🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.97 AU - 1.03 AU

Year: 379 Days

Day: 20.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.17 AU - 1.45 AU

Year: 568 Days

Day: 46.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.89 AU - 4.25 AU

Year: 2555 Days

Day: 38.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.2

Radius: 9.3

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.49 AU - 7.55 AU

Year: 7810 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,789,665 km

• M1: 120,127 km (0.114 R)
• M2: 1,074,412 km (0.098 R)
• M3: 2,114,865 km (0.098 R)
• M4: 2,486,616 km (0.101 R)
• M5: 3,248,817 km (0.042 R)
• M6: 3,872,191 km (0.097 R)
• M7: 4,688,248 km (0.115 R)
• M8: 5,356,352 km (0.065 R)
• M9: 6,261,568 km (0.092 R)
• M10: 6,695,253 km (0.045 R)
• M11: 7,422,897 km (0.096 R)
• M12: 8,546,377 km (0.069 R)
• M13: 9,448,901 km (0.113 R)
• M14: 13,111,505 km (0.066 R)
• M15: 14,187,264 km (0.114 R)
• M16: 14,496,333 km (0.113 R)
• M17: 16,513,810 km (0.117 R)
• M18: 17,413,043 km (0.116 R)
• M19: 19,842,213 km (0.106 R)
• M20: 20,937,868 km (0.071 R)
• M21: 23,679,398 km (0.091 R)
• M22: 25,091,153 km (0.086 R)
• M23: 25,634,792 km (0.095 R)
• M24: 26,464,761 km (0.091 R)
• M25: 26,933,601 km (0.107 R)
• M26: 29,261,643 km (0.06 R)
• M27: 34,871,563 km (0.059 R)
• M28: 35,435,098 km (0.096 R)
• M29: 36,349,440 km (0.119 R)
• M30: 37,987,387 km (0.066 R)
• M31: 40,164,784 km (0.118 R)
• M32: 41,788,220 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.4

Radius: 12.2

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.13 AU - 8.47 AU

Year: 9057 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,789,665 km

• M1: 152,141 km (0.092 R)
• M2: 893,548 km (0.103 R)
• M3: 2,159,744 km (0.105 R)
• M4: 2,577,123 km (0.112 R)
• M5: 3,577,633 km (0.097 R)
• M6: 4,557,649 km (0.051 R)
• M7: 5,509,690 km (0.114 R)
• M8: 6,776,784 km (0.103 R)
• M9: 12,017,646 km (0.087 R)
• M10: 15,412,919 km (0.079 R)
• M11: 16,284,177 km (0.115 R)
• M12: 19,324,305 km (0.097 R)
• M13: 24,927,194 km (0.054 R)
• M14: 28,443,492 km (0.046 R)
• M15: 29,753,670 km (0.063 R)
• M16: 30,268,137 km (0.104 R)
• M17: 30,788,588 km (0.092 R)
• M18: 35,169,562 km (0.11 R)
• M19: 42,624,473 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981

Radius: 12

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.29 AU - 11.31 AU

Year: 12520 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,789,665 km

• M1: 149,299 km (0.045 R)
• M2: 545,733 km (0.115 R)
• M3: 1,139,337 km (0.105 R)
• M4: 2,181,735 km (0.106 R)
• M5: 3,119,415 km (0.093 R)
• M6: 3,722,294 km (0.052 R)
• M7: 4,339,535 km (0.102 R)
• M8: 6,691,513 km (0.058 R)
• M9: 7,292,298 km (0.109 R)
• M10: 9,737,176 km (0.102 R)
• M11: 11,145,041 km (0.082 R)
• M12: 12,429,040 km (0.075 R)
• M13: 13,338,296 km (0.057 R)
• M14: 14,152,407 km (0.118 R)
• M15: 15,071,537 km (0.07 R)
• M16: 16,950,486 km (0.104 R)
• M17: 18,314,220 km (0.111 R)
• M18: 22,276,170 km (0.112 R)
• M19: 24,207,628 km (0.071 R)
• M20: 35,563,603 km (0.077 R)
• M21: 35,950,313 km (0.049 R)
• M22: 40,673,118 km (0.037 R)
• M23: 42,672,643 km (0.063 R)
• M24: 44,140,647 km (0.118 R)
• M25: 47,644,079 km (0.108 R)
• M26: 48,271,792 km (0.088 R)
• M27: 50,349,856 km (0.04 R)
• M28: 55,027,183 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976

Radius: 14.5

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.84 AU - 12.36 AU

Year: 13071 Days

Day: 13.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,789,665 km

• M1: 180,565 km (0.098 R)
• M2: 671,994 km (0.083 R)
• M3: 1,125,874 km (0.059 R)
• M4: 1,748,500 km (0.091 R)
• M5: 2,512,197 km (0.107 R)
• M6: 5,546,341 km (0.095 R)
• M7: 8,073,947 km (0.1 R)
• M8: 9,014,319 km (0.093 R)
• M9: 11,901,109 km (0.111 R)
• M10: 14,348,680 km (0.069 R)
• M11: 20,666,946 km (0.12 R)
• M12: 25,711,536 km (0.089 R)
• M13: 26,341,791 km (0.106 R)
• M14: 27,090,379 km (0.096 R)
• M15: 33,473,571 km (0.071 R)
• M16: 51,900,139 km (0.067 R)
• M17: 54,443,303 km (0.114 R)
• M18: 56,536,925 km (0.05 R)
• M19: 60,884,089 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425

Radius: 6.2

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12.01 AU - 18.99 AU

Year: 23112 Days

Day: 23.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,789,665 km

• M1: 77,193 km (0.031 R)
• M2: 327,769 km (0.062 R)
• M3: 574,456 km (0.12 R)
• M4: 786,586 km (0.11 R)
• M5: 1,836,314 km (0.082 R)
• M6: 2,287,202 km (0.111 R)
• M7: 2,527,755 km (0.112 R)
• M8: 2,858,217 km (0.105 R)
• M9: 3,994,263 km (0.085 R)
• M10: 5,366,076 km (0.1 R)
• M11: 5,713,442 km (0.104 R)
• M12: 6,075,768 km (0.106 R)
• M13: 8,221,450 km (0.09 R)
• M14: 8,631,049 km (0.111 R)
• M15: 10,231,148 km (0.1 R)
• M16: 12,019,291 km (0.074 R)
• M17: 12,748,880 km (0.091 R)
• M18: 13,933,994 km (0.102 R)
• M19: 14,223,167 km (0.101 R)
• M20: 15,190,617 km (0.052 R)
• M21: 16,280,886 km (0.096 R)
• M22: 17,008,829 km (0.059 R)
• M23: 17,339,141 km (0.067 R)
• M24: 17,589,718 km (0.084 R)
• M25: 21,934,937 km (0.115 R)
• M26: 22,822,352 km (0.116 R)
• M27: 23,427,027 km (0.109 R)
• M28: 24,668,390 km (0.096 R)
• M29: 30,678,634 km (0.112 R)
• M30: 33,178,863 km (0.117 R)
• M31: 35,140,989 km (0.063 R)
• M32: 37,735,614 km (0.094 R)
• M33: 39,007,944 km (0.085 R)
• M34: 46,441,163 km (0.117 R)
• M35: 47,738,027 km (0.105 R)
• M36: 54,407,250 km (0.109 R)
• M37: 55,304,687 km (0.109 R)
• M38: 61,283,815 km (0.052 R)
• M39: 62,255,303 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.2

Radius: 5.3

Gravity: 32.01 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.13 AU - 16.49 AU

Year: 24948 Days

Day: 19.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,789,665 km

• M1: 66,122 km (0.103 R)
• M2: 282,740 km (0.078 R)
• M3: 600,935 km (0.106 R)
• M4: 1,302,100 km (0.086 R)
• M5: 1,684,472 km (0.086 R)
• M6: 1,964,818 km (0.113 R)
• M7: 2,346,592 km (0.12 R)
• M8: 5,153,497 km (0.106 R)
• M9: 6,570,189 km (0.101 R)
• M10: 7,011,203 km (0.034 R)
• M11: 7,843,865 km (0.12 R)
• M12: 9,395,195 km (0.114 R)
• M13: 13,630,909 km (0.106 R)
• M14: 17,008,380 km (0.062 R)
• M15: 18,026,543 km (0.082 R)
• M16: 19,879,762 km (0.069 R)
• M17: 21,642,324 km (0.09 R)
• M18: 22,397,344 km (0.071 R)
• M19: 23,846,050 km (0.099 R)
• M20: 38,060,690 km (0.09 R)
• M21: 53,258,787 km (0.054 R)
• M22: 57,042,715 km (0.103 R)
• M23: 58,067,461 km (0.073 R)
• M24: 61,858,121 km (0.103 R)
• M25: 62,722,348 km (0.12 R)
• M26: 68,306,837 km (0.111 R)
• M27: 71,101,325 km (0.087 R)
• M28: 72,287,935 km (0.053 R)
• M29: 74,213,708 km (0.116 R)
• M30: 80,451,940 km (0.118 R)
• M31: 87,571,901 km (0.072 R)
• M32: 88,661,272 km (0.117 R)
• M33: 91,983,243 km (0.084 R)
• M34: 92,826,526 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.1

Radius: 4.1

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 16.84 AU - 18.4 AU

Year: 28013 Days

Day: 24.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,789,665 km

• M1: 51,013 km (0.084 R)
• M2: 325,974 km (0.06 R)
• M3: 949,498 km (0.111 R)
• M4: 1,545,346 km (0.119 R)
• M5: 1,979,329 km (0.082 R)
• M6: 3,617,725 km (0.071 R)
• M7: 7,841,621 km (0.096 R)
• M8: 8,007,675 km (0.103 R)
• M9: 8,303,879 km (0.113 R)
• M10: 10,585,695 km (0.059 R)
• M11: 11,519,335 km (0.118 R)
• M12: 35,890,025 km (0.106 R)
• M13: 42,789,629 km (0.101 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: 212 - 17,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit