🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 11.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.81 AU - 1.33 AU

Year: 715 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,755,701 km

• M1: 139,425 km (0.107 R)
• M2: 445,951 km (0.116 R)
• M3: 778,507 km (0.074 R)
• M4: 1,124,378 km (0.068 R)
• M5: 1,469,500 km (0.115 R)
• M6: 1,684,322 km (0.098 R)
• M7: 2,058,616 km (0.102 R)
• M8: 2,762,923 km (0.102 R)
• M9: 4,190,087 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 9.1

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.1 AU - 1.52 AU

Year: 968 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,755,701 km

• M1: 113,545 km (0.099 R)
• M2: 347,217 km (0.11 R)
• M3: 522,097 km (0.102 R)
• M4: 730,935 km (0.066 R)
• M5: 1,000,211 km (0.116 R)
• M6: 1,354,010 km (0.068 R)
• M7: 1,773,034 km (0.1 R)
• M8: 2,034,232 km (0.086 R)
• M9: 2,363,048 km (0.113 R)
• M10: 2,846,997 km (0.032 R)
• M11: 3,403,501 km (0.111 R)
• M12: 3,670,234 km (0.09 R)
• M13: 4,901,873 km (0.107 R)

Asteroid Belt

Center: 1.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.5

Radius: 8.6

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.78 AU - 2.5 AU

Year: 2021 Days

Day: 10.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 25,755,701 km

• M1: 111,450 km (0.056 R)
• M2: 360,680 km (0.1 R)
• M3: 598,242 km (0.117 R)
• M4: 783,743 km (0.078 R)
• M5: 959,521 km (0.074 R)
• M6: 1,288,636 km (0.05 R)
• M7: 1,854,864 km (0.09 R)
• M8: 2,215,844 km (0.035 R)
• M9: 2,597,468 km (0.093 R)
• M10: 3,425,043 km (0.119 R)
• M11: 3,899,717 km (0.111 R)
• M12: 4,115,138 km (0.092 R)
• M13: 4,336,543 km (0.035 R)
• M14: 4,563,932 km (0.109 R)
• M15: 4,870,308 km (0.112 R)
• M16: 5,168,008 km (0.094 R)
• M17: 6,491,052 km (0.115 R)
• M18: 7,572,644 km (0.119 R)
• M19: 9,062,489 km (0.079 R)
• M20: 9,290,028 km (0.119 R)
• M21: 10,201,827 km (0.087 R)
• M22: 10,633,117 km (0.09 R)
• M23: 10,824,603 km (0.105 R)
• M24: 12,009,867 km (0.101 R)
• M25: 12,834,600 km (0.117 R)
• M26: 13,015,015 km (0.103 R)
• M27: 14,503,214 km (0.044 R)
• M28: 15,938,756 km (0.108 R)
• M29: 16,106,156 km (0.104 R)
• M30: 17,687,854 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.7

Radius: 14

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.83 AU - 2.75 AU

Year: 2238 Days

Day: 10.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,755,701 km

• M1: 239,057 km (0.108 R)
• M2: 593,455 km (0.104 R)
• M3: 1,010,833 km (0.085 R)
• M4: 1,440,029 km (0.09 R)
• M5: 1,830,629 km (0.116 R)
• M6: 2,808,251 km (0.058 R)
• M7: 3,091,290 km (0.077 R)
• M8: 3,505,976 km (0.106 R)
• M9: 4,535,658 km (0.109 R)
• M10: 4,968,444 km (0.082 R)
• M11: 5,876,354 km (0.11 R)
• M12: 6,572,882 km (0.06 R)
• M13: 6,883,746 km (0.042 R)
• M14: 7,637,719 km (0.054 R)
• M15: 8,315,846 km (0.099 R)
• M16: 8,713,178 km (0.045 R)
• M17: 9,095,850 km (0.074 R)
• M18: 9,486,899 km (0.097 R)
• M19: 9,911,607 km (0.108 R)
• M20: 10,974,799 km (0.077 R)
• M21: 12,289,465 km (0.047 R)
• M22: 12,773,265 km (0.094 R)
• M23: 13,062,138 km (0.058 R)
• M24: 13,324,982 km (0.116 R)
• M25: 13,948,655 km (0.09 R)
• M26: 14,833,676 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.3

Radius: 14.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.11 AU - 3.19 AU

Year: 2785 Days

Day: 6.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 25,755,701 km

• M1: 199,264 km (0.103 R)
• M2: 607,667 km (0.103 R)
• M3: 1,177,784 km (0.085 R)
• M4: 1,568,384 km (0.076 R)
• M5: 1,860,399 km (0.112 R)
• M6: 2,166,925 km (0.09 R)
• M7: 2,484,671 km (0.055 R)
• M8: 3,141,854 km (0.072 R)
• M9: 3,596,632 km (0.111 R)
• M10: 4,121,272 km (0.095 R)
• M11: 5,411,254 km (0.085 R)
• M12: 6,032,983 km (0.088 R)
• M13: 6,593,676 km (0.113 R)
• M14: 7,844,015 km (0.096 R)
• M15: 8,924,411 km (0.048 R)
• M16: 10,254,934 km (0.099 R)
• M17: 11,904,699 km (0.086 R)
• M18: 12,626,060 km (0.077 R)
• M19: 13,198,422 km (0.119 R)
• M20: 14,417,046 km (0.087 R)
• M21: 15,247,613 km (0.059 R)
• M22: 17,329,118 km (0.04 R)
• M23: 17,920,030 km (0.075 R)
• M24: 18,319,755 km (0.034 R)
• M25: 18,602,046 km (0.109 R)
• M26: 19,255,640 km (0.105 R)
• M27: 19,545,111 km (0.081 R)
• M28: 21,111,700 km (0.119 R)
• M29: 21,458,468 km (0.105 R)
• M30: 21,764,097 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.2

Radius: 11.4

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.41 AU - 5.09 AU

Year: 5657 Days

Day: 11.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 25,755,701 km

• M1: 156,031 km (0.08 R)
• M2: 830,867 km (0.086 R)
• M3: 1,259,165 km (0.101 R)
• M4: 1,525,898 km (0.11 R)
• M5: 2,388,629 km (0.095 R)
• M6: 2,665,236 km (0.107 R)
• M7: 3,079,472 km (0.082 R)
• M8: 3,394,525 km (0.049 R)
• M9: 3,862,617 km (0.041 R)
• M10: 4,436,026 km (0.118 R)
• M11: 5,264,648 km (0.11 R)
• M12: 5,510,886 km (0.107 R)
• M13: 5,876,653 km (0.12 R)
• M14: 6,107,782 km (0.1 R)
• M15: 6,736,093 km (0.093 R)
• M16: 9,165,114 km (0.078 R)
• M17: 10,349,779 km (0.069 R)
• M18: 10,580,010 km (0.116 R)
• M19: 11,892,283 km (0.106 R)
• M20: 12,598,684 km (0.064 R)
• M21: 12,938,121 km (0.084 R)
• M22: 13,282,197 km (0.049 R)
• M23: 13,762,855 km (0.089 R)
• M24: 15,163,539 km (0.1 R)
• M25: 17,467,795 km (0.033 R)
• M26: 18,578,859 km (0.113 R)
• M27: 19,356,169 km (0.105 R)
• M28: 19,671,522 km (0.117 R)
• M29: 20,795,750 km (0.051 R)
• M30: 22,569,232 km (0.041 R)
• M31: 24,415,719 km (0.078 R)
• M32: 25,546,679 km (0.108 R)
• M33: 25,848,567 km (0.052 R)
• M34: 28,455,011 km (0.112 R)
• M35: 28,709,776 km (0.093 R)
• M36: 29,094,093 km (0.098 R)
• M37: 32,058,375 km (0.11 R)
• M38: 35,450,357 km (0.111 R)
• M39: 35,663,534 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.7

Radius: 14.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.39 AU - 5.15 AU

Year: 5697 Days

Day: 6.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 25,755,701 km

• M1: 302,337 km (0.108 R)
• M2: 617,839 km (0.077 R)
• M3: 1,189,153 km (0.118 R)
• M4: 1,556,566 km (0.1 R)
• M5: 1,903,932 km (0.091 R)
• M6: 2,410,470 km (0.092 R)
• M7: 3,200,946 km (0.099 R)
• M8: 3,951,329 km (0.065 R)
• M9: 4,322,032 km (0.104 R)
• M10: 4,710,089 km (0.109 R)
• M11: 5,038,307 km (0.098 R)
• M12: 5,867,079 km (0.085 R)
• M13: 6,262,765 km (0.111 R)
• M14: 6,821,214 km (0.068 R)
• M15: 7,498,294 km (0.12 R)
• M16: 9,194,584 km (0.065 R)
• M17: 10,237,880 km (0.033 R)
• M18: 11,652,029 km (0.111 R)
• M19: 12,332,998 km (0.039 R)
• M20: 15,434,611 km (0.072 R)
• M21: 15,893,278 km (0.112 R)
• M22: 16,218,354 km (0.082 R)
• M23: 17,991,986 km (0.062 R)
• M24: 18,387,673 km (0.068 R)
• M25: 19,090,633 km (0.116 R)
• M26: 20,379,120 km (0.063 R)
• M27: 24,845,364 km (0.052 R)
• M28: 26,373,357 km (0.061 R)
• M29: 26,973,394 km (0.055 R)
• M30: 28,193,664 km (0.113 R)
• M31: 29,189,537 km (0.095 R)
• M32: 30,202,763 km (0.046 R)
• M33: 32,612,336 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 12.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.65 AU - 7.31 AU

Year: 9442 Days

Day: 9.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,755,701 km

• M1: 168,896 km (0.065 R)
• M2: 685,009 km (0.12 R)
• M3: 929,302 km (0.06 R)
• M4: 1,198,877 km (0.1 R)
• M5: 1,520,363 km (0.114 R)
• M6: 3,113,730 km (0.108 R)
• M7: 4,822,138 km (0.111 R)
• M8: 5,930,508 km (0.088 R)
• M9: 10,154,853 km (0.087 R)
• M10: 13,278,905 km (0.043 R)
• M11: 15,097,716 km (0.075 R)
• M12: 20,891,343 km (0.105 R)
• M13: 23,259,627 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 15,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit