🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.4

Radius: 12.1

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.25 AU - 1.63 AU

Year: 1099 Days

Day: 11.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,026,548 km

• M1: 150,495 km (0.064 R)
• M2: 668,852 km (0.114 R)
• M3: 1,218,624 km (0.079 R)
• M4: 2,396,707 km (0.086 R)
• M5: 3,411,131 km (0.028 R)
• M6: 3,995,460 km (0.066 R)
• M7: 5,486,502 km (0.119 R)
• M8: 5,971,349 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846

Radius: 14.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.58 AU - 2.14 AU

Year: 1613 Days

Day: 12.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,026,548 km

• M1: 175,329 km (0.112 R)
• M2: 751,879 km (0.06 R)
• M3: 1,228,797 km (0.073 R)
• M4: 1,729,202 km (0.113 R)
• M5: 2,293,335 km (0.086 R)
• M6: 3,577,483 km (0.04 R)
• M7: 5,145,120 km (0.08 R)
• M8: 6,403,686 km (0.061 R)
• M9: 6,971,859 km (0.093 R)
• M10: 8,091,599 km (0.095 R)
• M11: 8,633,293 km (0.099 R)
• M12: 9,856,705 km (0.112 R)
• M13: 10,475,142 km (0.1 R)
• M14: 12,135,379 km (0.097 R)
• M15: 13,377,341 km (0.049 R)
• M16: 14,179,335 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 8.1

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.67 AU - 3.75 AU

Year: 3657 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,026,548 km

• M1: 118,332 km (0.104 R)
• M2: 889,060 km (0.097 R)
• M3: 1,365,529 km (0.097 R)
• M4: 1,724,863 km (0.106 R)
• M5: 2,745,420 km (0.077 R)
• M6: 3,377,172 km (0.117 R)
• M7: 3,856,334 km (0.114 R)
• M8: 7,609,595 km (0.073 R)
• M9: 8,163,556 km (0.059 R)
• M10: 8,639,726 km (0.112 R)
• M11: 10,852,428 km (0.095 R)
• M12: 15,627,891 km (0.048 R)
• M13: 15,992,162 km (0.104 R)
• M14: 18,586,787 km (0.103 R)
• M15: 19,351,233 km (0.062 R)
• M16: 20,505,979 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 9.3

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.34 AU - 3.98 AU

Year: 4452 Days

Day: 5.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,026,548 km

• M1: 115,789 km (0.079 R)
• M2: 585,975 km (0.09 R)
• M3: 936,333 km (0.119 R)
• M4: 1,494,932 km (0.106 R)
• M5: 2,084,796 km (0.1 R)
• M6: 2,581,610 km (0.116 R)
• M7: 3,117,171 km (0.071 R)
• M8: 4,012,514 km (0.108 R)
• M9: 4,990,884 km (0.098 R)
• M10: 6,585,448 km (0.117 R)
• M11: 7,275,692 km (0.051 R)
• M12: 7,941,104 km (0.039 R)
• M13: 9,886,175 km (0.103 R)
• M14: 10,702,381 km (0.087 R)
• M15: 11,702,742 km (0.031 R)
• M16: 12,177,715 km (0.114 R)
• M17: 14,367,380 km (0.105 R)
• M18: 15,189,420 km (0.095 R)
• M19: 15,526,763 km (0.115 R)
• M20: 18,031,031 km (0.111 R)
• M21: 18,664,878 km (0.111 R)
• M22: 24,204,487 km (0.026 R)
• M23: 24,588,056 km (0.071 R)
• M24: 25,131,844 km (0.087 R)
• M25: 26,163,022 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 11.7

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.61 AU - 4.85 AU

Year: 5532 Days

Day: 13.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 90,026,548 km

• M1: 145,858 km (0.089 R)
• M2: 780,153 km (0.092 R)
• M3: 8,496,411 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.4

Radius: 14.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.17 AU - 6.43 AU

Year: 7758 Days

Day: 5.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,026,548 km

• M1: 177,872 km (0.112 R)
• M2: 785,090 km (0.117 R)
• M3: 1,240,316 km (0.052 R)
• M4: 1,790,836 km (0.077 R)
• M5: 2,430,816 km (0.099 R)
• M6: 4,766,487 km (0.087 R)
• M7: 6,725,172 km (0.115 R)
• M8: 7,338,524 km (0.094 R)
• M9: 8,115,385 km (0.116 R)
• M10: 8,811,464 km (0.041 R)
• M11: 12,224,689 km (0.043 R)
• M12: 15,109,684 km (0.046 R)
• M13: 16,030,459 km (0.069 R)
• M14: 17,198,220 km (0.053 R)
• M15: 18,867,732 km (0.117 R)
• M16: 22,611,419 km (0.1 R)
• M17: 23,554,484 km (0.072 R)
• M18: 24,079,722 km (0.083 R)
• M19: 26,541,056 km (0.096 R)
• M20: 31,852,678 km (0.084 R)
• M21: 33,917,876 km (0.036 R)
• M22: 35,840,059 km (0.064 R)
• M23: 38,675,986 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.8

Radius: 3.3

Gravity: 82.44 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.9 AU - 8.74 AU

Year: 13904 Days

Day: 22.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,026,548 km

• M1: 41,139 km (0.089 R)
• M2: 403,166 km (0.084 R)
• M3: 672,143 km (0.049 R)
• M4: 1,188,854 km (0.099 R)
• M5: 1,521,261 km (0.064 R)
• M6: 1,734,737 km (0.109 R)
• M7: 2,043,657 km (0.117 R)
• M8: 3,295,641 km (0.076 R)
• M9: 3,568,208 km (0.074 R)
• M10: 3,885,206 km (0.115 R)
• M11: 4,347,314 km (0.105 R)
• M12: 4,708,743 km (0.12 R)
• M13: 5,089,768 km (0.049 R)
• M14: 5,604,086 km (0.109 R)
• M15: 6,564,953 km (0.061 R)
• M16: 9,929,559 km (0.066 R)
• M17: 12,391,640 km (0.065 R)
• M18: 19,770,705 km (0.046 R)
• M19: 20,304,769 km (0.066 R)
• M20: 20,848,258 km (0.087 R)
• M21: 24,518,044 km (0.114 R)
• M22: 24,927,643 km (0.113 R)
• M23: 27,923,939 km (0.117 R)
• M24: 31,873,921 km (0.108 R)
• M25: 38,197,722 km (0.089 R)
• M26: 44,697,151 km (0.109 R)
• M27: 46,860,037 km (0.059 R)
• M28: 51,226,350 km (0.05 R)
• M29: 55,679,879 km (0.082 R)
• M30: 56,387,028 km (0.111 R)
• M31: 57,459,196 km (0.093 R)
• M32: 57,819,577 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602

Radius: 6.3

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.79 AU - 11.57 AU

Year: 19149 Days

Day: 17.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 53.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 90,026,548 km

• M1: 78,389 km (0.061 R)
• M2: 533,466 km (0.112 R)
• M3: 752,178 km (0.12 R)
• M4: 1,292,825 km (0.099 R)
• M5: 1,517,222 km (0.102 R)
• M6: 1,821,055 km (0.04 R)
• M7: 2,352,576 km (0.11 R)
• M8: 3,058,828 km (0.111 R)
• M9: 4,638,581 km (0.118 R)
• M10: 4,952,587 km (0.054 R)
• M11: 7,515,049 km (0.084 R)
• M12: 7,753,807 km (0.1 R)
• M13: 10,370,573 km (0.076 R)
• M14: 11,276,388 km (0.095 R)
• M15: 13,663,970 km (0.113 R)
• M16: 14,900,546 km (0.106 R)
• M17: 15,584,508 km (0.093 R)
• M18: 16,528,770 km (0.1 R)
• M19: 17,344,377 km (0.053 R)
• M20: 22,217,528 km (0.034 R)
• M21: 24,965,042 km (0.113 R)
• M22: 25,604,872 km (0.063 R)
• M23: 27,364,742 km (0.08 R)
• M24: 29,557,398 km (0.052 R)
• M25: 29,794,810 km (0.076 R)
• M26: 39,071,972 km (0.117 R)
• M27: 40,516,040 km (0.077 R)
• M28: 46,648,805 km (0.071 R)
• M29: 51,634,453 km (0.053 R)
• M30: 57,147,434 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 6.9

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.5 AU - 10.86 AU

Year: 19149 Days

Day: 23.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,026,548 km

• M1: 86,617 km (0.114 R)
• M2: 414,536 km (0.057 R)
• M3: 743,501 km (0.106 R)
• M4: 1,253,780 km (0.1 R)
• M5: 1,617,901 km (0.11 R)
• M6: 2,069,836 km (0.05 R)
• M7: 2,493,647 km (0.104 R)
• M8: 3,764,930 km (0.11 R)
• M9: 8,555,652 km (0.06 R)
• M10: 14,493,640 km (0.113 R)
• M11: 16,570,208 km (0.057 R)
• M12: 19,869,140 km (0.104 R)
• M13: 22,327,931 km (0.045 R)
• M14: 22,804,550 km (0.08 R)
• M15: 24,880,669 km (0.11 R)
• M16: 26,227,199 km (0.101 R)
• M17: 27,730,808 km (0.108 R)
• M18: 32,221,287 km (0.109 R)
• M19: 37,040,433 km (0.095 R)
• M20: 41,311,153 km (0.111 R)
• M21: 45,745,682 km (0.119 R)
• M22: 48,394,163 km (0.096 R)
• M23: 58,018,692 km (0.112 R)
• M24: 59,100,434 km (0.072 R)
• M25: 59,463,957 km (0.112 R)
• M26: 60,563,501 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857.4

Radius: 7.1

Gravity: 17.01 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.1 AU - 12.78 AU

Year: 23007 Days

Day: 23.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,026,548 km

• M1: 88,263 km (0.113 R)
• M2: 410,347 km (0.09 R)
• M3: 818,600 km (0.067 R)
• M4: 1,614,909 km (0.119 R)
• M5: 2,793,591 km (0.076 R)
• M6: 3,469,623 km (0.114 R)
• M7: 3,911,386 km (0.116 R)
• M8: 4,680,917 km (0.118 R)
• M9: 5,220,816 km (0.058 R)
• M10: 7,139,708 km (0.051 R)
• M11: 8,504,489 km (0.115 R)
• M12: 9,366,472 km (0.109 R)
• M13: 13,177,179 km (0.03 R)
• M14: 13,706,755 km (0.114 R)
• M15: 14,015,675 km (0.095 R)
• M16: 15,798,433 km (0.11 R)
• M17: 21,213,427 km (0.075 R)
• M18: 21,835,754 km (0.087 R)
• M19: 23,116,761 km (0.093 R)
• M20: 23,554,783 km (0.079 R)
• M21: 30,280,853 km (0.118 R)
• M22: 34,932,150 km (0.054 R)
• M23: 38,641,280 km (0.104 R)
• M24: 40,353,427 km (0.053 R)
• M25: 42,115,391 km (0.055 R)
• M26: 43,928,068 km (0.027 R)
• M27: 57,294,040 km (0.084 R)
• M28: 59,312,863 km (0.111 R)
• M29: 65,653,270 km (0.069 R)
• M30: 74,076,677 km (0.064 R)
• M31: 86,039,719 km (0.114 R)
• M32: 87,091,093 km (0.075 R)
• M33: 88,417,428 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 15,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit