🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.4

Radius: 11.8

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.88 AU - 1.1 AU

Year: 657 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,910,271 km

• M1: 147,055 km (0.116 R)
• M2: 694,583 km (0.077 R)
• M3: 1,065,586 km (0.055 R)
• M4: 1,447,808 km (0.096 R)
• M5: 2,185,026 km (0.093 R)
• M6: 2,713,406 km (0.099 R)
• M7: 3,247,919 km (0.082 R)
• M8: 3,822,824 km (0.079 R)
• M9: 4,627,960 km (0.096 R)
• M10: 5,542,900 km (0.034 R)
• M11: 6,701,237 km (0.087 R)
• M12: 7,338,075 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 10.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.9 AU - 1.24 AU

Year: 738 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,910,271 km

• M1: 127,906 km (0.064 R)
• M2: 533,167 km (0.034 R)
• M3: 1,089,820 km (0.058 R)
• M4: 1,546,842 km (0.091 R)
• M5: 2,236,488 km (0.05 R)
• M6: 2,669,275 km (0.109 R)
• M7: 3,272,304 km (0.114 R)
• M8: 3,775,252 km (0.062 R)
• M9: 4,220,306 km (0.106 R)
• M10: 5,396,294 km (0.105 R)
• M11: 5,731,394 km (0.108 R)
• M12: 6,219,831 km (0.1 R)
• M13: 6,567,795 km (0.084 R)
• M14: 7,392,828 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.2

Radius: 9.2

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.78 AU - 1.88 AU

Year: 1651 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,910,271 km

• M1: 116,088 km (0.12 R)
• M2: 451,486 km (0.05 R)
• M3: 949,348 km (0.066 R)
• M4: 1,370,167 km (0.11 R)
• M5: 1,707,809 km (0.113 R)
• M6: 2,112,472 km (0.05 R)
• M7: 2,567,099 km (0.108 R)
• M8: 3,026,814 km (0.092 R)
• M9: 3,426,988 km (0.036 R)
• M10: 3,827,462 km (0.112 R)
• M11: 4,240,202 km (0.069 R)
• M12: 4,823,335 km (0.044 R)
• M13: 5,569,978 km (0.108 R)
• M14: 6,515,436 km (0.052 R)
• M15: 6,948,372 km (0.114 R)
• M16: 7,730,919 km (0.116 R)
• M17: 8,722,005 km (0.082 R)
• M18: 9,216,575 km (0.117 R)
• M19: 9,503,055 km (0.088 R)
• M20: 10,060,307 km (0.105 R)
• M21: 13,019,652 km (0.079 R)
• M22: 13,997,274 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 13.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.51 AU - 3.91 AU

Year: 3835 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,910,271 km

• M1: 172,038 km (0.077 R)
• M2: 688,749 km (0.073 R)
• M3: 1,329,925 km (0.103 R)
• M4: 2,095,118 km (0.106 R)
• M5: 3,188,679 km (0.102 R)
• M6: 3,628,945 km (0.091 R)
• M7: 5,790,036 km (0.075 R)
• M8: 9,861,043 km (0.068 R)
• M9: 10,961,036 km (0.119 R)
• M10: 11,931,777 km (0.035 R)
• M11: 14,849,533 km (0.051 R)
• M12: 17,289,026 km (0.047 R)
• M13: 18,886,282 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.5

Radius: 12

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.23 AU - 3.55 AU

Year: 4162 Days

Day: 11.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,910,271 km

• M1: 165,754 km (0.073 R)
• M2: 652,097 km (0.061 R)
• M3: 2,576,674 km (0.116 R)
• M4: 3,510,464 km (0.044 R)
• M5: 4,278,798 km (0.116 R)
• M6: 5,533,924 km (0.094 R)
• M7: 6,840,063 km (0.118 R)
• M8: 7,549,756 km (0.073 R)
• M9: 9,708,902 km (0.089 R)
• M10: 11,219,990 km (0.09 R)
• M11: 12,119,522 km (0.085 R)
• M12: 16,690,186 km (0.113 R)
• M13: 18,033,724 km (0.038 R)
• M14: 21,836,951 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 14.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.47 AU - 4.73 AU

Year: 5536 Days

Day: 5.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,910,271 km

• M1: 181,013 km (0.068 R)
• M2: 654,640 km (0.12 R)
• M3: 1,385,127 km (0.11 R)
• M4: 2,160,343 km (0.099 R)
• M5: 2,613,176 km (0.096 R)
• M6: 4,196,071 km (0.113 R)
• M7: 4,772,770 km (0.107 R)
• M8: 6,483,572 km (0.095 R)
• M9: 7,404,646 km (0.109 R)
• M10: 7,897,122 km (0.107 R)
• M11: 9,595,656 km (0.114 R)
• M12: 10,936,652 km (0.09 R)
• M13: 13,260,206 km (0.118 R)
• M14: 14,218,230 km (0.087 R)
• M15: 18,107,326 km (0.112 R)
• M16: 19,500,082 km (0.077 R)
• M17: 20,222,640 km (0.045 R)
• M18: 20,888,201 km (0.111 R)
• M19: 21,721,461 km (0.113 R)
• M20: 23,942,840 km (0.088 R)
• M21: 26,927,617 km (0.098 R)
• M22: 28,005,769 km (0.07 R)
• M23: 31,119,199 km (0.099 R)
• M24: 32,708,976 km (0.076 R)
• M25: 34,456,728 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.3

Radius: 7.5

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.62 AU - 8.6 AU

Year: 12643 Days

Day: 19 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,910,271 km

• M1: 94,546 km (0.114 R)
• M2: 563,685 km (0.051 R)
• M3: 1,062,145 km (0.066 R)
• M4: 1,373,308 km (0.106 R)
• M5: 2,182,035 km (0.059 R)
• M6: 2,416,903 km (0.111 R)
• M7: 3,401,706 km (0.071 R)
• M8: 4,506,037 km (0.062 R)
• M9: 4,824,232 km (0.089 R)
• M10: 5,399,436 km (0.031 R)
• M11: 5,869,472 km (0.042 R)
• M12: 6,767,658 km (0.101 R)
• M13: 11,876,126 km (0.084 R)
• M14: 13,895,548 km (0.031 R)
• M15: 14,916,703 km (0.118 R)
• M16: 16,803,880 km (0.116 R)
• M17: 17,570,270 km (0.117 R)
• M18: 18,520,516 km (0.119 R)
• M19: 20,350,846 km (0.088 R)
• M20: 22,025,893 km (0.086 R)
• M21: 24,854,639 km (0.055 R)
• M22: 26,356,003 km (0.094 R)
• M23: 27,076,915 km (0.049 R)
• M24: 31,796,429 km (0.101 R)
• M25: 37,940,862 km (0.093 R)
• M26: 39,658,844 km (0.097 R)
• M27: 40,197,845 km (0.094 R)
• M28: 41,566,367 km (0.039 R)
• M29: 46,601,382 km (0.114 R)
• M30: 51,707,307 km (0.098 R)
• M31: 52,028,195 km (0.07 R)
• M32: 53,652,678 km (0.035 R)
• M33: 54,809,817 km (0.113 R)
• M34: 55,478,520 km (0.053 R)
• M35: 56,491,597 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.5

Radius: 6.9

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.56 AU - 10.4 AU

Year: 16467 Days

Day: 15.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,910,271 km

• M1: 91,404 km (0.115 R)
• M2: 425,905 km (0.113 R)
• M3: 645,814 km (0.091 R)
• M4: 1,044,193 km (0.103 R)
• M5: 1,860,549 km (0.083 R)
• M6: 2,172,011 km (0.044 R)
• M7: 2,433,359 km (0.101 R)
• M8: 3,478,001 km (0.113 R)
• M9: 3,696,264 km (0.081 R)
• M10: 5,065,234 km (0.102 R)
• M11: 5,527,342 km (0.088 R)
• M12: 6,173,605 km (0.04 R)
• M13: 6,453,802 km (0.064 R)
• M14: 7,752,760 km (0.054 R)
• M15: 8,126,755 km (0.106 R)
• M16: 8,463,649 km (0.083 R)
• M17: 9,637,095 km (0.042 R)
• M18: 10,685,178 km (0.101 R)
• M19: 13,005,889 km (0.104 R)
• M20: 13,268,134 km (0.036 R)
• M21: 16,775,157 km (0.108 R)
• M22: 17,086,022 km (0.117 R)
• M23: 19,714,007 km (0.082 R)
• M24: 23,750,906 km (0.086 R)
• M25: 30,212,038 km (0.12 R)
• M26: 31,844,300 km (0.111 R)
• M27: 37,753,566 km (0.048 R)
• M28: 38,827,080 km (0.069 R)
• M29: 42,169,994 km (0.108 R)
• M30: 42,600,836 km (0.039 R)
• M31: 48,159,295 km (0.11 R)
• M32: 51,683,372 km (0.092 R)
• M33: 56,935,304 km (0.087 R)
• M34: 61,054,182 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.8

Radius: 5.1

Gravity: 36.94 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.7 AU - 10.96 AU

Year: 17497 Days

Day: 23.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,910,271 km

• M1: 64,327 km (0.08 R)
• M2: 336,745 km (0.11 R)
• M3: 743,950 km (0.092 R)
• M4: 938,427 km (0.114 R)
• M5: 1,208,302 km (0.078 R)
• M6: 1,846,636 km (0.034 R)
• M7: 2,405,085 km (0.116 R)
• M8: 2,614,372 km (0.051 R)
• M9: 3,204,835 km (0.097 R)
• M10: 4,038,694 km (0.077 R)
• M11: 4,681,217 km (0.092 R)
• M12: 4,934,336 km (0.091 R)
• M13: 6,383,192 km (0.11 R)
• M14: 10,511,794 km (0.093 R)
• M15: 11,984,136 km (0.087 R)
• M16: 12,321,479 km (0.113 R)
• M17: 18,171,205 km (0.036 R)
• M18: 18,706,466 km (0.12 R)
• M19: 20,855,589 km (0.096 R)
• M20: 26,309,778 km (0.064 R)
• M21: 35,464,718 km (0.106 R)
• M22: 37,290,710 km (0.093 R)
• M23: 41,895,781 km (0.101 R)
• M24: 43,142,979 km (0.097 R)
• M25: 57,383,200 km (0.104 R)
• M26: 62,680,012 km (0.113 R)
• M27: 66,386,748 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 17,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit