🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.2

Radius: 8.8

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.89 AU - 0.95 AU

Year: 570 Days

Day: 8.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,418,781 km

• M1: 109,506 km (0.095 R)
• M2: 398,529 km (0.086 R)
• M3: 722,707 km (0.037 R)
• M4: 1,197,681 km (0.107 R)
• M5: 1,733,839 km (0.113 R)
• M6: 2,031,539 km (0.065 R)
• M7: 2,334,624 km (0.066 R)
• M8: 3,221,590 km (0.083 R)
• M9: 3,891,041 km (0.06 R)
• M10: 4,317,694 km (0.1 R)
• M11: 4,822,736 km (0.077 R)
• M12: 5,504,603 km (0.059 R)
• M13: 6,155,055 km (0.066 R)
• M14: 6,440,637 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.1

Radius: 9.4

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.88 AU - 1.26 AU

Year: 715 Days

Day: 14.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,418,781 km

• M1: 116,986 km (0.102 R)
• M2: 555,457 km (0.041 R)
• M3: 851,960 km (0.112 R)
• M4: 1,328,728 km (0.086 R)
• M5: 1,688,661 km (0.076 R)
• M6: 2,025,106 km (0.111 R)
• M7: 2,472,703 km (0.108 R)
• M8: 3,247,171 km (0.078 R)
• M9: 3,567,311 km (0.079 R)
• M10: 4,470,134 km (0.115 R)
• M11: 5,047,881 km (0.106 R)
• M12: 6,611,927 km (0.081 R)
• M13: 7,795,096 km (0.096 R)
• M14: 8,118,078 km (0.074 R)
• M15: 8,580,036 km (0.105 R)
• M16: 8,978,415 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.7

Radius: 9.9

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.89 AU - 1.43 AU

Year: 807 Days

Day: 8.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,418,781 km

• M1: 123,119 km (0.028 R)
• M2: 512,822 km (0.114 R)
• M3: 873,951 km (0.117 R)
• M4: 1,258,417 km (0.06 R)
• M5: 1,595,611 km (0.104 R)
• M6: 2,003,265 km (0.11 R)
• M7: 2,391,920 km (0.061 R)
• M8: 2,892,176 km (0.079 R)
• M9: 3,349,945 km (0.055 R)
• M10: 3,720,948 km (0.106 R)
• M11: 4,328,914 km (0.118 R)
• M12: 6,276,379 km (0.119 R)
• M13: 8,077,537 km (0.083 R)
• M14: 8,934,583 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 8.5

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.31 AU - 3.71 AU

Year: 4246 Days

Day: 10.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,418,781 km

• M1: 106,514 km (0.097 R)
• M2: 398,379 km (0.049 R)
• M3: 715,377 km (0.107 R)
• M4: 1,113,607 km (0.107 R)
• M5: 1,422,077 km (0.065 R)
• M6: 1,720,824 km (0.115 R)
• M7: 2,036,775 km (0.094 R)
• M8: 3,346,953 km (0.08 R)
• M9: 6,720,984 km (0.096 R)
• M10: 10,256,580 km (0.077 R)
• M11: 14,534,929 km (0.104 R)
• M12: 17,143,467 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.6

Radius: 12.4

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.92 AU - 4.32 AU

Year: 4447 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,418,781 km

• M1: 154,235 km (0.069 R)
• M2: 578,046 km (0.055 R)
• M3: 966,701 km (0.105 R)
• M4: 1,403,078 km (0.1 R)
• M5: 1,857,557 km (0.106 R)
• M6: 2,597,468 km (0.097 R)
• M7: 3,237,298 km (0.074 R)
• M8: 3,706,736 km (0.079 R)
• M9: 4,380,824 km (0.081 R)
• M10: 7,092,734 km (0.062 R)
• M11: 8,454,224 km (0.042 R)
• M12: 10,023,506 km (0.101 R)
• M13: 10,728,112 km (0.093 R)
• M14: 11,915,022 km (0.104 R)
• M15: 12,705,946 km (0.093 R)
• M16: 13,383,474 km (0.083 R)
• M17: 15,725,279 km (0.093 R)
• M18: 16,112,738 km (0.062 R)
• M19: 16,563,327 km (0.083 R)
• M20: 18,634,360 km (0.035 R)
• M21: 19,068,493 km (0.096 R)
• M22: 21,408,502 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.6

Radius: 7.3

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.38 AU - 7.78 AU

Year: 13475 Days

Day: 24.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,418,781 km

• M1: 90,806 km (0.112 R)
• M2: 378,483 km (0.036 R)
• M3: 637,885 km (0.043 R)
• M4: 1,150,707 km (0.112 R)
• M5: 1,737,878 km (0.067 R)
• M6: 2,169,917 km (0.08 R)
• M7: 2,610,034 km (0.069 R)
• M8: 2,972,360 km (0.072 R)
• M9: 3,642,409 km (0.055 R)
• M10: 4,646,510 km (0.03 R)
• M11: 5,445,063 km (0.082 R)
• M12: 5,859,449 km (0.077 R)
• M13: 6,712,307 km (0.08 R)
• M14: 8,616,089 km (0.071 R)
• M15: 10,171,458 km (0.091 R)
• M16: 12,251,168 km (0.119 R)
• M17: 15,128,833 km (0.047 R)
• M18: 16,509,621 km (0.111 R)
• M19: 17,157,679 km (0.104 R)
• M20: 21,918,482 km (0.106 R)
• M21: 22,701,178 km (0.099 R)
• M22: 28,709,028 km (0.092 R)
• M23: 31,689,317 km (0.078 R)
• M24: 32,465,281 km (0.082 R)
• M25: 37,144,852 km (0.095 R)
• M26: 37,883,417 km (0.036 R)
• M27: 39,517,325 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.9

Radius: 5.5

Gravity: 31.47 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.62 AU - 12.02 AU

Year: 22980 Days

Day: 24.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 46,418,781 km

• M1: 68,366 km (0.03 R)
• M2: 428,598 km (0.114 R)
• M3: 611,257 km (0.075 R)
• M4: 1,171,651 km (0.094 R)
• M5: 2,433,808 km (0.111 R)
• M6: 3,662,605 km (0.117 R)
• M7: 4,197,567 km (0.063 R)
• M8: 4,374,990 km (0.119 R)
• M9: 6,915,311 km (0.037 R)
• M10: 10,362,196 km (0.086 R)
• M11: 17,305,930 km (0.094 R)
• M12: 18,703,025 km (0.053 R)
• M13: 19,282,268 km (0.087 R)
• M14: 19,674,962 km (0.094 R)
• M15: 21,299,595 km (0.094 R)
• M16: 21,719,367 km (0.06 R)
• M17: 24,583,119 km (0.095 R)
• M18: 27,441,037 km (0.113 R)
• M19: 31,315,322 km (0.094 R)
• M20: 32,406,788 km (0.092 R)
• M21: 34,234,126 km (0.108 R)
• M22: 41,576,390 km (0.109 R)
• M23: 42,562,090 km (0.044 R)
• M24: 42,894,048 km (0.1 R)
• M25: 43,395,201 km (0.098 R)
• M26: 44,069,588 km (0.114 R)
• M27: 44,409,325 km (0.115 R)
• M28: 46,309,517 km (0.103 R)
• M29: 47,546,392 km (0.101 R)
• M30: 50,827,971 km (0.095 R)
• M31: 51,014,669 km (0.086 R)
• M32: 57,837,978 km (0.118 R)
• M33: 59,271,873 km (0.076 R)
• M34: 61,361,307 km (0.104 R)
• M35: 63,932,595 km (0.118 R)
• M36: 71,841,236 km (0.079 R)
• M37: 77,872,872 km (0.11 R)
• M38: 78,369,537 km (0.101 R)
• M39: 80,630,560 km (0.092 R)
• M40: 84,494,822 km (0.063 R)
• M41: 92,868,563 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.3

Radius: 6.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 9.15 AU - 12.83 AU

Year: 23524 Days

Day: 21.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,418,781 km

• M1: 83,326 km (0.058 R)
• M2: 319,840 km (0.076 R)
• M3: 1,232,537 km (0.081 R)
• M4: 1,491,491 km (0.071 R)
• M5: 1,820,157 km (0.079 R)
• M6: 2,495,741 km (0.111 R)
• M7: 4,180,363 km (0.117 R)
• M8: 6,918,004 km (0.092 R)
• M9: 7,608,099 km (0.073 R)
• M10: 8,108,653 km (0.107 R)
• M11: 8,343,223 km (0.117 R)
• M12: 9,124,722 km (0.053 R)
• M13: 9,794,921 km (0.088 R)
• M14: 10,552,634 km (0.099 R)
• M15: 11,060,070 km (0.102 R)
• M16: 13,448,549 km (0.097 R)
• M17: 15,939,952 km (0.049 R)
• M18: 16,758,701 km (0.103 R)
• M19: 19,133,717 km (0.107 R)
• M20: 20,661,710 km (0.109 R)
• M21: 23,670,871 km (0.089 R)
• M22: 24,247,720 km (0.09 R)
• M23: 27,273,337 km (0.12 R)
• M24: 29,424,704 km (0.077 R)
• M25: 30,316,008 km (0.084 R)
• M26: 32,269,607 km (0.08 R)
• M27: 34,061,790 km (0.083 R)
• M28: 37,323,622 km (0.048 R)
• M29: 37,973,923 km (0.102 R)
• M30: 39,834,771 km (0.075 R)
• M31: 42,597,545 km (0.051 R)
• M32: 42,880,734 km (0.117 R)
• M33: 45,929,688 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.3

Radius: 3.4

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.7 AU - 11.42 AU

Year: 23749 Days

Day: 22 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,418,781 km

• M1: 58,942 km (0.064 R)
• M2: 477,965 km (0.119 R)
• M3: 829,520 km (0.111 R)
• M4: 1,634,357 km (0.116 R)
• M5: 3,453,766 km (0.09 R)
• M6: 3,729,475 km (0.088 R)
• M7: 4,382,021 km (0.106 R)
• M8: 5,701,324 km (0.08 R)
• M9: 5,944,271 km (0.04 R)
• M10: 6,830,040 km (0.088 R)
• M11: 7,885,154 km (0.097 R)
• M12: 8,540,842 km (0.114 R)
• M13: 12,602,873 km (0.052 R)
• M14: 14,496,183 km (0.058 R)
• M15: 14,624,538 km (0.105 R)
• M16: 17,280,200 km (0.095 R)
• M17: 17,424,412 km (0.098 R)
• M18: 19,218,689 km (0.093 R)
• M19: 22,562,201 km (0.117 R)
• M20: 22,734,538 km (0.064 R)
• M21: 29,334,946 km (0.09 R)
• M22: 29,643,416 km (0.078 R)
• M23: 30,266,492 km (0.105 R)
• M24: 33,068,011 km (0.111 R)
• M25: 36,037,529 km (0.049 R)
• M26: 40,182,287 km (0.1 R)
• M27: 40,817,330 km (0.081 R)
• M28: 41,717,760 km (0.106 R)
• M29: 45,177,809 km (0.112 R)
• M30: 45,864,463 km (0.103 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 17,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit