🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.1 AU - 1.14 AU

Year: 440 Days

Day: 12.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.32 AU - 1.82 AU

Year: 730 Days

Day: 43.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,499,232 km

• M1: 18,849 km (0.077 R)
• M2: 38,447 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.74 AU - 1.88 AU

Year: 903 Days

Day: 20 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 8.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.56 AU - 4.74 AU

Year: 3719 Days

Day: 6.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,499,232 km

• M1: 110,852 km (0.047 R)
• M2: 440,865 km (0.071 R)
• M3: 914,791 km (0.111 R)
• M4: 1,284,298 km (0.112 R)
• M5: 1,617,303 km (0.057 R)
• M6: 2,596,121 km (0.095 R)
• M7: 3,083,362 km (0.104 R)
• M8: 3,572,846 km (0.096 R)
• M9: 4,392,493 km (0.082 R)
• M10: 5,257,318 km (0.088 R)
• M11: 5,535,271 km (0.089 R)
• M12: 6,400,246 km (0.114 R)
• M13: 8,362,521 km (0.091 R)
• M14: 8,918,576 km (0.098 R)
• M15: 11,225,974 km (0.097 R)
• M16: 12,472,722 km (0.086 R)
• M17: 14,785,057 km (0.07 R)
• M18: 15,238,937 km (0.108 R)
• M19: 16,656,227 km (0.028 R)
• M20: 17,369,210 km (0.115 R)
• M21: 21,178,720 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 8

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.57 AU - 4.73 AU

Year: 3719 Days

Day: 12.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,499,232 km

• M1: 108,608 km (0.105 R)
• M2: 438,322 km (0.093 R)
• M3: 692,638 km (0.12 R)
• M4: 974,181 km (0.084 R)
• M5: 1,766,751 km (0.119 R)
• M6: 2,202,081 km (0.037 R)
• M7: 2,880,357 km (0.097 R)
• M8: 3,307,011 km (0.089 R)
• M9: 3,775,252 km (0.116 R)
• M10: 4,059,039 km (0.11 R)
• M11: 5,048,928 km (0.114 R)
• M12: 5,955,790 km (0.106 R)
• M13: 7,195,957 km (0.11 R)
• M14: 8,825,078 km (0.089 R)
• M15: 9,888,419 km (0.12 R)
• M16: 12,553,206 km (0.117 R)
• M17: 13,089,066 km (0.094 R)
• M18: 14,415,999 km (0.094 R)
• M19: 14,841,754 km (0.09 R)
• M20: 17,275,263 km (0.088 R)
• M21: 18,617,754 km (0.052 R)
• M22: 19,832,040 km (0.11 R)
• M23: 21,716,524 km (0.107 R)
• M24: 25,682,514 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.9

Radius: 14.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.62 AU - 5.82 AU

Year: 3803 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,499,232 km

• M1: 186,698 km (0.106 R)
• M2: 685,757 km (0.045 R)
• M3: 1,431,053 km (0.113 R)
• M4: 1,927,718 km (0.101 R)
• M5: 3,316,585 km (0.118 R)
• M6: 4,658,926 km (0.118 R)
• M7: 5,545,443 km (0.1 R)
• M8: 6,213,697 km (0.09 R)
• M9: 6,828,993 km (0.058 R)
• M10: 8,092,646 km (0.088 R)
• M11: 9,211,788 km (0.12 R)
• M12: 9,911,009 km (0.072 R)
• M13: 14,519,072 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 10.9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.55 AU - 7.73 AU

Year: 6345 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,499,232 km

• M1: 137,780 km (0.075 R)
• M2: 552,016 km (0.102 R)
• M3: 1,193,492 km (0.071 R)
• M4: 1,534,874 km (0.081 R)
• M5: 1,942,828 km (0.038 R)
• M6: 2,618,860 km (0.062 R)
• M7: 2,982,084 km (0.086 R)
• M8: 3,467,379 km (0.035 R)
• M9: 3,980,201 km (0.118 R)
• M10: 4,543,287 km (0.106 R)
• M11: 5,100,689 km (0.094 R)
• M12: 6,285,205 km (0.068 R)
• M13: 10,504,463 km (0.085 R)
• M14: 13,556,260 km (0.098 R)
• M15: 15,808,456 km (0.112 R)
• M16: 19,208,815 km (0.084 R)
• M17: 19,783,122 km (0.044 R)
• M18: 20,666,048 km (0.052 R)
• M19: 21,498,261 km (0.061 R)
• M20: 21,961,566 km (0.112 R)
• M21: 22,352,615 km (0.074 R)
• M22: 23,799,376 km (0.104 R)
• M23: 25,479,061 km (0.117 R)
• M24: 31,187,416 km (0.072 R)
• M25: 32,382,853 km (0.093 R)
• M26: 34,759,065 km (0.109 R)
• M27: 35,612,222 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 11.2

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.16 AU - 8.12 AU

Year: 7831 Days

Day: 8.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,499,232 km

• M1: 139,276 km (0.104 R)
• M2: 515,365 km (0.089 R)
• M3: 1,226,254 km (0.12 R)
• M4: 1,904,830 km (0.112 R)
• M5: 2,799,874 km (0.049 R)
• M6: 4,810,619 km (0.089 R)
• M7: 5,915,249 km (0.071 R)
• M8: 6,422,685 km (0.042 R)
• M9: 7,447,580 km (0.061 R)
• M10: 7,918,963 km (0.092 R)
• M11: 8,285,478 km (0.044 R)
• M12: 9,408,659 km (0.107 R)
• M13: 11,077,274 km (0.077 R)
• M14: 12,657,625 km (0.051 R)
• M15: 17,462,709 km (0.07 R)
• M16: 17,876,198 km (0.046 R)
• M17: 18,794,728 km (0.043 R)
• M18: 20,572,699 km (0.036 R)
• M19: 23,529,351 km (0.103 R)
• M20: 24,289,309 km (0.116 R)
• M21: 25,858,142 km (0.119 R)
• M22: 26,215,680 km (0.067 R)
• M23: 30,668,910 km (0.106 R)
• M24: 35,602,199 km (0.079 R)
• M25: 36,941,698 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 12.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.42 AU - 9.48 AU

Year: 8313 Days

Day: 8.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,499,232 km

• M1: 153,487 km (0.11 R)
• M2: 556,504 km (0.072 R)
• M3: 1,051,523 km (0.105 R)
• M4: 1,781,860 km (0.1 R)
• M5: 2,491,104 km (0.085 R)
• M6: 4,675,382 km (0.102 R)
• M7: 5,226,052 km (0.102 R)
• M8: 5,957,586 km (0.08 R)
• M9: 6,756,438 km (0.11 R)
• M10: 7,461,942 km (0.082 R)
• M11: 8,791,717 km (0.044 R)
• M12: 9,252,778 km (0.089 R)
• M13: 10,942,635 km (0.109 R)
• M14: 12,253,562 km (0.058 R)
• M15: 18,858,008 km (0.061 R)
• M16: 21,144,462 km (0.049 R)
• M17: 22,058,206 km (0.086 R)
• M18: 23,875,521 km (0.054 R)
• M19: 25,141,269 km (0.112 R)
• M20: 26,546,591 km (0.118 R)
• M21: 27,220,081 km (0.092 R)
• M22: 30,970,649 km (0.115 R)
• M23: 31,395,656 km (0.038 R)
• M24: 32,040,573 km (0.119 R)
• M25: 38,984,158 km (0.096 R)
• M26: 40,105,394 km (0.073 R)
• M27: 40,992,360 km (0.116 R)
• M28: 43,731,497 km (0.116 R)
• M29: 44,401,246 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.4

Radius: 6.2

Gravity: 15.49 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.42 AU - 20.98 AU

Year: 26454 Days

Day: 21.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,499,232 km

• M1: 77,193 km (0.05 R)
• M2: 273,615 km (0.084 R)
• M3: 570,117 km (0.079 R)
• M4: 1,270,535 km (0.074 R)
• M5: 1,836,314 km (0.046 R)
• M6: 2,143,737 km (0.088 R)
• M7: 2,461,184 km (0.09 R)
• M8: 2,783,568 km (0.09 R)
• M9: 4,950,343 km (0.104 R)
• M10: 5,383,429 km (0.104 R)
• M11: 6,600,408 km (0.116 R)
• M12: 7,322,816 km (0.094 R)
• M13: 9,624,977 km (0.04 R)
• M14: 9,988,949 km (0.097 R)
• M15: 16,523,982 km (0.081 R)
• M16: 18,031,779 km (0.118 R)
• M17: 18,492,092 km (0.05 R)
• M18: 18,866,087 km (0.061 R)
• M19: 20,611,295 km (0.028 R)
• M20: 25,439,866 km (0.099 R)
• M21: 31,234,390 km (0.117 R)
• M22: 32,979,898 km (0.118 R)
• M23: 36,371,431 km (0.118 R)
• M24: 37,402,609 km (0.118 R)
• M25: 38,605,077 km (0.065 R)
• M26: 42,528,281 km (0.114 R)
• M27: 44,837,175 km (0.093 R)
• M28: 45,681,804 km (0.109 R)
• M29: 47,054,963 km (0.051 R)
• M30: 52,449,761 km (0.077 R)
• M31: 53,954,866 km (0.053 R)
• M32: 61,707,027 km (0.084 R)
• M33: 62,961,854 km (0.108 R)
• M34: 75,981,357 km (0.061 R)
• M35: 82,106,492 km (0.072 R)
• M36: 86,714,855 km (0.068 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 13,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit