🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.91 AU - 1.31 AU

Year: 427 Days

Day: 21.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 89,101,207 km

• M1: 290,818 km (0.052 R)
• M2: 315,502 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.54 AU - 2.52 AU

Year: 1056 Days

Day: 14.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.89 AU - 2.33 AU

Year: 1119 Days

Day: 28.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,101,207 km

• M1: 40,990 km (0.064 R)
• M2: 92,302 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 8.4

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.2 AU - 8.7 AU

Year: 8187 Days

Day: 7.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,101,207 km

• M1: 107,561 km (0.077 R)
• M2: 422,764 km (0.087 R)
• M3: 709,393 km (0.054 R)
• M4: 1,018,612 km (0.104 R)
• M5: 1,393,654 km (0.093 R)
• M6: 1,656,048 km (0.033 R)
• M7: 2,096,315 km (0.099 R)
• M8: 2,555,730 km (0.074 R)
• M9: 3,369,243 km (0.079 R)
• M10: 4,681,067 km (0.103 R)
• M11: 5,959,680 km (0.102 R)
• M12: 7,070,444 km (0.056 R)
• M13: 11,174,961 km (0.096 R)
• M14: 12,517,003 km (0.104 R)
• M15: 13,025,487 km (0.105 R)
• M16: 20,171,328 km (0.106 R)
• M17: 20,791,860 km (0.093 R)
• M18: 23,572,286 km (0.113 R)
• M19: 26,314,864 km (0.071 R)
• M20: 29,858,389 km (0.118 R)
• M21: 31,484,667 km (0.085 R)
• M22: 32,530,655 km (0.064 R)
• M23: 32,848,850 km (0.095 R)
• M24: 33,491,522 km (0.116 R)
• M25: 34,802,149 km (0.051 R)
• M26: 35,694,650 km (0.065 R)
• M27: 36,260,130 km (0.112 R)
• M28: 37,875,339 km (0.089 R)
• M29: 38,819,600 km (0.103 R)
• M30: 40,021,918 km (0.039 R)
• M31: 40,755,098 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634

Radius: 10.6

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.22 AU - 11.08 AU

Year: 10109 Days

Day: 8.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,101,207 km

• M1: 132,095 km (0.087 R)
• M2: 611,257 km (0.055 R)
• M3: 966,103 km (0.118 R)
• M4: 1,570,628 km (0.113 R)
• M5: 2,008,651 km (0.047 R)
• M6: 2,394,763 km (0.094 R)
• M7: 3,708,382 km (0.118 R)
• M8: 4,350,755 km (0.086 R)
• M9: 4,879,883 km (0.088 R)
• M10: 5,484,707 km (0.031 R)
• M11: 7,156,762 km (0.031 R)
• M12: 7,853,439 km (0.112 R)
• M13: 8,240,150 km (0.104 R)
• M14: 11,586,953 km (0.085 R)
• M15: 12,489,477 km (0.054 R)
• M16: 14,243,812 km (0.088 R)
• M17: 18,012,182 km (0.107 R)
• M18: 22,915,851 km (0.082 R)
• M19: 25,907,808 km (0.066 R)
• M20: 27,252,244 km (0.113 R)
• M21: 27,644,939 km (0.03 R)
• M22: 28,441,398 km (0.118 R)
• M23: 29,561,437 km (0.05 R)
• M24: 30,604,882 km (0.118 R)
• M25: 31,457,291 km (0.039 R)
• M26: 35,723,373 km (0.119 R)
• M27: 37,387,799 km (0.087 R)
• M28: 39,103,238 km (0.086 R)
• M29: 43,220,321 km (0.056 R)
• M30: 44,023,213 km (0.096 R)
• M31: 46,911,648 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.5

Radius: 10

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.96 AU - 14.9 AU

Year: 15050 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,101,207 km

• M1: 174,730 km (0.089 R)
• M2: 498,011 km (0.105 R)
• M3: 1,033,123 km (0.06 R)
• M4: 1,385,426 km (0.114 R)
• M5: 1,831,976 km (0.093 R)
• M6: 2,833,084 km (0.069 R)
• M7: 4,504,093 km (0.116 R)
• M8: 4,888,858 km (0.101 R)
• M9: 5,783,603 km (0.096 R)
• M10: 7,118,914 km (0.081 R)
• M11: 8,845,273 km (0.113 R)
• M12: 11,813,295 km (0.118 R)
• M13: 14,934,206 km (0.113 R)
• M14: 19,897,564 km (0.076 R)
• M15: 22,823,250 km (0.066 R)
• M16: 29,247,730 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 10.5

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.37 AU - 14.85 AU

Year: 15392 Days

Day: 12.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,101,207 km

• M1: 131,796 km (0.108 R)
• M2: 470,934 km (0.047 R)
• M3: 980,614 km (0.067 R)
• M4: 1,354,758 km (0.092 R)
• M5: 1,825,244 km (0.081 R)
• M6: 2,177,995 km (0.067 R)
• M7: 4,293,758 km (0.099 R)
• M8: 5,889,369 km (0.084 R)
• M9: 8,138,573 km (0.073 R)
• M10: 9,106,770 km (0.069 R)
• M11: 9,591,318 km (0.092 R)
• M12: 12,869,306 km (0.097 R)
• M13: 13,411,300 km (0.11 R)
• M14: 15,963,589 km (0.059 R)
• M15: 18,141,734 km (0.037 R)
• M16: 21,817,653 km (0.118 R)
• M17: 22,491,292 km (0.076 R)
• M18: 24,389,838 km (0.093 R)
• M19: 25,010,969 km (0.088 R)
• M20: 27,937,253 km (0.097 R)
• M21: 32,931,578 km (0.118 R)
• M22: 36,572,939 km (0.112 R)
• M23: 38,490,485 km (0.034 R)
• M24: 39,474,091 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.5

Radius: 3

Gravity: 107.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.55 AU - 15.55 AU

Year: 21325 Days

Day: 23.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,101,207 km

• M1: 43,383 km (0.099 R)
• M2: 140,472 km (0.035 R)
• M3: 286,929 km (0.102 R)
• M4: 423,063 km (0.081 R)
• M5: 687,552 km (0.119 R)
• M6: 1,331,122 km (0.074 R)
• M7: 1,462,618 km (0.118 R)
• M8: 2,055,924 km (0.062 R)
• M9: 2,164,831 km (0.086 R)
• M10: 3,385,699 km (0.061 R)
• M11: 3,631,339 km (0.077 R)
• M12: 4,548,673 km (0.077 R)
• M13: 6,402,938 km (0.101 R)
• M14: 6,683,135 km (0.045 R)
• M15: 9,402,675 km (0.058 R)
• M16: 12,632,792 km (0.048 R)
• M17: 14,061,601 km (0.114 R)
• M18: 15,263,172 km (0.108 R)
• M19: 16,101,069 km (0.061 R)
• M20: 16,531,313 km (0.076 R)
• M21: 19,371,428 km (0.057 R)
• M22: 22,201,521 km (0.115 R)
• M23: 22,307,436 km (0.076 R)
• M24: 23,275,634 km (0.061 R)
• M25: 26,466,257 km (0.077 R)
• M26: 30,455,434 km (0.11 R)
• M27: 31,645,634 km (0.051 R)
• M28: 34,684,715 km (0.064 R)
• M29: 36,128,185 km (0.088 R)
• M30: 42,792,321 km (0.091 R)
• M31: 46,152,888 km (0.076 R)
• M32: 47,019,808 km (0.075 R)
• M33: 50,779,052 km (0.112 R)
• M34: 52,075,318 km (0.059 R)
• M35: 54,733,672 km (0.099 R)
• M36: 59,907,963 km (0.073 R)
• M37: 69,616,716 km (0.082 R)
• M38: 72,139,684 km (0.066 R)
• M39: 79,328,908 km (0.044 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: 506 - 14,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit