🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.6

Radius: 14.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.77 AU

Year: 379 Days

Day: 7.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,987,961 km

• M1: 175,329 km (0.104 R)
• M2: 655,239 km (0.089 R)
• M3: 1,116,299 km (0.039 R)
• M4: 1,968,708 km (0.092 R)
• M5: 2,436,800 km (0.111 R)
• M6: 2,979,990 km (0.096 R)
• M7: 3,764,481 km (0.077 R)
• M8: 4,352,700 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125

Radius: 8.6

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.98 AU - 1.22 AU

Year: 796 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,987,961 km

• M1: 106,962 km (0.104 R)
• M2: 546,930 km (0.098 R)
• M3: 852,708 km (0.08 R)
• M4: 1,139,188 km (0.092 R)
• M5: 1,447,210 km (0.103 R)
• M6: 1,983,967 km (0.107 R)
• M7: 2,381,897 km (0.074 R)
• M8: 2,862,555 km (0.072 R)
• M9: 4,423,908 km (0.042 R)
• M10: 4,700,215 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.8

Radius: 14.5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.62 AU - 5.94 AU

Year: 7214 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,987,961 km

• M1: 184,604 km (0.115 R)
• M2: 863,329 km (0.104 R)
• M3: 1,469,949 km (0.097 R)
• M4: 2,165,130 km (0.117 R)
• M5: 3,977,957 km (0.06 R)
• M6: 4,559,294 km (0.084 R)
• M7: 12,701,607 km (0.112 R)
• M8: 13,242,852 km (0.091 R)
• M9: 16,246,628 km (0.083 R)
• M10: 19,040,817 km (0.112 R)
• M11: 20,478,004 km (0.078 R)
• M12: 22,219,173 km (0.051 R)
• M13: 25,394,089 km (0.111 R)
• M14: 33,339,830 km (0.113 R)
• M15: 34,895,499 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.1

Radius: 12.3

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.96 AU - 5.6 AU

Year: 8375 Days

Day: 11.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,987,961 km

• M1: 174,282 km (0.079 R)
• M2: 592,258 km (0.046 R)
• M3: 1,269,039 km (0.103 R)
• M4: 2,108,133 km (0.102 R)
• M5: 2,554,982 km (0.094 R)
• M6: 5,079,596 km (0.099 R)
• M7: 5,994,985 km (0.079 R)
• M8: 6,902,595 km (0.089 R)
• M9: 8,025,327 km (0.046 R)
• M10: 8,719,611 km (0.1 R)
• M11: 9,739,121 km (0.12 R)
• M12: 10,128,973 km (0.061 R)
• M13: 10,682,186 km (0.081 R)
• M14: 11,849,199 km (0.097 R)
• M15: 15,660,803 km (0.107 R)
• M16: 16,333,096 km (0.037 R)
• M17: 16,745,537 km (0.074 R)
• M18: 18,688,664 km (0.107 R)
• M19: 19,830,993 km (0.119 R)
• M20: 22,422,776 km (0.113 R)
• M21: 24,598,976 km (0.117 R)
• M22: 27,103,544 km (0.08 R)
• M23: 33,379,623 km (0.115 R)
• M24: 35,631,520 km (0.077 R)
• M25: 39,689,362 km (0.106 R)
• M26: 42,214,874 km (0.083 R)
• M27: 43,385,626 km (0.119 R)
• M28: 44,711,662 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.5

Radius: 6

Gravity: 26.79 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.78 AU - 6.76 AU

Year: 9567 Days

Day: 15.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 53,987,961 km

• M1: 75,547 km (0.079 R)
• M2: 272,418 km (0.119 R)
• M3: 556,953 km (0.032 R)
• M4: 1,032,973 km (0.073 R)
• M5: 1,230,293 km (0.031 R)
• M6: 2,121,896 km (0.075 R)
• M7: 2,932,717 km (0.089 R)
• M8: 3,433,271 km (0.068 R)
• M9: 3,743,836 km (0.079 R)
• M10: 4,758,110 km (0.07 R)
• M11: 5,586,732 km (0.111 R)
• M12: 5,980,324 km (0.104 R)
• M13: 7,189,225 km (0.034 R)
• M14: 7,961,599 km (0.109 R)
• M15: 9,771,733 km (0.104 R)
• M16: 11,609,094 km (0.114 R)
• M17: 12,014,055 km (0.098 R)
• M18: 12,548,718 km (0.12 R)
• M19: 13,161,022 km (0.116 R)
• M20: 14,578,013 km (0.111 R)
• M21: 16,093,889 km (0.113 R)
• M22: 16,380,368 km (0.093 R)
• M23: 16,889,899 km (0.098 R)
• M24: 19,923,893 km (0.036 R)
• M25: 21,353,301 km (0.042 R)
• M26: 24,226,777 km (0.095 R)
• M27: 25,853,354 km (0.09 R)
• M28: 28,064,710 km (0.112 R)
• M29: 30,181,670 km (0.106 R)
• M30: 33,786,380 km (0.081 R)
• M31: 37,416,971 km (0.058 R)
• M32: 38,682,718 km (0.082 R)
• M33: 39,455,690 km (0.109 R)
• M34: 45,870,746 km (0.107 R)
• M35: 47,760,467 km (0.071 R)
• M36: 49,098,769 km (0.077 R)
• M37: 50,004,734 km (0.07 R)
• M38: 51,850,024 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.8

Radius: 5.5

Gravity: 19.43 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.55 AU - 6.07 AU

Year: 9667 Days

Day: 23.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,987,961 km

• M1: 132,544 km (0.117 R)
• M2: 1,003,203 km (0.059 R)
• M3: 1,186,760 km (0.036 R)
• M4: 1,405,921 km (0.097 R)
• M5: 1,580,651 km (0.118 R)
• M6: 1,785,301 km (0.087 R)
• M7: 3,223,385 km (0.115 R)
• M8: 5,047,283 km (0.11 R)
• M9: 7,305,612 km (0.07 R)
• M10: 8,302,532 km (0.104 R)
• M11: 10,613,969 km (0.054 R)
• M12: 10,871,576 km (0.088 R)
• M13: 11,186,181 km (0.109 R)
• M14: 16,942,108 km (0.075 R)
• M15: 17,223,352 km (0.099 R)
• M16: 18,601,897 km (0.118 R)
• M17: 20,130,787 km (0.119 R)
• M18: 26,140,283 km (0.073 R)
• M19: 27,956,401 km (0.108 R)
• M20: 28,152,374 km (0.104 R)
• M21: 30,679,382 km (0.033 R)
• M22: 43,341,346 km (0.084 R)
• M23: 43,735,536 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.2

Radius: 3.1

Gravity: 33.63 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.26 AU - 7.02 AU

Year: 10502 Days

Day: 19.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 53,987,961 km

• M1: 42,336 km (0.04 R)
• M2: 156,031 km (0.111 R)
• M3: 274,662 km (0.113 R)
• M4: 465,698 km (0.071 R)
• M5: 662,270 km (0.081 R)
• M6: 1,120,638 km (0.071 R)
• M7: 2,522,071 km (0.054 R)
• M8: 2,953,660 km (0.118 R)
• M9: 3,079,472 km (0.118 R)
• M10: 3,364,456 km (0.098 R)
• M11: 3,714,665 km (0.097 R)
• M12: 4,795,509 km (0.118 R)
• M13: 5,643,729 km (0.101 R)
• M14: 6,730,259 km (0.091 R)
• M15: 6,985,323 km (0.066 R)
• M16: 7,908,641 km (0.045 R)
• M17: 8,151,588 km (0.116 R)
• M18: 8,525,433 km (0.091 R)
• M19: 8,737,862 km (0.109 R)
• M20: 9,993,886 km (0.039 R)
• M21: 10,135,106 km (0.082 R)
• M22: 10,812,336 km (0.091 R)
• M23: 11,161,946 km (0.061 R)
• M24: 12,363,965 km (0.099 R)
• M25: 15,964,486 km (0.054 R)
• M26: 19,028,101 km (0.093 R)
• M27: 20,355,932 km (0.086 R)
• M28: 22,704,170 km (0.078 R)
• M29: 23,691,815 km (0.106 R)
• M30: 24,027,363 km (0.117 R)
• M31: 24,622,164 km (0.112 R)
• M32: 24,879,921 km (0.116 R)
• M33: 26,465,060 km (0.111 R)
• M34: 27,743,673 km (0.116 R)
• M35: 30,030,127 km (0.094 R)
• M36: 33,796,104 km (0.079 R)
• M37: 37,523,484 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.2

Radius: 3.8

Gravity: 32.01 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.56 AU - 7.48 AU

Year: 12839 Days

Day: 16.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 53,987,961 km

• M1: 55,950 km (0.076 R)
• M2: 180,565 km (0.063 R)
• M3: 308,620 km (0.111 R)
• M4: 597,494 km (0.107 R)
• M5: 929,452 km (0.108 R)
• M6: 1,124,826 km (0.088 R)
• M7: 1,441,226 km (0.113 R)
• M8: 1,912,609 km (0.11 R)
• M9: 2,342,852 km (0.1 R)
• M10: 3,829,107 km (0.068 R)
• M11: 4,273,712 km (0.08 R)
• M12: 5,003,600 km (0.108 R)
• M13: 6,028,495 km (0.067 R)
• M14: 6,983,378 km (0.082 R)
• M15: 7,559,928 km (0.103 R)
• M16: 9,235,574 km (0.093 R)
• M17: 9,727,751 km (0.058 R)
• M18: 10,082,448 km (0.091 R)
• M19: 13,547,284 km (0.038 R)
• M20: 14,182,028 km (0.08 R)
• M21: 14,703,825 km (0.099 R)
• M22: 15,170,870 km (0.106 R)
• M23: 15,578,973 km (0.079 R)
• M24: 17,804,989 km (0.119 R)
• M25: 19,747,517 km (0.101 R)
• M26: 20,480,098 km (0.057 R)
• M27: 22,259,714 km (0.093 R)
• M28: 31,057,864 km (0.1 R)
• M29: 32,494,004 km (0.092 R)
• M30: 36,822,618 km (0.068 R)
• M31: 39,315,068 km (0.104 R)
• M32: 40,994,005 km (0.094 R)
• M33: 42,855,003 km (0.108 R)
• M34: 43,669,414 km (0.098 R)
• M35: 44,771,501 km (0.103 R)
• M36: 45,609,997 km (0.106 R)
• M37: 46,887,413 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.8

Radius: 7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.54 AU - 9.58 AU

Year: 17287 Days

Day: 20.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,987,961 km

• M1: 87,066 km (0.068 R)
• M2: 745,446 km (0.117 R)
• M3: 2,384,889 km (0.114 R)
• M4: 4,231,825 km (0.115 R)
• M5: 5,810,830 km (0.103 R)
• M6: 6,064,698 km (0.059 R)
• M7: 7,633,680 km (0.038 R)
• M8: 8,251,519 km (0.107 R)
• M9: 9,896,946 km (0.094 R)
• M10: 10,490,850 km (0.033 R)
• M11: 13,433,290 km (0.054 R)
• M12: 14,448,013 km (0.117 R)
• M13: 16,251,116 km (0.067 R)
• M14: 19,440,094 km (0.036 R)
• M15: 26,154,046 km (0.108 R)
• M16: 27,821,165 km (0.11 R)
• M17: 31,268,648 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.1

Radius: 4.8

Gravity: 14.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.01 AU - 9.17 AU

Year: 17378 Days

Day: 23.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,987,961 km

• M1: 73,153 km (0.12 R)
• M2: 343,776 km (0.116 R)
• M3: 1,063,342 km (0.09 R)
• M4: 1,574,817 km (0.115 R)
• M5: 1,745,209 km (0.117 R)
• M6: 2,198,042 km (0.074 R)
• M7: 3,161,302 km (0.061 R)
• M8: 3,358,173 km (0.109 R)
• M9: 3,722,294 km (0.077 R)
• M10: 6,443,180 km (0.067 R)
• M11: 9,081,040 km (0.098 R)
• M12: 9,889,915 km (0.115 R)
• M13: 16,206,835 km (0.054 R)
• M14: 17,622,031 km (0.066 R)
• M15: 19,689,324 km (0.083 R)
• M16: 20,952,678 km (0.109 R)
• M17: 22,901,788 km (0.071 R)
• M18: 27,878,610 km (0.109 R)
• M19: 31,681,987 km (0.12 R)
• M20: 33,648,151 km (0.109 R)
• M21: 35,817,021 km (0.056 R)
• M22: 47,474,435 km (0.095 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: 162 - 20,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit