🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.61 AU - 0.77 AU

Year: 243 Days

Day: 19.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,089,453 km

• M1: 41,738 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1 AU - 1.16 AU

Year: 477 Days

Day: 33.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.96 AU - 2.82 AU

Year: 1569 Days

Day: 24.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.4

Radius: 10.3

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.42 AU - 3.8 AU

Year: 2329 Days

Day: 5 Hours

Environment

Temp: -139 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,089,453 km

• M1: 128,355 km (0.063 R)
• M2: 583,581 km (0.117 R)
• M3: 1,127,220 km (0.119 R)
• M4: 1,643,781 km (0.107 R)
• M5: 2,063,553 km (0.083 R)
• M6: 2,510,851 km (0.044 R)
• M7: 3,105,353 km (0.097 R)
• M8: 3,791,259 km (0.103 R)
• M9: 4,982,806 km (0.115 R)
• M10: 5,365,328 km (0.034 R)
• M11: 5,844,938 km (0.103 R)
• M12: 7,155,266 km (0.114 R)
• M13: 8,317,342 km (0.092 R)
• M14: 9,528,337 km (0.107 R)
• M15: 9,969,501 km (0.067 R)
• M16: 10,309,238 km (0.064 R)
• M17: 10,892,670 km (0.093 R)
• M18: 12,776,107 km (0.117 R)
• M19: 13,633,004 km (0.04 R)
• M20: 14,721,178 km (0.11 R)
• M21: 15,968,526 km (0.025 R)
• M22: 17,556,657 km (0.097 R)
• M23: 17,886,520 km (0.095 R)
• M24: 18,502,115 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 9.3

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.68 AU - 4.36 AU

Year: 3422 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,089,453 km

• M1: 115,639 km (0.074 R)
• M2: 699,220 km (0.109 R)
• M3: 997,219 km (0.103 R)
• M4: 1,899,444 km (0.034 R)
• M5: 3,129,587 km (0.12 R)
• M6: 3,633,583 km (0.082 R)
• M7: 5,567,434 km (0.042 R)
• M8: 5,894,455 km (0.11 R)
• M9: 7,333,138 km (0.106 R)
• M10: 7,698,157 km (0.095 R)
• M11: 9,152,398 km (0.046 R)
• M12: 10,710,011 km (0.056 R)
• M13: 11,070,691 km (0.096 R)
• M14: 12,555,749 km (0.073 R)
• M15: 14,083,293 km (0.041 R)
• M16: 14,648,324 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.2

Radius: 10.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.07 AU - 8.69 AU

Year: 8513 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,089,453 km

• M1: 129,402 km (0.091 R)
• M2: 571,464 km (0.109 R)
• M3: 1,180,776 km (0.106 R)
• M4: 1,997,580 km (0.114 R)
• M5: 2,337,018 km (0.072 R)
• M6: 2,753,349 km (0.069 R)
• M7: 3,092,637 km (0.102 R)
• M8: 3,642,708 km (0.09 R)
• M9: 4,103,619 km (0.036 R)
• M10: 4,713,380 km (0.119 R)
• M11: 6,147,126 km (0.054 R)
• M12: 7,018,833 km (0.11 R)
• M13: 7,541,827 km (0.037 R)
• M14: 8,211,726 km (0.055 R)
• M15: 9,180,672 km (0.055 R)
• M16: 9,670,156 km (0.071 R)
• M17: 10,318,364 km (0.105 R)
• M18: 11,244,075 km (0.092 R)
• M19: 12,065,816 km (0.116 R)
• M20: 12,708,040 km (0.115 R)
• M21: 13,713,936 km (0.095 R)
• M22: 14,771,892 km (0.049 R)
• M23: 20,215,160 km (0.068 R)
• M24: 21,197,869 km (0.115 R)
• M25: 24,337,330 km (0.07 R)
• M26: 25,885,668 km (0.089 R)
• M27: 29,273,012 km (0.093 R)
• M28: 30,726,655 km (0.093 R)
• M29: 33,255,607 km (0.07 R)
• M30: 34,945,015 km (0.119 R)
• M31: 35,376,156 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.2

Radius: 13.9

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.28 AU - 8.7 AU

Year: 8704 Days

Day: 10.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,089,453 km

• M1: 172,935 km (0.054 R)
• M2: 658,380 km (0.096 R)
• M3: 1,463,516 km (0.11 R)
• M4: 2,047,247 km (0.047 R)
• M5: 3,104,904 km (0.055 R)
• M6: 3,694,319 km (0.101 R)
• M7: 4,246,635 km (0.099 R)
• M8: 5,037,858 km (0.087 R)
• M9: 6,876,266 km (0.102 R)
• M10: 7,592,391 km (0.087 R)
• M11: 9,993,736 km (0.094 R)
• M12: 11,340,566 km (0.103 R)
• M13: 12,057,888 km (0.076 R)
• M14: 13,220,413 km (0.095 R)
• M15: 13,828,977 km (0.061 R)
• M16: 16,592,199 km (0.053 R)
• M17: 17,808,879 km (0.083 R)
• M18: 18,551,931 km (0.092 R)
• M19: 19,007,457 km (0.065 R)
• M20: 19,548,552 km (0.105 R)
• M21: 21,399,078 km (0.086 R)
• M22: 26,965,914 km (0.106 R)
• M23: 28,545,518 km (0.048 R)
• M24: 29,460,608 km (0.119 R)
• M25: 33,206,688 km (0.107 R)
• M26: 35,020,562 km (0.106 R)
• M27: 35,951,809 km (0.118 R)
• M28: 37,863,819 km (0.041 R)
• M29: 44,140,797 km (0.097 R)
• M30: 46,192,980 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.5

Radius: 12.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.39 AU - 9.29 AU

Year: 9321 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 95.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,089,453 km

• M1: 159,322 km (0.103 R)
• M2: 745,446 km (0.081 R)
• M3: 1,558,211 km (0.113 R)
• M4: 2,164,083 km (0.083 R)
• M5: 2,923,741 km (0.104 R)
• M6: 4,728,041 km (0.111 R)
• M7: 6,750,754 km (0.108 R)
• M8: 7,510,711 km (0.093 R)
• M9: 9,734,782 km (0.088 R)
• M10: 10,392,115 km (0.093 R)
• M11: 11,683,295 km (0.089 R)
• M12: 12,838,639 km (0.107 R)
• M13: 13,691,796 km (0.12 R)
• M14: 14,582,352 km (0.102 R)
• M15: 19,466,722 km (0.075 R)
• M16: 21,846,824 km (0.109 R)
• M17: 24,414,971 km (0.075 R)
• M18: 30,037,906 km (0.114 R)
• M19: 31,868,984 km (0.097 R)
• M20: 34,232,182 km (0.106 R)
• M21: 34,928,410 km (0.078 R)
• M22: 36,709,971 km (0.104 R)
• M23: 39,558,464 km (0.081 R)
• M24: 45,552,252 km (0.103 R)
• M25: 47,677,440 km (0.04 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.5

Radius: 13.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.41 AU - 9.39 AU

Year: 9428 Days

Day: 8.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,089,453 km

• M1: 174,581 km (0.079 R)
• M2: 795,561 km (0.057 R)
• M3: 1,367,175 km (0.11 R)
• M4: 1,955,543 km (0.09 R)
• M5: 2,433,060 km (0.105 R)
• M6: 3,286,366 km (0.106 R)
• M7: 3,862,467 km (0.104 R)
• M8: 4,624,519 km (0.095 R)
• M9: 5,690,254 km (0.063 R)
• M10: 6,525,609 km (0.117 R)
• M11: 7,524,922 km (0.099 R)
• M12: 8,532,015 km (0.094 R)
• M13: 9,236,173 km (0.115 R)
• M14: 11,471,165 km (0.039 R)
• M15: 14,499,474 km (0.059 R)
• M16: 23,056,921 km (0.096 R)
• M17: 30,115,248 km (0.046 R)
• M18: 32,193,312 km (0.075 R)
• M19: 33,324,721 km (0.106 R)
• M20: 34,482,459 km (0.112 R)
• M21: 41,466,585 km (0.117 R)
• M22: 42,266,634 km (0.077 R)
• M23: 46,137,031 km (0.099 R)
• M24: 49,190,772 km (0.108 R)
• M25: 50,691,089 km (0.12 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 13.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.27 AU - 10.79 AU

Year: 11521 Days

Day: 12.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,089,453 km

• M1: 170,392 km (0.082 R)
• M2: 856,149 km (0.106 R)
• M3: 1,300,155 km (0.115 R)
• M4: 2,198,341 km (0.102 R)
• M5: 2,819,022 km (0.113 R)
• M6: 3,255,848 km (0.078 R)
• M7: 6,791,145 km (0.116 R)
• M8: 7,937,065 km (0.08 R)
• M9: 11,797,288 km (0.058 R)
• M10: 12,271,663 km (0.114 R)
• M11: 12,820,837 km (0.066 R)
• M12: 13,259,158 km (0.109 R)
• M13: 14,567,093 km (0.11 R)
• M14: 15,392,125 km (0.103 R)
• M15: 16,540,588 km (0.108 R)
• M16: 17,668,257 km (0.11 R)
• M17: 18,606,834 km (0.108 R)
• M18: 19,660,900 km (0.094 R)
• M19: 20,413,677 km (0.079 R)
• M20: 23,154,459 km (0.078 R)
• M21: 23,805,808 km (0.071 R)
• M22: 28,606,404 km (0.117 R)
• M23: 31,799,870 km (0.101 R)
• M24: 34,136,140 km (0.11 R)
• M25: 36,961,894 km (0.101 R)
• M26: 38,886,620 km (0.107 R)
• M27: 43,495,431 km (0.065 R)
• M28: 45,785,326 km (0.115 R)
• M29: 48,154,358 km (0.091 R)
• M30: 50,448,740 km (0.088 R)
• M31: 52,814,930 km (0.105 R)
• M32: 53,619,916 km (0.065 R)
• M33: 54,106,857 km (0.062 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 13,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit