🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.8

Radius: 15

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.44 AU - 0.6 AU

Year: 254 Days

Day: 12.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,627,507 km

• M1: 187,147 km (0.11 R)
• M2: 814,112 km (0.047 R)
• M3: 1,416,393 km (0.105 R)
• M4: 1,929,663 km (0.115 R)
• M5: 2,693,061 km (0.115 R)
• M6: 3,192,419 km (0.118 R)
• M7: 3,674,572 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 12

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.13 AU - 1.25 AU

Year: 880 Days

Day: 11.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,627,507 km

• M1: 155,283 km (0.106 R)
• M2: 597,195 km (0.099 R)
• M3: 1,016,518 km (0.071 R)
• M4: 2,130,423 km (0.068 R)
• M5: 2,740,483 km (0.089 R)
• M6: 3,365,802 km (0.098 R)
• M7: 3,905,851 km (0.118 R)
• M8: 4,326,520 km (0.085 R)
• M9: 4,808,674 km (0.116 R)
• M10: 5,478,872 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.1

Radius: 10.7

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.43 AU - 1.59 AU

Year: 1259 Days

Day: 5 Hours

Environment

Temp: -184 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,627,507 km

• M1: 136,732 km (0.055 R)
• M2: 490,681 km (0.079 R)
• M3: 918,681 km (0.074 R)
• M4: 1,269,039 km (0.055 R)
• M5: 1,739,374 km (0.1 R)
• M6: 2,717,146 km (0.056 R)
• M7: 3,605,009 km (0.113 R)
• M8: 4,675,831 km (0.086 R)
• M9: 6,132,466 km (0.117 R)
• M10: 6,863,401 km (0.104 R)
• M11: 7,223,782 km (0.071 R)
• M12: 7,927,042 km (0.113 R)
• M13: 8,295,352 km (0.108 R)
• M14: 8,764,490 km (0.063 R)
• M15: 9,501,260 km (0.073 R)
• M16: 10,146,476 km (0.107 R)
• M17: 12,071,651 km (0.088 R)
• M18: 13,140,228 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493

Radius: 11.3

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3 AU - 3.28 AU

Year: 3774 Days

Day: 13.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,627,507 km

• M1: 140,472 km (0.053 R)
• M2: 624,721 km (0.114 R)
• M3: 1,001,259 km (0.115 R)
• M4: 1,851,722 km (0.037 R)
• M5: 2,396,408 km (0.101 R)
• M6: 2,977,446 km (0.053 R)
• M7: 4,535,059 km (0.092 R)
• M8: 5,126,121 km (0.109 R)
• M9: 5,479,022 km (0.105 R)
• M10: 6,935,507 km (0.097 R)
• M11: 7,463,587 km (0.096 R)
• M12: 9,100,637 km (0.042 R)
• M13: 10,638,054 km (0.112 R)
• M14: 12,341,824 km (0.108 R)
• M15: 14,024,651 km (0.065 R)
• M16: 15,435,658 km (0.093 R)
• M17: 16,718,460 km (0.105 R)
• M18: 18,537,869 km (0.083 R)
• M19: 20,360,121 km (0.105 R)
• M20: 21,509,182 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.4

Radius: 9

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.18 AU - 3.36 AU

Year: 4011 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,627,507 km

• M1: 114,442 km (0.066 R)
• M2: 441,763 km (0.096 R)
• M3: 904,170 km (0.074 R)
• M4: 1,355,955 km (0.104 R)
• M5: 1,720,376 km (0.081 R)
• M6: 2,803,015 km (0.099 R)
• M7: 3,420,555 km (0.049 R)
• M8: 5,028,284 km (0.112 R)
• M9: 6,511,696 km (0.116 R)
• M10: 8,903,467 km (0.068 R)
• M11: 10,487,260 km (0.078 R)
• M12: 12,298,441 km (0.108 R)
• M13: 16,413,280 km (0.055 R)
• M14: 18,213,990 km (0.041 R)
• M15: 20,611,744 km (0.098 R)
• M16: 21,432,588 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.8

Radius: 14.1

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.68 AU - 5.26 AU

Year: 6410 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,627,507 km

• M1: 175,927 km (0.085 R)
• M2: 861,385 km (0.071 R)
• M3: 1,328,130 km (0.083 R)
• M4: 2,286,753 km (0.119 R)
• M5: 2,919,851 km (0.073 R)
• M6: 3,500,590 km (0.114 R)
• M7: 5,054,912 km (0.06 R)
• M8: 6,016,976 km (0.082 R)
• M9: 6,799,672 km (0.045 R)
• M10: 7,791,805 km (0.1 R)
• M11: 8,800,244 km (0.091 R)
• M12: 11,584,710 km (0.116 R)
• M13: 12,948,593 km (0.071 R)
• M14: 13,933,396 km (0.116 R)
• M15: 14,745,563 km (0.112 R)
• M16: 15,191,664 km (0.115 R)
• M17: 16,169,435 km (0.073 R)
• M18: 17,066,574 km (0.068 R)
• M19: 17,807,981 km (0.038 R)
• M20: 19,421,843 km (0.104 R)
• M21: 19,958,301 km (0.103 R)
• M22: 22,203,765 km (0.044 R)
• M23: 23,387,533 km (0.074 R)
• M24: 23,995,050 km (0.076 R)
• M25: 26,042,446 km (0.107 R)
• M26: 27,275,282 km (0.113 R)
• M27: 28,460,696 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798

Radius: 4.2

Gravity: 45.24 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.48 AU - 6.02 AU

Year: 9352 Days

Day: 19.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,627,507 km

• M1: 52,210 km (0.093 R)
• M2: 199,115 km (0.052 R)
• M3: 382,671 km (0.113 R)
• M4: 814,112 km (0.114 R)
• M5: 969,245 km (0.097 R)
• M6: 1,167,611 km (0.098 R)
• M7: 1,405,771 km (0.113 R)
• M8: 1,736,831 km (0.097 R)
• M9: 1,879,847 km (0.086 R)
• M10: 2,613,325 km (0.064 R)
• M11: 2,801,669 km (0.117 R)
• M12: 3,066,906 km (0.037 R)
• M13: 3,776,897 km (0.1 R)
• M14: 3,990,673 km (0.111 R)
• M15: 4,355,392 km (0.062 R)
• M16: 5,347,226 km (0.112 R)
• M17: 6,748,809 km (0.112 R)
• M18: 8,927,851 km (0.079 R)
• M19: 9,997,626 km (0.118 R)
• M20: 13,529,332 km (0.065 R)
• M21: 16,719,806 km (0.074 R)
• M22: 16,934,479 km (0.116 R)
• M23: 21,369,308 km (0.084 R)
• M24: 23,269,500 km (0.067 R)
• M25: 27,204,223 km (0.103 R)
• M26: 28,812,849 km (0.093 R)
• M27: 35,409,816 km (0.086 R)
• M28: 36,478,693 km (0.103 R)
• M29: 47,084,583 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.5

Radius: 3.8

Gravity: 53.29 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.7 AU - 11 AU

Year: 20967 Days

Day: 23 Hours

Environment

Temp: -240 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,627,507 km

• M1: 49,218 km (0.078 R)
• M2: 202,855 km (0.106 R)
• M3: 356,941 km (0.046 R)
• M4: 589,266 km (0.106 R)
• M5: 1,189,153 km (0.092 R)
• M6: 1,464,563 km (0.083 R)
• M7: 2,206,120 km (0.052 R)
• M8: 2,430,816 km (0.038 R)
• M9: 2,572,934 km (0.069 R)
• M10: 2,770,852 km (0.072 R)
• M11: 4,079,833 km (0.111 R)
• M12: 8,845,722 km (0.09 R)
• M13: 9,469,844 km (0.083 R)
• M14: 10,244,761 km (0.076 R)
• M15: 11,255,445 km (0.079 R)
• M16: 13,036,407 km (0.062 R)
• M17: 19,868,841 km (0.096 R)
• M18: 20,641,065 km (0.071 R)
• M19: 22,554,721 km (0.074 R)
• M20: 25,360,729 km (0.116 R)
• M21: 28,269,809 km (0.034 R)
• M22: 29,742,001 km (0.116 R)
• M23: 32,307,904 km (0.058 R)
• M24: 34,878,594 km (0.119 R)
• M25: 35,156,846 km (0.07 R)
• M26: 40,269,503 km (0.064 R)
• M27: 44,536,184 km (0.05 R)
• M28: 45,855,787 km (0.081 R)
• M29: 46,525,387 km (0.11 R)
• M30: 51,936,790 km (0.05 R)
• M31: 68,457,332 km (0.045 R)
• M32: 76,829,876 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 11,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit