🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.45 AU - 0.65 AU

Year: 155 Days

Day: 45.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,047,775 km

• M1: 116,686 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.66 AU - 0.9 AU

Year: 262 Days

Day: 38.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.09 AU - 1.09 AU

Year: 433 Days

Day: 29.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,047,775 km

• M1: 71,957 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.84 AU - 3 AU

Year: 1900 Days

Day: 25.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,047,775 km

• M1: 119,080 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.83 AU - 4.41 AU

Year: 2623 Days

Day: 40.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,047,775 km

• M1: 2,636,363 km (0.102 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.2

Radius: 14.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.51 AU - 6.19 AU

Year: 5388 Days

Day: 10.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,047,775 km

• M1: 181,761 km (0.118 R)
• M2: 739,911 km (0.109 R)
• M3: 2,378,606 km (0.117 R)
• M4: 2,852,981 km (0.105 R)
• M5: 3,585,412 km (0.085 R)
• M6: 4,862,828 km (0.115 R)
• M7: 5,636,848 km (0.108 R)
• M8: 7,578,329 km (0.032 R)
• M9: 10,942,635 km (0.061 R)
• M10: 14,962,629 km (0.086 R)
• M11: 15,616,372 km (0.107 R)
• M12: 17,758,314 km (0.117 R)
• M13: 23,879,859 km (0.037 R)
• M14: 27,061,806 km (0.088 R)
• M15: 28,936,417 km (0.06 R)
• M16: 29,765,937 km (0.111 R)
• M17: 31,665,830 km (0.094 R)
• M18: 33,443,801 km (0.057 R)
• M19: 34,255,070 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.4

Radius: 12.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.94 AU - 6.92 AU

Year: 6209 Days

Day: 13.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,047,775 km

• M1: 165,605 km (0.074 R)
• M2: 640,129 km (0.115 R)
• M3: 1,192,445 km (0.036 R)
• M4: 1,958,087 km (0.065 R)
• M5: 2,713,107 km (0.114 R)
• M6: 3,566,862 km (0.086 R)
• M7: 3,997,853 km (0.109 R)
• M8: 4,723,403 km (0.083 R)
• M9: 5,714,339 km (0.066 R)
• M10: 6,805,058 km (0.057 R)
• M11: 7,545,268 km (0.117 R)
• M12: 8,377,780 km (0.118 R)
• M13: 8,979,762 km (0.085 R)
• M14: 9,610,466 km (0.096 R)
• M15: 10,180,883 km (0.072 R)
• M16: 10,866,939 km (0.096 R)
• M17: 11,534,893 km (0.113 R)
• M18: 12,743,644 km (0.111 R)
• M19: 14,202,523 km (0.078 R)
• M20: 16,011,610 km (0.041 R)
• M21: 19,522,522 km (0.07 R)
• M22: 20,438,809 km (0.075 R)
• M23: 25,705,402 km (0.089 R)
• M24: 31,909,375 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.6

Radius: 12.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.31 AU - 10.83 AU

Year: 11274 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,047,775 km

• M1: 346,618 km (0.08 R)
• M2: 841,338 km (0.114 R)
• M3: 1,508,096 km (0.038 R)
• M4: 3,254,651 km (0.116 R)
• M5: 3,705,689 km (0.094 R)
• M6: 6,736,841 km (0.094 R)
• M7: 7,718,652 km (0.106 R)
• M8: 19,201,635 km (0.116 R)
• M9: 22,494,583 km (0.049 R)
• M10: 23,525,462 km (0.051 R)
• M11: 25,130,348 km (0.108 R)
• M12: 31,748,707 km (0.108 R)
• M13: 32,392,726 km (0.063 R)
• M14: 43,391,012 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551

Radius: 8.6

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.07 AU - 13.63 AU

Year: 14561 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,047,775 km

• M1: 109,655 km (0.068 R)
• M2: 402,867 km (0.083 R)
• M3: 839,394 km (0.119 R)
• M4: 1,111,662 km (0.04 R)
• M5: 1,430,156 km (0.084 R)
• M6: 1,826,440 km (0.113 R)
• M7: 2,557,675 km (0.119 R)
• M8: 2,978,942 km (0.113 R)
• M9: 4,651,746 km (0.067 R)
• M10: 5,670,806 km (0.041 R)
• M11: 6,117,655 km (0.112 R)
• M12: 6,389,175 km (0.094 R)
• M13: 9,157,933 km (0.049 R)
• M14: 10,973,901 km (0.11 R)
• M15: 11,259,783 km (0.071 R)
• M16: 11,906,495 km (0.118 R)
• M17: 15,588,547 km (0.031 R)
• M18: 16,096,432 km (0.109 R)
• M19: 16,916,976 km (0.086 R)
• M20: 18,399,341 km (0.096 R)
• M21: 18,966,766 km (0.031 R)
• M22: 19,545,710 km (0.118 R)
• M23: 26,509,191 km (0.032 R)
• M24: 28,611,939 km (0.099 R)
• M25: 29,925,708 km (0.09 R)
• M26: 31,508,752 km (0.068 R)
• M27: 33,624,964 km (0.099 R)
• M28: 34,473,034 km (0.109 R)
• M29: 36,718,947 km (0.096 R)
• M30: 46,233,521 km (0.096 R)
• M31: 50,837,844 km (0.103 R)
• M32: 55,570,523 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.4

Radius: 5.3

Gravity: 22.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 13.29 AU - 14.67 AU

Year: 19905 Days

Day: 21.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,047,775 km

• M1: 65,973 km (0.09 R)
• M2: 455,675 km (0.11 R)
• M3: 1,180,776 km (0.101 R)
• M4: 1,851,722 km (0.104 R)
• M5: 2,467,467 km (0.118 R)
• M6: 4,660,123 km (0.104 R)
• M7: 4,980,562 km (0.115 R)
• M8: 6,072,028 km (0.12 R)
• M9: 7,895,028 km (0.115 R)
• M10: 11,331,440 km (0.09 R)
• M11: 13,766,894 km (0.095 R)
• M12: 14,953,354 km (0.098 R)
• M13: 17,024,088 km (0.103 R)
• M14: 21,822,440 km (0.115 R)
• M15: 25,224,744 km (0.094 R)
• M16: 25,879,235 km (0.055 R)
• M17: 27,794,686 km (0.105 R)
• M18: 29,321,781 km (0.108 R)
• M19: 37,661,264 km (0.073 R)
• M20: 49,288,908 km (0.075 R)
• M21: 56,554,877 km (0.097 R)
• M22: 68,425,916 km (0.084 R)
• M23: 68,636,700 km (0.105 R)
• M24: 69,697,050 km (0.1 R)
• M25: 71,416,228 km (0.09 R)
• M26: 71,850,511 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 17,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit