🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.6 AU - 0.66 AU

Year: 318 Days

Day: 38.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 6.1 °

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: 255.7

Radius: 9.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.75 AU - 0.87 AU

Year: 464 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,816,733 km

• M1: 113,694 km (0.115 R)
• M2: 500,854 km (0.114 R)
• M3: 916,885 km (0.084 R)
• M4: 1,951,504 km (0.082 R)
• M5: 2,352,127 km (0.106 R)
• M6: 2,902,797 km (0.054 R)
• M7: 4,160,766 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.6

Radius: 8.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.82 AU - 1.34 AU

Year: 714 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,816,733 km

• M1: 103,671 km (0.114 R)
• M2: 396,734 km (0.106 R)
• M3: 763,996 km (0.082 R)
• M4: 1,108,819 km (0.107 R)
• M5: 1,585,438 km (0.072 R)
• M6: 1,845,439 km (0.052 R)
• M7: 3,482,788 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.8

Radius: 13.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.1 AU - 1.78 AU

Year: 1099 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,816,733 km

• M1: 172,935 km (0.056 R)
• M2: 694,284 km (0.099 R)
• M3: 1,786,049 km (0.091 R)
• M4: 2,568,147 km (0.099 R)
• M5: 3,109,691 km (0.083 R)
• M6: 3,786,173 km (0.118 R)
• M7: 4,442,608 km (0.111 R)
• M8: 5,607,826 km (0.093 R)
• M9: 6,549,395 km (0.077 R)
• M10: 7,357,672 km (0.096 R)
• M11: 8,106,110 km (0.103 R)
• M12: 8,589,760 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 9.3

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.49 AU - 3.31 AU

Year: 3140 Days

Day: 8.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,816,733 km

• M1: 116,088 km (0.05 R)
• M2: 409,300 km (0.034 R)
• M3: 1,168,958 km (0.063 R)
• M4: 2,017,626 km (0.114 R)
• M5: 2,522,669 km (0.106 R)
• M6: 3,231,164 km (0.114 R)
• M7: 3,904,654 km (0.093 R)
• M8: 4,425,404 km (0.078 R)
• M9: 4,782,494 km (0.105 R)
• M10: 5,134,648 km (0.08 R)
• M11: 6,720,684 km (0.038 R)
• M12: 7,346,003 km (0.119 R)
• M13: 7,944,694 km (0.071 R)
• M14: 8,781,694 km (0.108 R)
• M15: 9,639,339 km (0.068 R)
• M16: 10,788,699 km (0.102 R)
• M17: 11,232,107 km (0.099 R)
• M18: 12,026,921 km (0.087 R)
• M19: 12,680,364 km (0.063 R)
• M20: 16,678,966 km (0.098 R)
• M21: 17,823,988 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.1

Radius: 14.9

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.8 AU - 4.38 AU

Year: 5259 Days

Day: 11.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,816,733 km

• M1: 185,352 km (0.047 R)
• M2: 699,370 km (0.069 R)
• M3: 1,201,420 km (0.079 R)
• M4: 1,899,145 km (0.119 R)
• M5: 2,434,556 km (0.084 R)
• M6: 3,051,497 km (0.101 R)
• M7: 3,887,301 km (0.092 R)
• M8: 4,552,263 km (0.063 R)
• M9: 5,036,960 km (0.104 R)
• M10: 6,048,092 km (0.06 R)
• M11: 6,636,162 km (0.108 R)
• M12: 7,262,229 km (0.106 R)
• M13: 7,813,946 km (0.114 R)
• M14: 8,393,637 km (0.066 R)
• M15: 9,380,834 km (0.053 R)
• M16: 10,722,427 km (0.083 R)
• M17: 11,245,272 km (0.047 R)
• M18: 11,834,987 km (0.088 R)
• M19: 15,516,142 km (0.095 R)
• M20: 16,124,556 km (0.102 R)
• M21: 16,685,548 km (0.11 R)
• M22: 20,402,457 km (0.11 R)
• M23: 21,504,844 km (0.109 R)
• M24: 22,108,920 km (0.111 R)
• M25: 29,338,087 km (0.096 R)
• M26: 30,552,523 km (0.072 R)
• M27: 31,897,856 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.3

Radius: 9.9

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.53 AU - 6.79 AU

Year: 8562 Days

Day: 9.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 144.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,816,733 km

• M1: 123,269 km (0.079 R)
• M2: 530,624 km (0.084 R)
• M3: 959,820 km (0.11 R)
• M4: 1,326,185 km (0.101 R)
• M5: 2,062,955 km (0.102 R)
• M6: 2,864,650 km (0.109 R)
• M7: 3,451,971 km (0.083 R)
• M8: 4,954,981 km (0.114 R)
• M9: 5,573,717 km (0.109 R)
• M10: 6,036,872 km (0.099 R)
• M11: 6,525,609 km (0.109 R)
• M12: 6,853,527 km (0.099 R)
• M13: 7,863,462 km (0.042 R)
• M14: 10,273,783 km (0.105 R)
• M15: 10,971,209 km (0.057 R)
• M16: 12,628,005 km (0.053 R)
• M17: 14,080,600 km (0.075 R)
• M18: 15,577,028 km (0.097 R)
• M19: 21,974,282 km (0.101 R)
• M20: 26,292,574 km (0.09 R)
• M21: 28,844,863 km (0.081 R)
• M22: 29,334,946 km (0.087 R)
• M23: 30,030,426 km (0.094 R)
• M24: 34,546,187 km (0.06 R)
• M25: 35,995,791 km (0.089 R)
• M26: 36,449,970 km (0.066 R)
• M27: 38,069,367 km (0.074 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.3

Radius: 3.1

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.48 AU - 7.08 AU

Year: 10006 Days

Day: 19.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 48,816,733 km

• M1: 39,045 km (0.065 R)
• M2: 142,118 km (0.074 R)
• M3: 259,253 km (0.115 R)
• M4: 712,983 km (0.086 R)
• M5: 957,576 km (0.039 R)
• M6: 1,266,196 km (0.117 R)
• M7: 1,456,036 km (0.09 R)
• M8: 1,847,982 km (0.118 R)
• M9: 2,392,519 km (0.068 R)
• M10: 2,516,685 km (0.052 R)
• M11: 2,855,823 km (0.112 R)
• M12: 2,995,697 km (0.078 R)
• M13: 4,310,363 km (0.106 R)
• M14: 4,878,686 km (0.087 R)
• M15: 5,373,855 km (0.047 R)
• M16: 5,587,331 km (0.102 R)
• M17: 7,242,332 km (0.045 R)
• M18: 7,885,453 km (0.109 R)
• M19: 8,606,814 km (0.045 R)
• M20: 10,506,258 km (0.107 R)
• M21: 11,679,255 km (0.067 R)
• M22: 11,934,021 km (0.086 R)
• M23: 12,244,885 km (0.071 R)
• M24: 12,614,242 km (0.092 R)
• M25: 14,108,426 km (0.071 R)
• M26: 14,397,598 km (0.086 R)
• M27: 15,410,077 km (0.055 R)
• M28: 15,840,470 km (0.107 R)
• M29: 15,964,935 km (0.115 R)
• M30: 19,647,736 km (0.089 R)
• M31: 23,858,616 km (0.063 R)
• M32: 25,956,727 km (0.085 R)
• M33: 26,829,331 km (0.107 R)
• M34: 27,183,728 km (0.113 R)
• M35: 30,132,452 km (0.116 R)
• M36: 31,193,400 km (0.087 R)
• M37: 32,079,767 km (0.106 R)
• M38: 33,185,744 km (0.051 R)
• M39: 33,799,545 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.9

Radius: 5.1

Gravity: 15.99 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.18 AU - 7.92 AU

Year: 13190 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 48,816,733 km

• M1: 68,516 km (0.042 R)
• M2: 290,519 km (0.076 R)
• M3: 871,856 km (0.067 R)
• M4: 1,460,374 km (0.104 R)
• M5: 1,863,690 km (0.097 R)
• M6: 2,153,761 km (0.077 R)
• M7: 2,933,165 km (0.104 R)
• M8: 3,497,897 km (0.032 R)
• M9: 4,655,785 km (0.098 R)
• M10: 5,125,073 km (0.089 R)
• M11: 5,976,585 km (0.08 R)
• M12: 6,454,849 km (0.07 R)
• M13: 7,239,789 km (0.102 R)
• M14: 9,187,553 km (0.109 R)
• M15: 9,874,058 km (0.115 R)
• M16: 11,626,597 km (0.102 R)
• M17: 12,784,036 km (0.117 R)
• M18: 13,638,539 km (0.093 R)
• M19: 14,079,852 km (0.12 R)
• M20: 15,665,141 km (0.085 R)
• M21: 21,045,279 km (0.081 R)
• M22: 21,890,208 km (0.105 R)
• M23: 22,582,098 km (0.107 R)
• M24: 23,021,916 km (0.037 R)
• M25: 23,288,499 km (0.108 R)
• M26: 30,109,863 km (0.092 R)
• M27: 31,508,004 km (0.051 R)
• M28: 32,724,385 km (0.057 R)
• M29: 35,961,234 km (0.102 R)
• M30: 39,914,357 km (0.104 R)
• M31: 40,816,133 km (0.118 R)
• M32: 43,062,645 km (0.086 R)
• M33: 45,111,986 km (0.117 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 10,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit