🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.62 AU - 0.9 AU

Year: 296 Days

Day: 45.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,370,908 km

• M1: 444,156 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.52 AU - 1.6 AU

Year: 869 Days

Day: 37.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.1

Radius: 14

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.64 AU - 3.98 AU

Year: 3318 Days

Day: 5.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,370,908 km

• M1: 174,132 km (0.107 R)
• M2: 675,434 km (0.112 R)
• M3: 1,137,243 km (0.084 R)
• M4: 1,752,689 km (0.057 R)
• M5: 2,224,820 km (0.111 R)
• M6: 3,005,122 km (0.119 R)
• M7: 3,451,372 km (0.117 R)
• M8: 3,902,859 km (0.114 R)
• M9: 4,415,381 km (0.111 R)
• M10: 5,089,768 km (0.04 R)
• M11: 5,576,859 km (0.09 R)
• M12: 7,259,386 km (0.107 R)
• M13: 7,752,012 km (0.08 R)
• M14: 9,692,296 km (0.091 R)
• M15: 10,560,562 km (0.095 R)
• M16: 11,645,147 km (0.106 R)
• M17: 12,582,976 km (0.06 R)
• M18: 14,608,980 km (0.08 R)
• M19: 16,950,935 km (0.073 R)
• M20: 18,778,572 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.4

Radius: 10.9

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.02 AU - 4.02 AU

Year: 3597 Days

Day: 7.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,370,908 km

• M1: 135,685 km (0.07 R)
• M2: 500,704 km (0.094 R)
• M3: 1,155,793 km (0.032 R)
• M4: 1,506,600 km (0.077 R)
• M5: 2,355,568 km (0.084 R)
• M6: 3,619,520 km (0.072 R)
• M7: 4,976,822 km (0.043 R)
• M8: 7,159,006 km (0.118 R)
• M9: 7,800,183 km (0.12 R)
• M10: 8,369,552 km (0.091 R)
• M11: 9,873,759 km (0.058 R)
• M12: 11,370,635 km (0.098 R)
• M13: 17,895,196 km (0.089 R)
• M14: 18,634,958 km (0.105 R)
• M15: 21,592,358 km (0.106 R)
• M16: 24,247,720 km (0.041 R)
• M17: 24,773,407 km (0.1 R)
• M18: 25,847,819 km (0.093 R)
• M19: 26,239,018 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492

Radius: 14.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.14 AU - 8.1 AU

Year: 7600 Days

Day: 15 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,370,908 km

• M1: 185,501 km (0.088 R)
• M2: 695,630 km (0.114 R)
• M3: 1,194,389 km (0.099 R)
• M4: 1,972,298 km (0.118 R)
• M5: 2,896,215 km (0.057 R)
• M6: 3,761,190 km (0.114 R)
• M7: 4,318,442 km (0.073 R)
• M8: 5,244,004 km (0.12 R)
• M9: 7,196,555 km (0.1 R)
• M10: 8,178,815 km (0.085 R)
• M11: 9,378,141 km (0.087 R)
• M12: 10,644,337 km (0.079 R)
• M13: 12,021,984 km (0.108 R)
• M14: 13,626,720 km (0.109 R)
• M15: 15,249,558 km (0.082 R)
• M16: 16,804,628 km (0.105 R)
• M17: 19,580,566 km (0.103 R)
• M18: 24,754,109 km (0.091 R)
• M19: 27,879,658 km (0.049 R)
• M20: 30,294,616 km (0.11 R)
• M21: 32,544,568 km (0.061 R)
• M22: 33,556,897 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.1

Radius: 13.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6 AU - 8.86 AU

Year: 9037 Days

Day: 5.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,370,908 km

• M1: 164,109 km (0.109 R)
• M2: 830,867 km (0.097 R)
• M3: 1,251,685 km (0.074 R)
• M4: 1,849,329 km (0.088 R)
• M5: 2,275,533 km (0.072 R)
• M6: 3,725,137 km (0.112 R)
• M7: 4,307,820 km (0.076 R)
• M8: 5,688,908 km (0.092 R)
• M9: 10,385,683 km (0.073 R)
• M10: 11,132,176 km (0.076 R)
• M11: 12,400,616 km (0.111 R)
• M12: 13,704,511 km (0.059 R)
• M13: 14,480,924 km (0.109 R)
• M14: 15,861,413 km (0.081 R)
• M15: 17,396,736 km (0.027 R)
• M16: 18,307,189 km (0.112 R)
• M17: 19,249,207 km (0.037 R)
• M18: 20,452,572 km (0.112 R)
• M19: 22,926,173 km (0.037 R)
• M20: 25,861,582 km (0.055 R)
• M21: 27,047,445 km (0.098 R)
• M22: 29,823,084 km (0.07 R)
• M23: 31,025,402 km (0.059 R)
• M24: 32,155,614 km (0.042 R)
• M25: 32,678,308 km (0.062 R)
• M26: 35,156,248 km (0.096 R)
• M27: 38,222,106 km (0.097 R)
• M28: 39,640,294 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.4

Radius: 4.9

Gravity: 26.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.02 AU - 10.96 AU

Year: 14090 Days

Day: 17.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,370,908 km

• M1: 61,335 km (0.096 R)
• M2: 462,257 km (0.111 R)
• M3: 1,077,404 km (0.063 R)
• M4: 1,609,224 km (0.094 R)
• M5: 2,014,186 km (0.087 R)
• M6: 2,221,229 km (0.11 R)
• M7: 3,322,120 km (0.102 R)
• M8: 3,749,371 km (0.106 R)
• M9: 4,943,462 km (0.046 R)
• M10: 5,755,628 km (0.055 R)
• M11: 6,330,982 km (0.095 R)
• M12: 8,334,845 km (0.089 R)
• M13: 8,526,779 km (0.086 R)
• M14: 9,171,397 km (0.068 R)
• M15: 14,759,775 km (0.065 R)
• M16: 15,687,132 km (0.117 R)
• M17: 29,679,918 km (0.098 R)
• M18: 32,083,358 km (0.099 R)
• M19: 33,755,862 km (0.102 R)
• M20: 39,389,419 km (0.118 R)
• M21: 50,698,569 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.9

Radius: 5

Gravity: 22.16 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.48 AU - 11.64 AU

Year: 14238 Days

Day: 21 Hours

Environment

Temp: -201 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,370,908 km

• M1: 62,233 km (0.048 R)
• M2: 306,676 km (0.085 R)
• M3: 623,225 km (0.083 R)
• M4: 872,305 km (0.064 R)
• M5: 1,065,885 km (0.083 R)
• M6: 1,695,692 km (0.08 R)
• M7: 2,036,177 km (0.1 R)
• M8: 2,718,193 km (0.089 R)
• M9: 3,063,166 km (0.102 R)
• M10: 3,541,430 km (0.101 R)
• M11: 3,896,426 km (0.106 R)
• M12: 4,457,418 km (0.112 R)
• M13: 6,663,538 km (0.053 R)
• M14: 6,992,803 km (0.099 R)
• M15: 8,138,423 km (0.103 R)
• M16: 10,136,752 km (0.094 R)
• M17: 10,738,883 km (0.098 R)
• M18: 15,566,107 km (0.063 R)
• M19: 16,589,656 km (0.1 R)
• M20: 19,343,304 km (0.03 R)
• M21: 19,676,309 km (0.036 R)
• M22: 22,296,067 km (0.12 R)
• M23: 23,783,967 km (0.077 R)
• M24: 23,974,555 km (0.11 R)
• M25: 26,750,044 km (0.048 R)
• M26: 28,321,570 km (0.111 R)
• M27: 31,993,599 km (0.062 R)
• M28: 32,225,925 km (0.11 R)
• M29: 33,523,237 km (0.094 R)
• M30: 35,596,215 km (0.093 R)
• M31: 39,460,029 km (0.057 R)
• M32: 42,745,348 km (0.094 R)
• M33: 44,454,503 km (0.096 R)
• M34: 44,888,786 km (0.064 R)
• M35: 47,252,731 km (0.092 R)
• M36: 50,166,150 km (0.092 R)
• M37: 54,674,581 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.9

Radius: 3.9

Gravity: 42.53 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 13.12 AU - 19.12 AU

Year: 28880 Days

Day: 20.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,370,908 km

• M1: 48,619 km (0.097 R)
• M2: 193,430 km (0.114 R)
• M3: 604,375 km (0.115 R)
• M4: 995,873 km (0.105 R)
• M5: 1,208,302 km (0.108 R)
• M6: 1,666,520 km (0.094 R)
• M7: 3,696,713 km (0.042 R)
• M8: 4,065,771 km (0.047 R)
• M9: 4,458,914 km (0.095 R)
• M10: 4,798,950 km (0.059 R)
• M11: 5,659,587 km (0.086 R)
• M12: 7,680,355 km (0.106 R)
• M13: 8,168,493 km (0.111 R)
• M14: 8,562,234 km (0.119 R)
• M15: 9,387,416 km (0.088 R)
• M16: 9,570,973 km (0.074 R)
• M17: 9,694,690 km (0.057 R)
• M18: 11,470,267 km (0.105 R)
• M19: 17,059,094 km (0.101 R)
• M20: 19,825,458 km (0.065 R)
• M21: 20,638,073 km (0.109 R)
• M22: 21,684,810 km (0.034 R)
• M23: 30,552,972 km (0.074 R)
• M24: 31,362,745 km (0.049 R)
• M25: 33,734,769 km (0.091 R)
• M26: 35,627,331 km (0.118 R)
• M27: 45,807,915 km (0.06 R)
• M28: 46,159,470 km (0.076 R)
• M29: 49,036,836 km (0.078 R)
• M30: 50,145,954 km (0.119 R)
• M31: 52,798,773 km (0.12 R)
• M32: 60,046,641 km (0.059 R)
• M33: 61,315,679 km (0.055 R)
• M34: 64,345,934 km (0.119 R)
• M35: 76,228,193 km (0.085 R)
• M36: 80,491,882 km (0.082 R)
• M37: 81,517,675 km (0.072 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 20,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit