0.092 R)
• M19: 14,194,145 km (0.118 R)
• M20: 14,868,981 km (0.053 R)
• M21: 15,377,464 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722

Radius: 12.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.16 AU - 5.74 AU

Year: 5809 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,656,280 km

• M1: 162,463 km (0.045 R)
• M2: 863,329 km (0.038 R)
• M3: 1,288,935 km (0.064 R)
• M4: 1,724,265 km (0.105 R)
• M5: 2,243,519 km (0.1 R)
• M6: 2,664,637 km (0.09 R)
• M7: 4,185,898 km (0.072 R)
• M8: 6,192,305 km (0.116 R)
• M9: 7,461,343 km (0.086 R)
• M10: 8,531,866 km (0.113 R)
• M11: 10,190,457 km (0.117 R)
• M12: 10,835,374 km (0.081 R)
• M13: 12,054,596 km (0.09 R)
• M14: 13,148,007 km (0.033 R)
• M15: 14,306,194 km (0.082 R)
• M16: 15,411,722 km (0.044 R)
• M17: 15,894,026 km (0.073 R)
• M18: 16,825,422 km (0.092 R)
• M19: 17,466,299 km (0.053 R)
• M20: 19,487,067 km (0.071 R)
• M21: 23,589,340 km (0.082 R)
• M22: 24,392,531 km (0.059 R)
• M23: 26,825,292 km (0.095 R)
• M24: 29,971,485 km (0.082 R)
• M25: 30,913,951 km (0.093 R)
• M26: 31,681,837 km (0.079 R)
• M27: 32,168,329 km (0.07 R)
• M28: 33,960,811 km (0.088 R)

Asteroid Belt

Center: 6.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.2

Radius: 11.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.78 AU - 8.1 AU

Year: 8347 Days

Day: 9.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,656,280 km

• M1: 148,251 km (0.115 R)
• M2: 733,179 km (0.103 R)
• M3: 1,248,394 km (0.11 R)
• M4: 3,278,288 km (0.063 R)
• M5: 5,037,708 km (0.113 R)
• M6: 5,833,569 km (0.072 R)
• M7: 7,086,152 km (0.06 R)
• M8: 7,475,256 km (0.106 R)
• M9: 12,526,428 km (0.101 R)
• M10: 13,506,145 km (0.092 R)
• M11: 14,975,644 km (0.074 R)
• M12: 19,639,208 km (0.088 R)
• M13: 22,590,176 km (0.038 R)
• M14: 25,190,486 km (0.086 R)
• M15: 27,314,776 km (0.099 R)
• M16: 27,696,101 km (0.116 R)
• M17: 28,274,746 km (0.033 R)
• M18: 34,623,380 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.1

Radius: 7.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.1 AU - 10.88 AU

Year: 14416 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,656,280 km

• M1: 135,236 km (0.12 R)
• M2: 540,946 km (0.069 R)
• M3: 1,084,136 km (0.076 R)
• M4: 1,578,108 km (0.094 R)
• M5: 2,196,097 km (0.055 R)
• M6: 2,663,740 km (0.087 R)
• M7: 3,744,435 km (0.093 R)
• M8: 4,869,111 km (0.027 R)
• M9: 10,447,317 km (0.113 R)
• M10: 11,994,608 km (0.057 R)
• M11: 12,822,931 km (0.058 R)
• M12: 15,743,979 km (0.114 R)
• M13: 18,072,769 km (0.09 R)
• M14: 18,688,963 km (0.118 R)
• M15: 20,208,578 km (0.109 R)
• M16: 22,243,558 km (0.099 R)
• M17: 23,130,524 km (0.067 R)
• M18: 23,948,674 km (0.041 R)
• M19: 24,880,220 km (0.05 R)
• M20: 25,164,307 km (0.077 R)
• M21: 27,819,669 km (0.043 R)
• M22: 29,903,268 km (0.108 R)
• M23: 37,763,589 km (0.1 R)
• M24: 47,621,341 km (0.068 R)
• M25: 49,241,336 km (0.085 R)
• M26: 50,442,308 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.3

Radius: 7.7

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 11.16 AU - 13.94 AU

Year: 20299 Days

Day: 19.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 37,656,280 km

• M1: 95,743 km (0.107 R)
• M2: 502,798 km (0.036 R)
• M3: 885,470 km (0.12 R)
• M4: 1,232,238 km (0.049 R)
• M5: 2,161,540 km (0.117 R)
• M6: 2,847,745 km (0.116 R)
• M7: 4,073,999 km (0.111 R)
• M8: 4,403,563 km (0.105 R)
• M9: 5,041,598 km (0.085 R)
• M10: 5,821,302 km (0.081 R)
• M11: 6,154,606 km (0.112 R)
• M12: 6,859,960 km (0.113 R)
• M13: 7,617,823 km (0.108 R)
• M14: 9,299,452 km (0.105 R)
• M15: 9,640,236 km (0.096 R)
• M16: 12,264,482 km (0.08 R)
• M17: 12,674,680 km (0.112 R)
• M18: 14,558,566 km (0.08 R)
• M19: 17,896,842 km (0.053 R)
• M20: 20,449,131 km (0.114 R)
• M21: 23,234,644 km (0.051 R)
• M22: 28,462,042 km (0.106 R)
• M23: 31,665,830 km (0.045 R)
• M24: 33,885,862 km (0.058 R)
• M25: 36,910,133 km (0.101 R)
• M26: 46,227,537 km (0.077 R)
• M27: 56,620,400 km (0.077 R)
• M28: 61,258,832 km (0.099 R)
• M29: 63,466,897 km (0.057 R)
• M30: 74,852,940 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.1

Radius: 6.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.98 AU - 15.4 AU

Year: 23126 Days

Day: 16.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,656,280 km

• M1: 80,783 km (0.064 R)
• M2: 491,878 km (0.065 R)
• M3: 1,035,666 km (0.055 R)
• M4: 1,691,952 km (0.119 R)
• M5: 2,414,210 km (0.102 R)
• M6: 3,195,111 km (0.044 R)
• M7: 5,706,710 km (0.095 R)
• M8: 7,002,976 km (0.109 R)
• M9: 7,374,427 km (0.093 R)
• M10: 9,079,544 km (0.078 R)
• M11: 15,245,669 km (0.106 R)
• M12: 19,609,438 km (0.103 R)
• M13: 20,050,004 km (0.117 R)
• M14: 25,253,467 km (0.11 R)
• M15: 31,690,514 km (0.066 R)
• M16: 35,663,534 km (0.048 R)
• M17: 36,319,670 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 11,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit