🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.6

Radius: 8.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.6 AU - 0.66 AU

Year: 333 Days

Day: 11 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,093,792 km

• M1: 108,309 km (0.054 R)
• M2: 471,981 km (0.059 R)
• M3: 1,086,081 km (0.076 R)
• M4: 1,390,811 km (0.108 R)
• M5: 2,043,657 km (0.098 R)
• M6: 2,990,461 km (0.118 R)
• M7: 3,482,190 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.7

Radius: 10.5

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.74 AU - 0.8 AU

Year: 451 Days

Day: 8.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,093,792 km

• M1: 130,599 km (0.118 R)
• M2: 552,315 km (0.088 R)
• M3: 1,108,670 km (0.071 R)
• M4: 1,452,147 km (0.116 R)
• M5: 2,023,760 km (0.057 R)
• M6: 2,371,276 km (0.113 R)
• M7: 2,953,660 km (0.04 R)
• M8: 3,327,805 km (0.118 R)
• M9: 3,663,652 km (0.088 R)
• M10: 4,197,567 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 12.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.98 AU - 1 AU

Year: 657 Days

Day: 14.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,093,792 km

• M1: 156,928 km (0.113 R)
• M2: 610,060 km (0.092 R)
• M3: 1,044,941 km (0.091 R)
• M4: 1,471,744 km (0.07 R)
• M5: 2,122,195 km (0.087 R)
• M6: 2,846,847 km (0.097 R)
• M7: 3,298,184 km (0.096 R)
• M8: 3,837,784 km (0.032 R)
• M9: 4,511,124 km (0.115 R)
• M10: 4,997,466 km (0.085 R)
• M11: 5,588,528 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 9.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.44 AU - 1.66 AU

Year: 1287 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,093,792 km

• M1: 164,707 km (0.057 R)
• M2: 722,408 km (0.115 R)
• M3: 1,028,785 km (0.097 R)
• M4: 2,154,509 km (0.062 R)
• M5: 2,519,976 km (0.082 R)
• M6: 3,532,305 km (0.117 R)
• M7: 4,509,179 km (0.079 R)
• M8: 4,828,271 km (0.087 R)
• M9: 5,300,552 km (0.088 R)
• M10: 5,692,947 km (0.092 R)
• M11: 6,047,494 km (0.053 R)
• M12: 6,718,740 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.1

Radius: 11.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.41 AU - 3.71 AU

Year: 3570 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,093,792 km

• M1: 148,551 km (0.103 R)
• M2: 541,245 km (0.066 R)
• M3: 1,110,914 km (0.06 R)
• M4: 1,566,589 km (0.118 R)
• M5: 1,960,181 km (0.072 R)
• M6: 2,527,306 km (0.115 R)
• M7: 5,552,624 km (0.079 R)
• M8: 6,817,474 km (0.068 R)
• M9: 7,225,727 km (0.058 R)
• M10: 8,730,382 km (0.109 R)
• M11: 9,751,687 km (0.112 R)
• M12: 10,393,611 km (0.079 R)
• M13: 12,629,052 km (0.05 R)
• M14: 15,541,274 km (0.114 R)
• M15: 16,195,465 km (0.108 R)
• M16: 17,384,469 km (0.087 R)
• M17: 20,773,460 km (0.086 R)
• M18: 21,433,785 km (0.095 R)
• M19: 22,312,971 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.6

Radius: 3.9

Gravity: 53.75 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5 AU - 7.08 AU

Year: 9899 Days

Day: 23.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 53,093,792 km

• M1: 51,312 km (0.105 R)
• M2: 184,005 km (0.066 R)
• M3: 314,305 km (0.03 R)
• M4: 670,348 km (0.07 R)
• M5: 1,330,673 km (0.101 R)
• M6: 1,640,490 km (0.052 R)
• M7: 1,812,677 km (0.066 R)
• M8: 1,979,479 km (0.106 R)
• M9: 2,838,919 km (0.067 R)
• M10: 3,041,325 km (0.116 R)
• M11: 3,205,434 km (0.059 R)
• M12: 3,500,441 km (0.094 R)
• M13: 4,769,779 km (0.112 R)
• M14: 5,286,789 km (0.082 R)
• M15: 5,948,011 km (0.1 R)
• M16: 6,355,217 km (0.08 R)
• M17: 10,783,763 km (0.036 R)
• M18: 11,613,432 km (0.117 R)
• M19: 11,841,719 km (0.064 R)
• M20: 16,123,509 km (0.078 R)
• M21: 16,479,103 km (0.116 R)
• M22: 16,622,867 km (0.07 R)
• M23: 17,279,900 km (0.096 R)
• M24: 17,652,399 km (0.085 R)
• M25: 18,723,669 km (0.101 R)
• M26: 19,514,743 km (0.113 R)
• M27: 20,163,699 km (0.066 R)
• M28: 20,410,685 km (0.039 R)
• M29: 22,636,252 km (0.112 R)
• M30: 26,269,984 km (0.069 R)
• M31: 27,562,660 km (0.105 R)
• M32: 30,059,299 km (0.076 R)
• M33: 40,500,183 km (0.069 R)
• M34: 42,222,204 km (0.107 R)
• M35: 42,761,803 km (0.107 R)
• M36: 43,442,623 km (0.1 R)
• M37: 47,389,464 km (0.103 R)
• M38: 49,748,772 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.8

Radius: 5.9

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.14 AU - 7.96 AU

Year: 12483 Days

Day: 16.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,093,792 km

• M1: 132,693 km (0.101 R)
• M2: 478,564 km (0.104 R)
• M3: 821,143 km (0.059 R)
• M4: 1,751,641 km (0.081 R)
• M5: 3,585,861 km (0.094 R)
• M6: 3,844,665 km (0.107 R)
• M7: 4,428,995 km (0.088 R)
• M8: 5,297,709 km (0.097 R)
• M9: 6,461,431 km (0.062 R)
• M10: 7,203,736 km (0.04 R)
• M11: 9,475,978 km (0.071 R)
• M12: 11,956,610 km (0.045 R)
• M13: 14,447,863 km (0.105 R)
• M14: 16,759,898 km (0.067 R)
• M15: 18,078,603 km (0.063 R)
• M16: 19,465,077 km (0.116 R)
• M17: 21,845,478 km (0.079 R)
• M18: 22,360,992 km (0.062 R)
• M19: 33,084,616 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.7

Radius: 3.8

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.66 AU - 9.24 AU

Year: 13560 Days

Day: 17.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,093,792 km

• M1: 47,423 km (0.1 R)
• M2: 249,380 km (0.115 R)
• M3: 400,922 km (0.071 R)
• M4: 542,292 km (0.049 R)
• M5: 841,039 km (0.103 R)
• M6: 1,290,880 km (0.078 R)
• M7: 1,664,576 km (0.053 R)
• M8: 1,868,477 km (0.056 R)
• M9: 2,705,477 km (0.103 R)
• M10: 4,855,498 km (0.09 R)
• M11: 5,271,979 km (0.086 R)
• M12: 5,438,331 km (0.118 R)
• M13: 9,353,308 km (0.095 R)
• M14: 9,895,750 km (0.086 R)
• M15: 10,616,063 km (0.111 R)
• M16: 11,151,624 km (0.111 R)
• M17: 11,648,737 km (0.032 R)
• M18: 12,806,176 km (0.09 R)
• M19: 13,598,297 km (0.046 R)
• M20: 13,974,685 km (0.051 R)
• M21: 15,754,900 km (0.058 R)
• M22: 17,829,224 km (0.054 R)
• M23: 19,126,088 km (0.084 R)
• M24: 24,205,085 km (0.113 R)
• M25: 27,447,619 km (0.117 R)
• M26: 29,379,825 km (0.082 R)
• M27: 29,588,364 km (0.115 R)
• M28: 32,500,885 km (0.091 R)
• M29: 34,545,290 km (0.06 R)
• M30: 39,772,539 km (0.073 R)
• M31: 45,086,255 km (0.12 R)
• M32: 46,768,034 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.5

Radius: 5.2

Gravity: 30.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.35 AU - 8.41 AU

Year: 16177 Days

Day: 20.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 53,093,792 km

• M1: 64,626 km (0.109 R)
• M2: 559,346 km (0.087 R)
• M3: 759,209 km (0.074 R)
• M4: 1,067,381 km (0.111 R)
• M5: 1,278,912 km (0.041 R)
• M6: 1,486,554 km (0.079 R)
• M7: 2,934,362 km (0.117 R)
• M8: 4,146,703 km (0.061 R)
• M9: 7,507,120 km (0.055 R)
• M10: 9,499,614 km (0.113 R)
• M11: 10,351,574 km (0.088 R)
• M12: 12,602,424 km (0.113 R)
• M13: 14,785,655 km (0.026 R)
• M14: 15,540,376 km (0.069 R)
• M15: 16,881,970 km (0.083 R)
• M16: 18,213,391 km (0.079 R)
• M17: 20,989,479 km (0.113 R)
• M18: 22,527,046 km (0.088 R)
• M19: 23,525,312 km (0.063 R)
• M20: 23,932,667 km (0.067 R)
• M21: 24,344,809 km (0.091 R)
• M22: 25,609,510 km (0.062 R)
• M23: 26,806,742 km (0.099 R)
• M24: 27,813,685 km (0.083 R)
• M25: 30,863,836 km (0.074 R)
• M26: 31,229,453 km (0.053 R)
• M27: 32,343,957 km (0.09 R)
• M28: 32,721,243 km (0.056 R)
• M29: 34,783,151 km (0.102 R)
• M30: 35,046,742 km (0.09 R)
• M31: 36,249,958 km (0.072 R)
• M32: 37,480,251 km (0.076 R)
• M33: 38,315,755 km (0.102 R)
• M34: 49,331,543 km (0.113 R)
• M35: 52,208,909 km (0.064 R)
• M36: 54,306,121 km (0.053 R)
• M37: 56,096,060 km (0.109 R)
• M38: 59,604,728 km (0.08 R)
• M39: 66,851,848 km (0.092 R)
• M40: 68,699,381 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.2

Radius: 3.3

Gravity: 18.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.11 AU - 11.19 AU

Year: 21564 Days

Day: 21.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,093,792 km

• M1: 40,990 km (0.11 R)
• M2: 183,557 km (0.101 R)
• M3: 3,261,234 km (0.068 R)
• M4: 4,940,170 km (0.064 R)
• M5: 6,244,514 km (0.052 R)
• M6: 7,414,968 km (0.086 R)
• M7: 8,676,527 km (0.063 R)
• M8: 10,936,951 km (0.114 R)
• M9: 11,443,190 km (0.111 R)
• M10: 13,497,169 km (0.104 R)
• M11: 13,689,402 km (0.118 R)
• M12: 14,343,294 km (0.043 R)
• M13: 16,212,669 km (0.035 R)
• M14: 19,678,254 km (0.067 R)
• M15: 19,842,811 km (0.076 R)
• M16: 24,073,140 km (0.11 R)
• M17: 25,802,790 km (0.071 R)
• M18: 27,613,523 km (0.035 R)
• M19: 29,614,843 km (0.1 R)
• M20: 33,668,048 km (0.093 R)
• M21: 35,949,116 km (0.093 R)
• M22: 41,083,764 km (0.114 R)
• M23: 48,012,988 km (0.108 R)
• M24: 48,760,977 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 10,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit