🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.64 AU

Year: 246 Days

Day: 26.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,000,180 km

• M1: 108,907 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.6

Radius: 10.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.69 AU - 0.89 AU

Year: 461 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 48,000,180 km

• M1: 132,993 km (0.061 R)
• M2: 476,469 km (0.07 R)
• M3: 1,387,221 km (0.085 R)
• M4: 3,264,076 km (0.091 R)
• M5: 3,773,008 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.1

Radius: 9.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.78 AU - 2.18 AU

Year: 1828 Days

Day: 12.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,000,180 km

• M1: 123,269 km (0.078 R)
• M2: 555,606 km (0.117 R)
• M3: 1,200,074 km (0.089 R)
• M4: 1,943,127 km (0.115 R)
• M5: 3,192,419 km (0.096 R)
• M6: 4,211,778 km (0.107 R)
• M7: 5,049,527 km (0.09 R)
• M8: 7,203,437 km (0.113 R)
• M9: 8,596,193 km (0.115 R)
• M10: 9,058,749 km (0.118 R)
• M11: 10,256,280 km (0.094 R)
• M12: 11,145,041 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.7

Radius: 8.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.82 AU - 2.22 AU

Year: 1883 Days

Day: 6.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 48,000,180 km

• M1: 110,702 km (0.036 R)
• M2: 544,387 km (0.119 R)
• M3: 1,427,014 km (0.077 R)
• M4: 4,473,724 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.1

Radius: 11

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.83 AU - 2.43 AU

Year: 2039 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,000,180 km

• M1: 137,331 km (0.038 R)
• M2: 636,838 km (0.088 R)
• M3: 1,390,961 km (0.086 R)
• M4: 2,065,348 km (0.103 R)
• M5: 2,464,775 km (0.091 R)
• M6: 3,339,324 km (0.114 R)
• M7: 4,023,584 km (0.115 R)
• M8: 4,611,504 km (0.106 R)
• M9: 6,514,538 km (0.105 R)
• M10: 6,939,546 km (0.111 R)
• M11: 8,512,867 km (0.088 R)
• M12: 9,349,867 km (0.079 R)
• M13: 9,788,488 km (0.106 R)
• M14: 11,187,527 km (0.073 R)
• M15: 11,993,860 km (0.09 R)
• M16: 12,391,341 km (0.067 R)
• M17: 13,087,121 km (0.087 R)
• M18: 13,551,174 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.4

Radius: 8

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.8 AU - 2.46 AU

Year: 2039 Days

Day: 12.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,000,180 km

• M1: 99,632 km (0.116 R)
• M2: 748,588 km (0.049 R)
• M3: 1,002,156 km (0.115 R)
• M4: 1,534,725 km (0.118 R)
• M5: 2,755,294 km (0.081 R)
• M6: 3,465,584 km (0.082 R)
• M7: 4,610,158 km (0.115 R)
• M8: 5,034,866 km (0.091 R)
• M9: 5,911,061 km (0.115 R)
• M10: 6,224,618 km (0.029 R)
• M11: 8,025,776 km (0.066 R)
• M12: 8,378,229 km (0.1 R)
• M13: 8,841,683 km (0.102 R)
• M14: 9,819,903 km (0.088 R)
• M15: 10,186,269 km (0.083 R)
• M16: 10,448,065 km (0.058 R)
• M17: 10,907,480 km (0.095 R)
• M18: 12,198,210 km (0.087 R)
• M19: 13,054,957 km (0.115 R)
• M20: 13,723,361 km (0.062 R)
• M21: 14,697,243 km (0.114 R)
• M22: 15,568,052 km (0.054 R)
• M23: 18,663,980 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.8

Radius: 11.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.19 AU - 3.19 AU

Year: 3738 Days

Day: 13.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,000,180 km

• M1: 144,212 km (0.098 R)
• M2: 725,550 km (0.094 R)
• M3: 2,766,663 km (0.093 R)
• M4: 3,571,200 km (0.118 R)
• M5: 4,151,939 km (0.095 R)
• M6: 4,895,590 km (0.104 R)
• M7: 5,313,118 km (0.069 R)
• M8: 7,293,495 km (0.089 R)
• M9: 8,087,261 km (0.118 R)
• M10: 9,091,362 km (0.107 R)
• M11: 9,765,151 km (0.104 R)
• M12: 12,700,710 km (0.039 R)
• M13: 13,391,852 km (0.092 R)
• M14: 14,055,767 km (0.061 R)
• M15: 16,933,282 km (0.117 R)
• M16: 19,984,780 km (0.086 R)
• M17: 22,447,908 km (0.12 R)
• M18: 26,432,747 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.6

Radius: 7.1

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.01 AU - 6.93 AU

Year: 9569 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,000,180 km

• M1: 88,263 km (0.083 R)
• M2: 666,608 km (0.106 R)
• M3: 1,104,780 km (0.085 R)
• M4: 1,887,028 km (0.118 R)
• M5: 2,934,961 km (0.11 R)
• M6: 3,914,677 km (0.12 R)
• M7: 4,902,921 km (0.116 R)
• M8: 5,382,232 km (0.113 R)
• M9: 5,985,560 km (0.099 R)
• M10: 8,856,194 km (0.045 R)
• M11: 9,566,784 km (0.1 R)
• M12: 10,314,773 km (0.084 R)
• M13: 10,772,543 km (0.093 R)
• M14: 11,581,867 km (0.119 R)
• M15: 13,919,184 km (0.117 R)
• M16: 14,141,188 km (0.028 R)
• M17: 23,719,042 km (0.113 R)
• M18: 24,355,581 km (0.071 R)
• M19: 27,101,898 km (0.114 R)
• M20: 29,955,627 km (0.076 R)
• M21: 31,170,212 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.7

Radius: 8

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.29 AU - 7.49 AU

Year: 11864 Days

Day: 23.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,000,180 km

• M1: 99,483 km (0.066 R)
• M2: 460,163 km (0.094 R)
• M3: 713,283 km (0.109 R)
• M4: 990,936 km (0.087 R)
• M5: 1,329,177 km (0.1 R)
• M6: 1,625,381 km (0.067 R)
• M7: 2,153,162 km (0.083 R)
• M8: 3,328,852 km (0.119 R)
• M9: 3,776,598 km (0.065 R)
• M10: 5,944,571 km (0.057 R)
• M11: 8,784,985 km (0.101 R)
• M12: 9,111,109 km (0.042 R)
• M13: 9,397,289 km (0.116 R)
• M14: 11,187,378 km (0.118 R)
• M15: 12,020,039 km (0.106 R)
• M16: 12,893,242 km (0.099 R)
• M17: 14,635,608 km (0.083 R)
• M18: 16,041,380 km (0.087 R)
• M19: 19,826,505 km (0.111 R)
• M20: 20,469,626 km (0.107 R)
• M21: 24,167,686 km (0.114 R)
• M22: 24,716,710 km (0.111 R)
• M23: 27,986,470 km (0.095 R)
• M24: 28,389,188 km (0.09 R)
• M25: 30,038,654 km (0.096 R)
• M26: 30,673,398 km (0.102 R)
• M27: 36,914,771 km (0.099 R)
• M28: 38,133,694 km (0.04 R)
• M29: 44,360,257 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 17,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit