🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.97 AU - 1.04 AU

Year: 373 Days

Day: 14.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.45 AU - 3.43 AU

Year: 1879 Days

Day: 24.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.48 AU - 3.42 AU

Year: 1889 Days

Day: 46.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 14

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.84 AU - 13.86 AU

Year: 14254 Days

Day: 12.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,762,923 km

• M1: 232,774 km (0.113 R)
• M2: 700,866 km (0.066 R)
• M3: 1,220,270 km (0.069 R)
• M4: 2,478,538 km (0.075 R)
• M5: 3,639,716 km (0.116 R)
• M6: 5,006,742 km (0.075 R)
• M7: 6,081,004 km (0.038 R)
• M8: 6,692,859 km (0.115 R)
• M9: 7,515,348 km (0.106 R)
• M10: 9,067,426 km (0.095 R)
• M11: 9,663,424 km (0.077 R)
• M12: 10,391,816 km (0.092 R)
• M13: 11,725,332 km (0.098 R)
• M14: 12,554,403 km (0.072 R)
• M15: 13,358,791 km (0.084 R)
• M16: 13,935,640 km (0.062 R)
• M17: 17,073,605 km (0.087 R)
• M18: 17,600,937 km (0.054 R)
• M19: 22,219,323 km (0.112 R)
• M20: 24,999,001 km (0.116 R)
• M21: 25,876,243 km (0.116 R)
• M22: 33,414,480 km (0.099 R)
• M23: 34,359,639 km (0.097 R)
• M24: 38,191,439 km (0.057 R)
• M25: 39,094,412 km (0.104 R)
• M26: 39,879,800 km (0.088 R)
• M27: 41,753,215 km (0.088 R)
• M28: 46,254,764 km (0.095 R)
• M29: 48,924,039 km (0.118 R)
• M30: 50,914,588 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.7

Radius: 9.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.21 AU - 14.25 AU

Year: 14976 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,762,923 km

• M1: 113,246 km (0.072 R)
• M2: 862,731 km (0.108 R)
• M3: 1,324,689 km (0.09 R)
• M4: 1,724,265 km (0.1 R)
• M5: 2,465,672 km (0.112 R)
• M6: 2,788,654 km (0.091 R)
• M7: 3,292,948 km (0.067 R)
• M8: 3,857,082 km (0.073 R)
• M9: 4,241,399 km (0.116 R)
• M10: 5,027,685 km (0.12 R)
• M11: 6,777,382 km (0.099 R)
• M12: 7,971,173 km (0.043 R)
• M13: 13,058,249 km (0.108 R)
• M14: 14,772,939 km (0.111 R)
• M15: 16,433,476 km (0.035 R)
• M16: 21,279,848 km (0.078 R)
• M17: 26,909,515 km (0.095 R)
• M18: 28,219,394 km (0.081 R)
• M19: 30,865,033 km (0.105 R)
• M20: 32,195,855 km (0.064 R)
• M21: 33,245,434 km (0.052 R)
• M22: 36,984,633 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.5

Radius: 3.7

Gravity: 16.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.83 AU - 13.87 AU

Year: 17172 Days

Day: 17.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,762,923 km

• M1: 46,226 km (0.093 R)
• M2: 202,556 km (0.085 R)
• M3: 430,543 km (0.109 R)
• M4: 821,891 km (0.084 R)
• M5: 1,019,958 km (0.107 R)
• M6: 1,656,198 km (0.098 R)
• M7: 2,075,820 km (0.108 R)
• M8: 2,919,702 km (0.093 R)
• M9: 3,167,735 km (0.119 R)
• M10: 3,889,545 km (0.115 R)
• M11: 5,024,394 km (0.105 R)
• M12: 5,928,564 km (0.09 R)
• M13: 6,857,716 km (0.107 R)
• M14: 7,054,587 km (0.113 R)
• M15: 7,879,918 km (0.109 R)
• M16: 10,374,762 km (0.11 R)
• M17: 11,493,904 km (0.084 R)
• M18: 12,456,865 km (0.095 R)
• M19: 14,736,138 km (0.092 R)
• M20: 16,564,823 km (0.104 R)
• M21: 17,569,971 km (0.043 R)
• M22: 19,701,142 km (0.065 R)
• M23: 27,018,572 km (0.072 R)
• M24: 28,206,978 km (0.068 R)
• M25: 30,793,824 km (0.099 R)
• M26: 32,419,355 km (0.104 R)
• M27: 34,674,542 km (0.06 R)
• M28: 37,759,699 km (0.101 R)
• M29: 44,878,613 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.7

Radius: 7.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.9 AU - 13 AU

Year: 17372 Days

Day: 19 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,762,923 km

• M1: 144,362 km (0.092 R)
• M2: 662,719 km (0.083 R)
• M3: 1,192,295 km (0.096 R)
• M4: 2,881,704 km (0.08 R)
• M5: 5,309,528 km (0.08 R)
• M6: 6,248,853 km (0.108 R)
• M7: 10,363,542 km (0.089 R)
• M8: 10,973,303 km (0.092 R)
• M9: 12,488,580 km (0.116 R)
• M10: 14,698,589 km (0.108 R)
• M11: 15,467,971 km (0.115 R)
• M12: 19,953,663 km (0.118 R)
• M13: 22,366,078 km (0.073 R)
• M14: 27,091,426 km (0.118 R)
• M15: 27,761,475 km (0.051 R)
• M16: 28,344,458 km (0.103 R)
• M17: 32,442,093 km (0.075 R)
• M18: 38,098,090 km (0.118 R)
• M19: 39,791,986 km (0.081 R)
• M20: 42,042,986 km (0.108 R)
• M21: 42,426,255 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.6

Radius: 6.5

Gravity: 14.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 12.34 AU - 16.46 AU

Year: 20370 Days

Day: 17.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 73,762,923 km

• M1: 84,224 km (0.057 R)
• M2: 462,407 km (0.044 R)
• M3: 813,064 km (0.106 R)
• M4: 1,086,679 km (0.111 R)
• M5: 1,375,852 km (0.104 R)
• M6: 1,972,448 km (0.119 R)
• M7: 2,297,225 km (0.09 R)
• M8: 2,951,416 km (0.066 R)
• M9: 3,489,969 km (0.09 R)
• M10: 3,935,471 km (0.091 R)
• M11: 4,832,011 km (0.088 R)
• M12: 5,271,380 km (0.105 R)
• M13: 5,618,148 km (0.112 R)
• M14: 6,357,311 km (0.095 R)
• M15: 7,633,531 km (0.095 R)
• M16: 10,028,293 km (0.064 R)
• M17: 12,140,166 km (0.106 R)
• M18: 13,942,821 km (0.117 R)
• M19: 14,308,887 km (0.108 R)
• M20: 14,832,180 km (0.105 R)
• M21: 20,976,613 km (0.097 R)
• M22: 21,554,360 km (0.111 R)
• M23: 22,241,613 km (0.113 R)
• M24: 25,137,828 km (0.088 R)
• M25: 26,900,689 km (0.098 R)
• M26: 29,817,698 km (0.087 R)
• M27: 31,414,805 km (0.096 R)
• M28: 35,996,688 km (0.108 R)
• M29: 38,805,089 km (0.029 R)
• M30: 40,855,627 km (0.054 R)
• M31: 41,454,468 km (0.104 R)
• M32: 42,363,723 km (0.099 R)
• M33: 53,616,176 km (0.097 R)
• M34: 56,156,497 km (0.081 R)
• M35: 56,711,057 km (0.099 R)
• M36: 70,068,651 km (0.083 R)
• M37: 70,711,473 km (0.057 R)
• M38: 72,663,276 km (0.085 R)
• M39: 73,762,970 km (0.118 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: 369 - 20,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit