🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 13.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.49 AU - 0.67 AU

Year: 295 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,574,215 km

• M1: 171,290 km (0.107 R)
• M2: 610,958 km (0.116 R)
• M3: 1,427,912 km (0.107 R)
• M4: 1,912,459 km (0.118 R)
• M5: 2,729,712 km (0.118 R)
• M6: 3,185,537 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 12.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.22 AU - 1.74 AU

Year: 1201 Days

Day: 6.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,574,215 km

• M1: 162,314 km (0.084 R)
• M2: 584,778 km (0.039 R)
• M3: 986,598 km (0.087 R)
• M4: 1,477,279 km (0.113 R)
• M5: 2,044,853 km (0.059 R)
• M6: 3,189,576 km (0.102 R)
• M7: 3,669,187 km (0.116 R)
• M8: 5,349,769 km (0.081 R)
• M9: 6,132,914 km (0.088 R)
• M10: 6,991,008 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 13.2

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.66 AU - 2.74 AU

Year: 2959 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,574,215 km

• M1: 164,109 km (0.107 R)
• M2: 645,814 km (0.08 R)
• M3: 1,060,948 km (0.053 R)
• M4: 1,653,954 km (0.076 R)
• M5: 2,271,943 km (0.084 R)
• M6: 2,772,049 km (0.115 R)
• M7: 3,433,570 km (0.108 R)
• M8: 4,056,945 km (0.06 R)
• M9: 4,732,529 km (0.099 R)
• M10: 5,239,665 km (0.079 R)
• M11: 6,121,694 km (0.066 R)
• M12: 6,782,019 km (0.116 R)
• M13: 7,861,368 km (0.034 R)
• M14: 8,310,910 km (0.091 R)
• M15: 8,811,614 km (0.096 R)
• M16: 9,546,439 km (0.065 R)
• M17: 10,058,662 km (0.099 R)
• M18: 13,757,319 km (0.044 R)
• M19: 16,397,423 km (0.099 R)
• M20: 18,279,065 km (0.116 R)
• M21: 19,649,830 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 14.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.33 AU - 3.25 AU

Year: 3108 Days

Day: 10.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,574,215 km

• M1: 185,352 km (0.105 R)
• M2: 700,866 km (0.056 R)
• M3: 1,394,701 km (0.048 R)
• M4: 1,955,543 km (0.093 R)
• M5: 3,102,660 km (0.106 R)
• M6: 3,661,857 km (0.114 R)
• M7: 4,203,551 km (0.094 R)
• M8: 4,938,525 km (0.101 R)
• M9: 5,602,590 km (0.117 R)
• M10: 6,187,218 km (0.057 R)
• M11: 8,157,273 km (0.114 R)
• M12: 9,231,984 km (0.119 R)
• M13: 10,477,685 km (0.084 R)
• M14: 11,285,663 km (0.079 R)
• M15: 13,072,012 km (0.066 R)
• M16: 13,817,907 km (0.073 R)
• M17: 14,347,184 km (0.057 R)
• M18: 16,708,736 km (0.043 R)
• M19: 18,613,416 km (0.1 R)
• M20: 19,738,990 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.1

Radius: 11.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.46 AU - 4.1 AU

Year: 3961 Days

Day: 9.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,574,215 km

• M1: 146,756 km (0.09 R)
• M2: 592,557 km (0.041 R)
• M3: 1,248,693 km (0.08 R)
• M4: 2,183,231 km (0.038 R)
• M5: 2,673,015 km (0.11 R)
• M6: 3,346,355 km (0.104 R)
• M7: 3,713,618 km (0.065 R)
• M8: 5,105,925 km (0.065 R)
• M9: 5,568,930 km (0.107 R)
• M10: 6,374,066 km (0.116 R)
• M11: 6,850,535 km (0.118 R)
• M12: 8,459,909 km (0.088 R)
• M13: 9,600,443 km (0.086 R)
• M14: 12,095,137 km (0.106 R)
• M15: 12,920,918 km (0.063 R)
• M16: 13,980,968 km (0.06 R)
• M17: 14,583,100 km (0.103 R)
• M18: 19,417,056 km (0.109 R)
• M19: 19,977,599 km (0.048 R)
• M20: 20,806,521 km (0.111 R)
• M21: 22,126,123 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.7

Radius: 8.1

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.01 AU - 4.81 AU

Year: 6176 Days

Day: 11.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,574,215 km

• M1: 100,829 km (0.115 R)
• M2: 412,142 km (0.104 R)
• M3: 1,062,594 km (0.113 R)
• M4: 1,464,264 km (0.116 R)
• M5: 2,933,315 km (0.03 R)
• M6: 4,634,692 km (0.11 R)
• M7: 7,051,744 km (0.11 R)
• M8: 8,632,545 km (0.026 R)
• M9: 10,767,905 km (0.098 R)
• M10: 11,204,133 km (0.103 R)
• M11: 13,287,582 km (0.065 R)
• M12: 13,733,234 km (0.058 R)
• M13: 16,175,868 km (0.092 R)
• M14: 16,684,052 km (0.07 R)
• M15: 17,137,483 km (0.081 R)
• M16: 20,178,210 km (0.069 R)
• M17: 21,216,419 km (0.111 R)
• M18: 23,560,617 km (0.069 R)
• M19: 26,507,396 km (0.113 R)
• M20: 26,770,838 km (0.109 R)
• M21: 27,751,901 km (0.074 R)
• M22: 29,315,049 km (0.054 R)
• M23: 34,983,911 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.7

Radius: 5.3

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.03 AU - 7.51 AU

Year: 11747 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,574,215 km

• M1: 65,973 km (0.106 R)
• M2: 252,372 km (0.038 R)
• M3: 482,453 km (0.084 R)
• M4: 1,023,997 km (0.079 R)
• M5: 1,886,429 km (0.105 R)
• M6: 2,703,234 km (0.113 R)
• M7: 3,423,248 km (0.073 R)
• M8: 4,034,655 km (0.109 R)
• M9: 5,100,839 km (0.115 R)
• M10: 8,494,466 km (0.026 R)
• M11: 8,823,432 km (0.076 R)
• M12: 9,357,496 km (0.044 R)
• M13: 10,016,026 km (0.025 R)
• M14: 12,716,567 km (0.08 R)
• M15: 13,843,338 km (0.059 R)
• M16: 14,233,190 km (0.106 R)
• M17: 16,948,242 km (0.05 R)
• M18: 17,319,544 km (0.066 R)
• M19: 18,387,972 km (0.032 R)
• M20: 19,097,664 km (0.106 R)
• M21: 19,907,437 km (0.087 R)
• M22: 21,595,201 km (0.077 R)
• M23: 24,396,122 km (0.083 R)
• M24: 27,025,155 km (0.079 R)
• M25: 28,459,948 km (0.059 R)
• M26: 30,161,025 km (0.084 R)
• M27: 30,706,160 km (0.05 R)
• M28: 31,704,127 km (0.101 R)
• M29: 32,381,207 km (0.112 R)
• M30: 36,156,309 km (0.037 R)
• M31: 40,742,082 km (0.12 R)
• M32: 45,700,803 km (0.038 R)
• M33: 47,439,130 km (0.051 R)
• M34: 51,201,218 km (0.109 R)
• M35: 51,510,436 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.1

Radius: 7.7

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.58 AU - 9.82 AU

Year: 15659 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,574,215 km

• M1: 95,743 km (0.09 R)
• M2: 399,277 km (0.052 R)
• M3: 650,751 km (0.09 R)
• M4: 1,750,445 km (0.047 R)
• M5: 2,112,472 km (0.116 R)
• M6: 3,327,505 km (0.106 R)
• M7: 4,757,362 km (0.1 R)
• M8: 6,677,151 km (0.05 R)
• M9: 13,333,209 km (0.075 R)
• M10: 14,941,536 km (0.097 R)
• M11: 18,458,283 km (0.092 R)
• M12: 20,883,115 km (0.07 R)
• M13: 24,083,013 km (0.104 R)
• M14: 25,251,373 km (0.117 R)
• M15: 25,950,144 km (0.054 R)
• M16: 26,355,106 km (0.115 R)
• M17: 30,979,325 km (0.117 R)
• M18: 34,752,184 km (0.08 R)
• M19: 36,748,717 km (0.119 R)
• M20: 37,904,809 km (0.091 R)
• M21: 44,338,266 km (0.104 R)
• M22: 49,112,083 km (0.093 R)
• M23: 53,071,640 km (0.053 R)
• M24: 54,382,267 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.5

Radius: 7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.97 AU - 9.11 AU

Year: 16642 Days

Day: 24.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,574,215 km

• M1: 106,065 km (0.055 R)
• M2: 334,501 km (0.047 R)
• M3: 665,262 km (0.053 R)
• M4: 1,814,173 km (0.095 R)
• M5: 2,625,143 km (0.077 R)
• M6: 3,075,134 km (0.112 R)
• M7: 5,873,362 km (0.1 R)
• M8: 6,520,074 km (0.093 R)
• M9: 7,180,698 km (0.087 R)
• M10: 9,045,884 km (0.097 R)
• M11: 9,907,269 km (0.03 R)
• M12: 10,316,269 km (0.07 R)
• M13: 12,251,617 km (0.078 R)
• M14: 12,627,855 km (0.09 R)
• M15: 15,480,537 km (0.09 R)
• M16: 19,047,250 km (0.067 R)
• M17: 20,326,461 km (0.083 R)
• M18: 24,432,623 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827

Radius: 7.4

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.31 AU - 9.89 AU

Year: 19835 Days

Day: 19.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,574,215 km

• M1: 92,152 km (0.083 R)
• M2: 460,163 km (0.071 R)
• M3: 707,299 km (0.079 R)
• M4: 937,380 km (0.077 R)
• M5: 1,693,897 km (0.115 R)
• M6: 2,054,876 km (0.114 R)
• M7: 2,583,705 km (0.055 R)
• M8: 3,090,842 km (0.092 R)
• M9: 3,396,919 km (0.119 R)
• M10: 3,784,826 km (0.071 R)
• M11: 5,478,124 km (0.052 R)
• M12: 5,844,340 km (0.086 R)
• M13: 6,140,394 km (0.116 R)
• M14: 6,716,795 km (0.077 R)
• M15: 8,826,873 km (0.11 R)
• M16: 10,032,033 km (0.115 R)
• M17: 10,768,055 km (0.108 R)
• M18: 11,473,857 km (0.08 R)
• M19: 13,264,394 km (0.115 R)
• M20: 14,685,125 km (0.076 R)
• M21: 15,233,402 km (0.076 R)
• M22: 16,537,446 km (0.03 R)
• M23: 19,273,142 km (0.051 R)
• M24: 23,335,622 km (0.114 R)
• M25: 23,653,518 km (0.079 R)
• M26: 24,081,966 km (0.092 R)
• M27: 25,510,027 km (0.116 R)
• M28: 26,646,223 km (0.109 R)
• M29: 28,654,724 km (0.051 R)
• M30: 33,237,057 km (0.07 R)
• M31: 37,846,017 km (0.079 R)
• M32: 41,764,285 km (0.088 R)
• M33: 51,283,197 km (0.119 R)
• M34: 57,020,874 km (0.062 R)
• M35: 60,342,096 km (0.066 R)
• M36: 64,411,607 km (0.093 R)
• M37: 67,152,839 km (0.104 R)
• M38: 74,458,451 km (0.103 R)
• M39: 79,612,247 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit