🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 10.7

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.22 AU - 1.3 AU

Year: 913 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,295,271 km

• M1: 133,441 km (0.106 R)
• M2: 482,304 km (0.098 R)
• M3: 1,105,379 km (0.091 R)
• M4: 1,813,126 km (0.11 R)
• M5: 2,763,821 km (0.045 R)
• M6: 3,486,229 km (0.109 R)
• M7: 4,604,922 km (0.109 R)
• M8: 6,420,142 km (0.113 R)
• M9: 8,350,254 km (0.12 R)
• M10: 9,534,321 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.3

Radius: 13.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.22 AU - 1.84 AU

Year: 1222 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,295,271 km

• M1: 168,896 km (0.064 R)
• M2: 689,796 km (0.107 R)
• M3: 1,412,952 km (0.077 R)
• M4: 1,855,163 km (0.086 R)
• M5: 3,058,229 km (0.114 R)
• M6: 3,863,215 km (0.098 R)
• M7: 4,710,239 km (0.044 R)
• M8: 6,701,386 km (0.119 R)
• M9: 9,413,446 km (0.115 R)
• M10: 10,064,795 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 9.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.26 AU - 2.56 AU

Year: 2416 Days

Day: 12.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,295,271 km

• M1: 118,182 km (0.086 R)
• M2: 419,472 km (0.041 R)
• M3: 854,653 km (0.047 R)
• M4: 1,499,719 km (0.098 R)
• M5: 1,840,054 km (0.109 R)
• M6: 2,529,102 km (0.117 R)
• M7: 2,868,539 km (0.048 R)
• M8: 3,362,960 km (0.113 R)
• M9: 3,678,462 km (0.049 R)
• M10: 3,993,665 km (0.048 R)
• M11: 4,305,427 km (0.091 R)
• M12: 5,025,740 km (0.112 R)
• M13: 5,591,520 km (0.101 R)
• M14: 6,117,356 km (0.11 R)
• M15: 6,850,086 km (0.118 R)
• M16: 7,992,117 km (0.093 R)
• M17: 9,400,880 km (0.079 R)
• M18: 15,765,072 km (0.106 R)
• M19: 16,707,838 km (0.084 R)
• M20: 20,062,122 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.1

Radius: 12.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.21 AU - 2.75 AU

Year: 2522 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,295,271 km

• M1: 157,975 km (0.085 R)
• M2: 619,634 km (0.084 R)
• M3: 1,068,727 km (0.104 R)
• M4: 1,468,303 km (0.116 R)
• M5: 1,993,392 km (0.103 R)
• M6: 3,362,811 km (0.072 R)
• M7: 3,869,947 km (0.079 R)
• M8: 4,307,970 km (0.087 R)
• M9: 4,758,110 km (0.072 R)
• M10: 5,285,143 km (0.089 R)
• M11: 5,705,663 km (0.039 R)
• M12: 6,430,614 km (0.099 R)
• M13: 7,187,878 km (0.104 R)
• M14: 9,545,541 km (0.117 R)
• M15: 10,825,650 km (0.057 R)
• M16: 11,391,579 km (0.078 R)
• M17: 12,789,272 km (0.104 R)
• M18: 13,724,557 km (0.119 R)
• M19: 14,568,439 km (0.087 R)
• M20: 15,258,983 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 14.1

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5 AU - 5.04 AU

Year: 7262 Days

Day: 13.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,295,271 km

• M1: 175,329 km (0.106 R)
• M2: 645,964 km (0.082 R)
• M3: 1,290,880 km (0.103 R)
• M4: 1,817,315 km (0.078 R)
• M5: 2,697,698 km (0.056 R)
• M6: 3,382,258 km (0.112 R)
• M7: 3,916,921 km (0.055 R)
• M8: 4,798,501 km (0.069 R)
• M9: 5,447,307 km (0.093 R)
• M10: 5,932,752 km (0.108 R)
• M11: 6,817,923 km (0.108 R)
• M12: 9,830,226 km (0.1 R)
• M13: 10,323,300 km (0.07 R)
• M14: 11,165,985 km (0.073 R)
• M15: 11,852,639 km (0.09 R)
• M16: 13,693,291 km (0.066 R)
• M17: 16,145,649 km (0.092 R)
• M18: 17,606,323 km (0.114 R)
• M19: 18,877,905 km (0.07 R)
• M20: 24,338,078 km (0.095 R)
• M21: 25,746,093 km (0.088 R)
• M22: 28,997,303 km (0.073 R)
• M23: 29,734,821 km (0.098 R)
• M24: 31,730,008 km (0.088 R)
• M25: 32,217,996 km (0.108 R)
• M26: 33,712,030 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.3

Radius: 11.2

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.09 AU - 5.17 AU

Year: 7502 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,295,271 km

• M1: 139,276 km (0.107 R)
• M2: 576,849 km (0.096 R)
• M3: 1,238,670 km (0.063 R)
• M4: 1,928,466 km (0.115 R)
• M5: 2,325,948 km (0.108 R)
• M6: 2,900,553 km (0.1 R)
• M7: 3,449,876 km (0.085 R)
• M8: 4,173,033 km (0.067 R)
• M9: 4,556,901 km (0.056 R)
• M10: 6,406,978 km (0.11 R)
• M11: 7,903,854 km (0.12 R)
• M12: 8,365,513 km (0.054 R)
• M13: 8,889,405 km (0.084 R)
• M14: 9,907,119 km (0.117 R)
• M15: 10,897,906 km (0.045 R)
• M16: 11,737,299 km (0.086 R)
• M17: 15,530,802 km (0.101 R)
• M18: 17,846,128 km (0.072 R)
• M19: 20,854,093 km (0.093 R)
• M20: 22,146,768 km (0.105 R)
• M21: 25,069,761 km (0.113 R)
• M22: 27,187,169 km (0.094 R)
• M23: 30,023,545 km (0.108 R)
• M24: 31,356,910 km (0.066 R)
• M25: 37,671,736 km (0.113 R)
• M26: 38,144,315 km (0.119 R)
• M27: 39,464,367 km (0.084 R)
• M28: 40,197,097 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.4

Radius: 9

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.97 AU - 5.39 AU

Year: 7612 Days

Day: 8.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,295,271 km

• M1: 114,742 km (0.043 R)
• M2: 607,367 km (0.067 R)
• M3: 1,016,518 km (0.115 R)
• M4: 1,321,996 km (0.109 R)
• M5: 1,718,281 km (0.057 R)
• M6: 2,107,834 km (0.068 R)
• M7: 2,424,233 km (0.09 R)
• M8: 2,875,121 km (0.031 R)
• M9: 3,717,357 km (0.063 R)
• M10: 4,744,496 km (0.115 R)
• M11: 5,261,058 km (0.045 R)
• M12: 6,158,047 km (0.056 R)
• M13: 6,773,044 km (0.066 R)
• M14: 7,309,801 km (0.118 R)
• M15: 7,833,393 km (0.04 R)
• M16: 8,555,502 km (0.102 R)
• M17: 13,195,131 km (0.057 R)
• M18: 13,549,678 km (0.074 R)
• M19: 14,154,951 km (0.098 R)
• M20: 14,714,895 km (0.1 R)
• M21: 19,132,072 km (0.111 R)
• M22: 19,586,700 km (0.104 R)
• M23: 21,074,151 km (0.115 R)
• M24: 21,968,896 km (0.093 R)
• M25: 22,551,430 km (0.09 R)
• M26: 22,888,773 km (0.028 R)
• M27: 28,168,232 km (0.117 R)
• M28: 31,612,424 km (0.069 R)
• M29: 32,141,551 km (0.076 R)
• M30: 37,407,696 km (0.08 R)
• M31: 37,762,093 km (0.07 R)
• M32: 38,118,884 km (0.09 R)
• M33: 38,838,898 km (0.104 R)
• M34: 41,557,092 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 14.1

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.15 AU - 6.25 AU

Year: 7656 Days

Day: 6.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,295,271 km

• M1: 185,202 km (0.117 R)
• M2: 690,843 km (0.092 R)
• M3: 1,224,459 km (0.078 R)
• M4: 2,817,377 km (0.106 R)
• M5: 3,412,028 km (0.116 R)
• M6: 3,862,467 km (0.074 R)
• M7: 6,391,270 km (0.049 R)
• M8: 12,984,946 km (0.114 R)
• M9: 14,274,778 km (0.084 R)
• M10: 15,648,386 km (0.081 R)
• M11: 16,235,109 km (0.114 R)
• M12: 16,701,555 km (0.108 R)
• M13: 17,942,170 km (0.091 R)
• M14: 19,022,267 km (0.074 R)
• M15: 22,114,754 km (0.075 R)
• M16: 23,020,719 km (0.036 R)
• M17: 23,951,367 km (0.096 R)
• M18: 26,159,731 km (0.108 R)
• M19: 28,500,638 km (0.079 R)
• M20: 28,985,186 km (0.067 R)
• M21: 30,774,825 km (0.088 R)
• M22: 32,321,817 km (0.054 R)
• M23: 34,903,726 km (0.084 R)
• M24: 38,203,706 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.3

Radius: 6.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.13 AU - 8.65 AU

Year: 12971 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,295,271 km

• M1: 87,964 km (0.114 R)
• M2: 712,834 km (0.045 R)
• M3: 982,409 km (0.117 R)
• M4: 1,319,902 km (0.05 R)
• M5: 1,667,119 km (0.094 R)
• M6: 2,650,874 km (0.097 R)
• M7: 3,457,207 km (0.093 R)
• M8: 4,442,309 km (0.12 R)
• M9: 5,027,236 km (0.102 R)
• M10: 9,879,743 km (0.052 R)
• M11: 11,932,525 km (0.101 R)
• M12: 12,384,909 km (0.089 R)
• M13: 14,142,235 km (0.079 R)
• M14: 18,012,032 km (0.053 R)
• M15: 24,488,573 km (0.099 R)
• M16: 31,594,023 km (0.039 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.2

Radius: 3.3

Gravity: 40.51 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.67 AU - 9.84 AU

Year: 16712 Days

Day: 22.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,295,271 km

• M1: 40,990 km (0.113 R)
• M2: 211,382 km (0.12 R)
• M3: 500,106 km (0.108 R)
• M4: 661,372 km (0.103 R)
• M5: 887,265 km (0.05 R)
• M6: 1,174,942 km (0.065 R)
• M7: 1,403,826 km (0.095 R)
• M8: 1,759,720 km (0.1 R)
• M9: 2,454,003 km (0.027 R)
• M10: 2,560,218 km (0.079 R)
• M11: 3,187,332 km (0.109 R)
• M12: 3,825,517 km (0.083 R)
• M13: 4,295,553 km (0.115 R)
• M14: 4,418,972 km (0.057 R)
• M15: 4,544,634 km (0.074 R)
• M16: 4,836,050 km (0.105 R)
• M17: 7,235,750 km (0.069 R)
• M18: 8,326,917 km (0.097 R)
• M19: 8,664,709 km (0.088 R)
• M20: 9,627,670 km (0.114 R)
• M21: 9,946,164 km (0.097 R)
• M22: 10,436,695 km (0.025 R)
• M23: 10,772,692 km (0.119 R)
• M24: 13,133,945 km (0.1 R)
• M25: 13,591,415 km (0.083 R)
• M26: 14,195,043 km (0.092 R)
• M27: 17,561,743 km (0.118 R)
• M28: 19,012,094 km (0.109 R)
• M29: 20,366,703 km (0.097 R)
• M30: 21,334,452 km (0.09 R)
• M31: 23,171,813 km (0.083 R)
• M32: 24,617,078 km (0.112 R)
• M33: 24,814,248 km (0.059 R)
• M34: 26,636,050 km (0.086 R)
• M35: 29,201,205 km (0.116 R)
• M36: 38,933,145 km (0.064 R)
• M37: 42,934,439 km (0.045 R)
• M38: 49,986,782 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 16,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit