🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 47.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.9

Radius: 10.7

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.54 AU - 1.88 AU

Year: 1444 Days

Day: 11.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,570,671 km

• M1: 133,142 km (0.094 R)
• M2: 467,344 km (0.041 R)
• M3: 881,879 km (0.111 R)
• M4: 1,425,219 km (0.101 R)
• M5: 2,104,543 km (0.079 R)
• M6: 2,544,211 km (0.101 R)
• M7: 2,889,483 km (0.102 R)
• M8: 3,825,367 km (0.112 R)
• M9: 4,714,577 km (0.081 R)
• M10: 5,560,104 km (0.073 R)
• M11: 6,240,475 km (0.057 R)
• M12: 6,650,224 km (0.104 R)
• M13: 7,233,057 km (0.052 R)
• M14: 8,128,700 km (0.107 R)
• M15: 8,472,176 km (0.093 R)
• M16: 9,005,493 km (0.115 R)
• M17: 9,655,944 km (0.109 R)
• M18: 10,205,268 km (0.12 R)
• M19: 10,981,381 km (0.111 R)
• M20: 12,052,502 km (0.11 R)
• M21: 12,613,344 km (0.083 R)
• M22: 13,113,600 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 8.5

Gravity: 12.42 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.05 AU - 3.47 AU

Year: 3801 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,570,671 km

• M1: 105,766 km (0.1 R)
• M2: 397,631 km (0.073 R)
• M3: 688,300 km (0.114 R)
• M4: 1,231,340 km (0.033 R)
• M5: 1,633,758 km (0.089 R)
• M6: 2,687,825 km (0.045 R)
• M7: 3,470,820 km (0.046 R)
• M8: 3,828,210 km (0.092 R)
• M9: 5,317,008 km (0.093 R)
• M10: 5,678,436 km (0.116 R)
• M11: 6,206,068 km (0.071 R)
• M12: 6,862,503 km (0.097 R)
• M13: 7,359,168 km (0.093 R)
• M14: 8,424,305 km (0.06 R)
• M15: 10,945,627 km (0.093 R)
• M16: 11,716,356 km (0.103 R)
• M17: 13,416,535 km (0.087 R)
• M18: 14,088,080 km (0.1 R)
• M19: 14,512,190 km (0.084 R)
• M20: 15,949,975 km (0.088 R)
• M21: 18,532,483 km (0.119 R)
• M22: 20,626,554 km (0.06 R)
• M23: 23,459,788 km (0.063 R)
• M24: 24,586,111 km (0.075 R)
• M25: 26,864,935 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 11.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.66 AU - 4.32 AU

Year: 5146 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,570,671 km

• M1: 141,819 km (0.083 R)
• M2: 725,101 km (0.04 R)
• M3: 1,089,222 km (0.101 R)
• M4: 2,264,164 km (0.11 R)
• M5: 2,621,553 km (0.091 R)
• M6: 3,061,520 km (0.03 R)
• M7: 3,651,235 km (0.111 R)
• M8: 5,676,342 km (0.105 R)
• M9: 6,568,992 km (0.054 R)
• M10: 7,978,653 km (0.112 R)
• M11: 8,724,099 km (0.101 R)
• M12: 9,225,102 km (0.112 R)
• M13: 9,911,757 km (0.097 R)
• M14: 12,924,059 km (0.082 R)
• M15: 14,079,104 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.6

Radius: 15

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.76 AU - 4.7 AU

Year: 5617 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,570,671 km

• M1: 186,848 km (0.11 R)
• M2: 720,463 km (0.078 R)
• M3: 1,263,204 km (0.116 R)
• M4: 1,802,804 km (0.044 R)
• M5: 2,354,820 km (0.09 R)
• M6: 3,531,707 km (0.104 R)
• M7: 5,684,569 km (0.051 R)
• M8: 6,535,333 km (0.098 R)
• M9: 7,025,116 km (0.119 R)
• M10: 7,610,044 km (0.118 R)
• M11: 9,276,564 km (0.046 R)
• M12: 10,457,190 km (0.107 R)
• M13: 12,216,910 km (0.073 R)
• M14: 13,167,605 km (0.107 R)
• M15: 20,075,436 km (0.112 R)
• M16: 25,720,960 km (0.069 R)
• M17: 26,699,929 km (0.117 R)
• M18: 27,282,313 km (0.116 R)
• M19: 29,431,735 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.8

Radius: 11.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.86 AU - 6.62 AU

Year: 8879 Days

Day: 8.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,570,671 km

• M1: 144,212 km (0.077 R)
• M2: 514,916 km (0.036 R)
• M3: 981,811 km (0.088 R)
• M4: 2,135,061 km (0.119 R)
• M5: 3,088,149 km (0.074 R)
• M6: 3,541,430 km (0.081 R)
• M7: 4,091,352 km (0.107 R)
• M8: 5,987,356 km (0.113 R)
• M9: 6,550,143 km (0.032 R)
• M10: 6,995,196 km (0.109 R)
• M11: 9,207,899 km (0.105 R)
• M12: 9,814,967 km (0.085 R)
• M13: 13,853,511 km (0.104 R)
• M14: 15,285,611 km (0.036 R)
• M15: 19,032,440 km (0.105 R)
• M16: 25,647,059 km (0.081 R)
• M17: 29,366,810 km (0.097 R)
• M18: 30,070,518 km (0.093 R)
• M19: 32,249,262 km (0.104 R)
• M20: 32,675,915 km (0.109 R)
• M21: 42,020,845 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.9

Radius: 5.6

Gravity: 24.9 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.14 AU - 6.6 AU

Year: 10381 Days

Day: 15.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,570,671 km

• M1: 69,713 km (0.111 R)
• M2: 246,088 km (0.085 R)
• M3: 449,841 km (0.096 R)
• M4: 685,308 km (0.091 R)
• M5: 890,107 km (0.113 R)
• M6: 1,243,906 km (0.07 R)
• M7: 1,829,432 km (0.093 R)
• M8: 2,174,854 km (0.091 R)
• M9: 2,521,771 km (0.094 R)
• M10: 2,816,629 km (0.118 R)
• M11: 3,041,026 km (0.057 R)
• M12: 3,301,625 km (0.067 R)
• M13: 4,962,610 km (0.073 R)
• M14: 5,157,985 km (0.112 R)
• M15: 5,954,444 km (0.116 R)
• M16: 8,232,221 km (0.062 R)
• M17: 9,266,990 km (0.106 R)
• M18: 11,143,097 km (0.097 R)
• M19: 12,052,801 km (0.099 R)
• M20: 12,287,670 km (0.088 R)
• M21: 12,888,455 km (0.077 R)
• M22: 14,213,593 km (0.094 R)
• M23: 16,619,725 km (0.082 R)
• M24: 20,928,144 km (0.056 R)
• M25: 21,697,376 km (0.112 R)
• M26: 34,649,859 km (0.068 R)
• M27: 40,120,055 km (0.109 R)
• M28: 40,644,245 km (0.051 R)
• M29: 41,172,775 km (0.11 R)
• M30: 47,148,611 km (0.074 R)
• M31: 47,439,878 km (0.07 R)
• M32: 48,025,853 km (0.106 R)
• M33: 48,765,166 km (0.102 R)
• M34: 50,722,804 km (0.113 R)
• M35: 51,028,582 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.2

Radius: 6

Gravity: 25.26 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.73 AU - 8.21 AU

Year: 14528 Days

Day: 17 Hours

Environment

Temp: -233 °C

Axial Tilt: 139.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,570,671 km

• M1: 75,098 km (0.104 R)
• M2: 442,660 km (0.099 R)
• M3: 673,340 km (0.113 R)
• M4: 1,019,360 km (0.108 R)
• M5: 1,206,956 km (0.106 R)
• M6: 1,403,078 km (0.094 R)
• M7: 1,720,824 km (0.11 R)
• M8: 1,952,252 km (0.057 R)
• M9: 2,456,397 km (0.115 R)
• M10: 2,727,468 km (0.069 R)
• M11: 2,943,787 km (0.109 R)
• M12: 3,634,031 km (0.058 R)
• M13: 5,219,470 km (0.117 R)
• M14: 6,390,671 km (0.104 R)
• M15: 6,644,389 km (0.113 R)
• M16: 8,562,384 km (0.096 R)
• M17: 9,730,294 km (0.099 R)
• M18: 10,585,097 km (0.072 R)
• M19: 11,243,178 km (0.068 R)
• M20: 13,866,526 km (0.116 R)
• M21: 18,525,303 km (0.107 R)
• M22: 20,740,698 km (0.052 R)
• M23: 23,027,899 km (0.064 R)
• M24: 24,849,852 km (0.079 R)
• M25: 25,795,909 km (0.107 R)
• M26: 26,009,385 km (0.029 R)
• M27: 28,777,993 km (0.107 R)
• M28: 31,981,930 km (0.113 R)
• M29: 33,479,405 km (0.076 R)
• M30: 38,389,656 km (0.118 R)
• M31: 38,807,632 km (0.085 R)
• M32: 39,794,679 km (0.081 R)
• M33: 43,155,844 km (0.109 R)
• M34: 43,759,023 km (0.089 R)
• M35: 45,602,517 km (0.11 R)
• M36: 47,018,611 km (0.119 R)
• M37: 50,103,917 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 16,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit