🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.53 AU - 0.67 AU

Year: 211 Days

Day: 35.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.58 AU - 0.74 AU

Year: 243 Days

Day: 19.1 Hours

Environment

Temp: -33 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.71 AU - 2.39 AU

Year: 1330 Days

Day: 25.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.71 AU - 2.61 AU

Year: 1438 Days

Day: 23.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 11.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.29 AU - 3.29 AU

Year: 2111 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,264,109 km

• M1: 146,756 km (0.117 R)
• M2: 1,028,635 km (0.063 R)
• M3: 1,948,063 km (0.077 R)
• M4: 2,461,184 km (0.046 R)
• M5: 2,946,928 km (0.114 R)
• M6: 3,400,210 km (0.094 R)
• M7: 4,077,290 km (0.059 R)
• M8: 5,047,881 km (0.096 R)
• M9: 5,814,720 km (0.05 R)
• M10: 7,069,247 km (0.115 R)
• M11: 8,144,407 km (0.104 R)
• M12: 8,676,078 km (0.06 R)
• M13: 9,581,444 km (0.096 R)
• M14: 10,207,960 km (0.057 R)
• M15: 11,838,577 km (0.112 R)
• M16: 12,560,387 km (0.112 R)
• M17: 13,110,907 km (0.111 R)
• M18: 13,759,563 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.3

Radius: 8.7

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.11 AU - 4.73 AU

Year: 4210 Days

Day: 12.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,264,109 km

• M1: 109,057 km (0.08 R)
• M2: 417,228 km (0.079 R)
• M3: 1,001,857 km (0.12 R)
• M4: 1,486,105 km (0.106 R)
• M5: 1,770,491 km (0.066 R)
• M6: 2,326,696 km (0.051 R)
• M7: 2,799,575 km (0.045 R)
• M8: 3,161,901 km (0.087 R)
• M9: 3,596,632 km (0.079 R)
• M10: 5,170,402 km (0.1 R)
• M11: 6,006,355 km (0.104 R)
• M12: 6,426,126 km (0.09 R)
• M13: 7,290,951 km (0.035 R)
• M14: 8,015,604 km (0.085 R)
• M15: 9,527,589 km (0.115 R)
• M16: 10,393,312 km (0.093 R)
• M17: 10,780,172 km (0.062 R)
• M18: 12,045,022 km (0.031 R)
• M19: 16,258,446 km (0.109 R)
• M20: 17,252,973 km (0.071 R)
• M21: 19,362,752 km (0.097 R)
• M22: 22,412,005 km (0.114 R)
• M23: 22,841,351 km (0.086 R)
• M24: 24,689,633 km (0.09 R)
• M25: 25,456,172 km (0.082 R)
• M26: 25,767,186 km (0.077 R)
• M27: 26,476,280 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.6

Radius: 13.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.35 AU - 5.01 AU

Year: 4587 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,264,109 km

• M1: 170,392 km (0.099 R)
• M2: 674,238 km (0.036 R)
• M3: 1,324,540 km (0.078 R)
• M4: 1,962,126 km (0.034 R)
• M5: 2,746,168 km (0.059 R)
• M6: 4,526,682 km (0.096 R)
• M7: 5,899,691 km (0.099 R)
• M8: 7,049,201 km (0.096 R)
• M9: 8,229,229 km (0.042 R)
• M10: 10,350,677 km (0.106 R)
• M11: 11,873,284 km (0.092 R)
• M12: 12,866,165 km (0.057 R)
• M13: 14,348,081 km (0.083 R)
• M14: 17,966,555 km (0.11 R)
• M15: 18,482,368 km (0.095 R)
• M16: 20,786,026 km (0.101 R)
• M17: 22,006,894 km (0.032 R)
• M18: 22,672,305 km (0.076 R)
• M19: 23,123,343 km (0.046 R)
• M20: 25,308,070 km (0.079 R)
• M21: 25,793,515 km (0.04 R)
• M22: 27,457,044 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639

Radius: 9.3

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.99 AU - 5.77 AU

Year: 4884 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,264,109 km

• M1: 115,639 km (0.026 R)
• M2: 654,042 km (0.063 R)
• M3: 1,002,755 km (0.116 R)
• M4: 3,081,118 km (0.095 R)
• M5: 4,044,229 km (0.063 R)
• M6: 4,773,070 km (0.101 R)
• M7: 5,333,463 km (0.088 R)
• M8: 6,117,805 km (0.113 R)
• M9: 6,617,761 km (0.113 R)
• M10: 7,593,289 km (0.115 R)
• M11: 8,208,136 km (0.119 R)
• M12: 12,665,405 km (0.079 R)
• M13: 22,864,090 km (0.105 R)
• M14: 23,161,191 km (0.059 R)
• M15: 25,471,730 km (0.033 R)
• M16: 26,929,561 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.6

Radius: 10.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.17 AU - 5.21 AU

Year: 5357 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,264,109 km

• M1: 135,685 km (0.092 R)
• M2: 2,175,751 km (0.12 R)
• M3: 3,342,166 km (0.109 R)
• M4: 3,831,949 km (0.06 R)
• M5: 4,588,615 km (0.059 R)
• M6: 5,367,272 km (0.114 R)
• M7: 6,568,394 km (0.107 R)
• M8: 10,324,796 km (0.081 R)
• M9: 10,797,376 km (0.06 R)
• M10: 11,202,188 km (0.12 R)
• M11: 15,215,151 km (0.106 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 11.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.96 AU - 9.9 AU

Year: 10117 Days

Day: 13.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,264,109 km

• M1: 138,079 km (0.119 R)
• M2: 751,430 km (0.026 R)
• M3: 1,182,122 km (0.088 R)
• M4: 1,531,882 km (0.108 R)
• M5: 2,103,196 km (0.073 R)
• M6: 2,606,294 km (0.106 R)
• M7: 3,097,274 km (0.12 R)
• M8: 4,098,682 km (0.086 R)
• M9: 4,857,742 km (0.113 R)
• M10: 6,502,571 km (0.064 R)
• M11: 10,643,440 km (0.079 R)
• M12: 11,398,759 km (0.108 R)
• M13: 13,567,180 km (0.037 R)
• M14: 15,046,105 km (0.113 R)
• M15: 20,369,695 km (0.077 R)
• M16: 22,653,157 km (0.079 R)
• M17: 23,540,721 km (0.076 R)
• M18: 24,267,318 km (0.103 R)
• M19: 25,290,567 km (0.057 R)
• M20: 27,125,535 km (0.1 R)
• M21: 27,523,016 km (0.099 R)
• M22: 29,883,671 km (0.084 R)
• M23: 35,121,840 km (0.106 R)
• M24: 35,950,911 km (0.096 R)
• M25: 39,780,467 km (0.104 R)
• M26: 42,791,723 km (0.075 R)
• M27: 45,951,828 km (0.105 R)
• M28: 48,094,519 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 12,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit