🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 10

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.93 AU - 1.33 AU

Year: 788 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,762,784 km

• M1: 124,765 km (0.069 R)
• M2: 585,825 km (0.115 R)
• M3: 955,033 km (0.116 R)
• M4: 1,398,890 km (0.078 R)
• M5: 1,900,641 km (0.119 R)
• M6: 2,367,985 km (0.103 R)
• M7: 2,721,036 km (0.089 R)
• M8: 3,267,517 km (0.083 R)
• M9: 3,761,489 km (0.096 R)
• M10: 4,802,241 km (0.102 R)
• M11: 5,115,499 km (0.086 R)
• M12: 6,043,604 km (0.083 R)
• M13: 6,728,912 km (0.077 R)
• M14: 7,080,168 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.2

Radius: 14.6

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.09 AU - 2.93 AU

Year: 2609 Days

Day: 8.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,762,784 km

• M1: 198,965 km (0.092 R)
• M2: 762,800 km (0.114 R)
• M3: 1,351,617 km (0.068 R)
• M4: 2,361,851 km (0.114 R)
• M5: 3,163,247 km (0.084 R)
• M6: 3,926,047 km (0.089 R)
• M7: 4,465,945 km (0.119 R)
• M8: 5,239,815 km (0.105 R)
• M9: 5,746,204 km (0.112 R)
• M10: 6,364,791 km (0.113 R)
• M11: 7,085,105 km (0.061 R)
• M12: 7,983,141 km (0.089 R)
• M13: 8,623,270 km (0.079 R)
• M14: 10,337,213 km (0.118 R)
• M15: 11,573,190 km (0.088 R)
• M16: 12,185,495 km (0.12 R)
• M17: 13,475,178 km (0.113 R)
• M18: 14,664,930 km (0.073 R)
• M19: 15,382,551 km (0.028 R)
• M20: 17,044,134 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.6

Radius: 10.9

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.44 AU - 2.92 AU

Year: 2878 Days

Day: 9.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,762,784 km

• M1: 135,685 km (0.053 R)
• M2: 1,013,376 km (0.11 R)
• M3: 1,421,629 km (0.046 R)
• M4: 2,317,570 km (0.114 R)
• M5: 3,308,357 km (0.037 R)
• M6: 4,412,838 km (0.103 R)
• M7: 5,283,797 km (0.075 R)
• M8: 6,399,797 km (0.1 R)
• M9: 7,636,074 km (0.056 R)
• M10: 7,976,409 km (0.071 R)
• M11: 8,424,305 km (0.085 R)
• M12: 8,855,296 km (0.082 R)
• M13: 9,335,805 km (0.117 R)
• M14: 9,869,869 km (0.117 R)
• M15: 10,766,708 km (0.026 R)
• M16: 11,235,099 km (0.089 R)
• M17: 13,379,435 km (0.11 R)
• M18: 14,808,693 km (0.096 R)
• M19: 16,490,622 km (0.111 R)
• M20: 17,061,188 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.1

Radius: 10.6

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.57 AU - 3.75 AU

Year: 3685 Days

Day: 7.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,762,784 km

• M1: 131,796 km (0.087 R)
• M2: 688,001 km (0.062 R)
• M3: 1,351,018 km (0.059 R)
• M4: 3,126,147 km (0.104 R)
• M5: 3,826,265 km (0.034 R)
• M6: 4,268,326 km (0.08 R)
• M7: 5,938,886 km (0.04 R)
• M8: 6,860,259 km (0.091 R)
• M9: 7,482,885 km (0.103 R)
• M10: 9,021,649 km (0.085 R)
• M11: 10,761,472 km (0.05 R)
• M12: 13,273,221 km (0.105 R)
• M13: 15,305,657 km (0.043 R)
• M14: 16,587,262 km (0.081 R)
• M15: 17,030,072 km (0.105 R)
• M16: 17,997,073 km (0.1 R)
• M17: 18,940,287 km (0.095 R)
• M18: 20,353,389 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.8

Radius: 8.4

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.81 AU - 4.17 AU

Year: 4277 Days

Day: 8.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,762,784 km

• M1: 104,719 km (0.078 R)
• M2: 398,080 km (0.048 R)
• M3: 949,348 km (0.033 R)
• M4: 1,327,532 km (0.06 R)
• M5: 1,817,165 km (0.094 R)
• M6: 3,878,026 km (0.074 R)
• M7: 4,904,267 km (0.12 R)
• M8: 5,729,150 km (0.113 R)
• M9: 6,014,134 km (0.116 R)
• M10: 8,104,315 km (0.048 R)
• M11: 9,061,891 km (0.068 R)
• M12: 9,727,452 km (0.11 R)
• M13: 12,528,522 km (0.12 R)
• M14: 13,654,246 km (0.074 R)
• M15: 14,899,499 km (0.114 R)
• M16: 16,446,042 km (0.07 R)
• M17: 17,140,475 km (0.076 R)
• M18: 17,794,068 km (0.097 R)
• M19: 20,909,294 km (0.051 R)
• M20: 23,417,153 km (0.089 R)
• M21: 23,853,829 km (0.092 R)
• M22: 25,809,073 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.4

Radius: 11

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.23 AU - 5.85 AU

Year: 7423 Days

Day: 12.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,762,784 km

• M1: 136,732 km (0.077 R)
• M2: 1,164,320 km (0.109 R)
• M3: 3,664,250 km (0.061 R)
• M4: 4,244,092 km (0.055 R)
• M5: 4,855,199 km (0.103 R)
• M6: 6,218,634 km (0.065 R)
• M7: 7,007,763 km (0.067 R)
• M8: 7,543,921 km (0.074 R)
• M9: 8,148,596 km (0.12 R)
• M10: 9,409,257 km (0.109 R)
• M11: 11,149,679 km (0.113 R)
• M12: 12,368,303 km (0.113 R)
• M13: 17,648,061 km (0.105 R)
• M14: 22,825,942 km (0.109 R)
• M15: 25,939,523 km (0.076 R)
• M16: 30,016,514 km (0.036 R)
• M17: 32,468,423 km (0.097 R)
• M18: 32,889,690 km (0.108 R)
• M19: 37,190,330 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439

Radius: 9.3

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.96 AU - 5.34 AU

Year: 7667 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,762,784 km

• M1: 123,418 km (0.115 R)
• M2: 508,633 km (0.083 R)
• M3: 1,183,768 km (0.071 R)
• M4: 2,023,910 km (0.1 R)
• M5: 3,280,681 km (0.1 R)
• M6: 3,652,282 km (0.03 R)
• M7: 4,100,777 km (0.1 R)
• M8: 5,023,197 km (0.1 R)
• M9: 5,578,804 km (0.106 R)
• M10: 6,674,907 km (0.114 R)
• M11: 10,774,039 km (0.084 R)
• M12: 11,950,028 km (0.115 R)
• M13: 14,382,190 km (0.102 R)
• M14: 14,964,425 km (0.108 R)
• M15: 17,582,986 km (0.096 R)
• M16: 19,278,827 km (0.104 R)
• M17: 19,630,681 km (0.045 R)
• M18: 23,468,316 km (0.105 R)
• M19: 24,851,198 km (0.062 R)
• M20: 27,511,497 km (0.097 R)
• M21: 27,867,989 km (0.111 R)
• M22: 29,232,621 km (0.065 R)
• M23: 32,094,727 km (0.12 R)
• M24: 34,514,772 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.2

Radius: 12.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.39 AU - 6.79 AU

Year: 8670 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,762,784 km

• M1: 162,762 km (0.082 R)
• M2: 706,850 km (0.11 R)
• M3: 1,467,406 km (0.077 R)
• M4: 2,170,815 km (0.077 R)
• M5: 2,705,777 km (0.073 R)
• M6: 3,239,841 km (0.111 R)
• M7: 4,467,142 km (0.118 R)
• M8: 5,883,535 km (0.101 R)
• M9: 7,619,917 km (0.101 R)
• M10: 10,339,906 km (0.086 R)
• M11: 12,570,260 km (0.082 R)
• M12: 13,946,112 km (0.115 R)
• M13: 17,543,641 km (0.078 R)
• M14: 20,772,861 km (0.11 R)
• M15: 21,558,699 km (0.093 R)
• M16: 24,465,685 km (0.108 R)
• M17: 24,988,978 km (0.116 R)
• M18: 27,437,147 km (0.106 R)
• M19: 28,767,671 km (0.117 R)
• M20: 34,521,803 km (0.102 R)
• M21: 37,437,017 km (0.095 R)
• M22: 38,132,348 km (0.116 R)
• M23: 40,755,846 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215

Radius: 4.5

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.32 AU - 9.32 AU

Year: 14346 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,762,784 km

• M1: 56,099 km (0.086 R)
• M2: 339,737 km (0.095 R)
• M3: 521,049 km (0.108 R)
• M4: 870,360 km (0.104 R)
• M5: 1,502,860 km (0.05 R)
• M6: 1,755,082 km (0.114 R)
• M7: 1,986,510 km (0.051 R)
• M8: 2,548,400 km (0.113 R)
• M9: 3,953,722 km (0.118 R)
• M10: 4,924,164 km (0.053 R)
• M11: 5,259,412 km (0.057 R)
• M12: 6,009,496 km (0.075 R)
• M13: 6,216,240 km (0.115 R)
• M14: 7,881,414 km (0.063 R)
• M15: 9,822,447 km (0.026 R)
• M16: 9,965,462 km (0.117 R)
• M17: 10,650,920 km (0.04 R)
• M18: 11,844,262 km (0.049 R)
• M19: 12,556,946 km (0.088 R)
• M20: 16,152,980 km (0.092 R)
• M21: 20,072,294 km (0.106 R)
• M22: 22,127,769 km (0.097 R)
• M23: 25,828,072 km (0.095 R)
• M24: 28,543,723 km (0.053 R)
• M25: 30,321,544 km (0.079 R)
• M26: 30,828,232 km (0.066 R)
• M27: 32,487,571 km (0.106 R)
• M28: 32,911,532 km (0.111 R)
• M29: 33,554,354 km (0.117 R)
• M30: 37,240,146 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.3

Radius: 7

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.85 AU - 9.09 AU

Year: 14760 Days

Day: 17.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 174.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 58,762,784 km

• M1: 87,066 km (0.098 R)
• M2: 800,947 km (0.055 R)
• M3: 1,130,212 km (0.074 R)
• M4: 1,431,053 km (0.046 R)
• M5: 1,735,485 km (0.107 R)
• M6: 2,332,680 km (0.12 R)
• M7: 2,801,819 km (0.097 R)
• M8: 3,306,711 km (0.092 R)
• M9: 3,675,769 km (0.114 R)
• M10: 4,013,860 km (0.117 R)
• M11: 6,576,173 km (0.066 R)
• M12: 6,864,149 km (0.093 R)
• M13: 7,554,393 km (0.062 R)
• M14: 8,577,643 km (0.088 R)
• M15: 8,872,051 km (0.106 R)
• M16: 11,535,342 km (0.078 R)
• M17: 12,322,526 km (0.087 R)
• M18: 13,209,791 km (0.102 R)
• M19: 15,613,231 km (0.09 R)
• M20: 20,472,768 km (0.043 R)
• M21: 24,741,992 km (0.074 R)
• M22: 27,824,755 km (0.074 R)
• M23: 29,016,452 km (0.097 R)
• M24: 31,269,695 km (0.101 R)
• M25: 33,880,178 km (0.116 R)
• M26: 35,489,103 km (0.108 R)
• M27: 38,992,236 km (0.094 R)
• M28: 40,896,468 km (0.117 R)
• M29: 44,595,574 km (0.087 R)
• M30: 47,131,258 km (0.116 R)
• M31: 47,588,429 km (0.037 R)
• M32: 48,977,894 km (0.115 R)
• M33: 50,553,160 km (0.117 R)
• M34: 51,675,742 km (0.052 R)
• M35: 52,814,930 km (0.06 R)
• M36: 53,970,723 km (0.101 R)
• M37: 54,304,027 km (0.079 R)
• M38: 56,504,013 km (0.085 R)
• M39: 57,020,126 km (0.1 R)
• M40: 58,762,792 km (0.042 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 20,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit