🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.1

Radius: 11.1

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.59 AU - 0.81 AU

Year: 372 Days

Day: 7 Hours

Environment

Temp: -135 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,871,172 km

• M1: 138,079 km (0.117 R)
• M2: 495,618 km (0.103 R)
• M3: 902,823 km (0.058 R)
• M4: 1,527,544 km (0.091 R)
• M5: 2,700,990 km (0.072 R)
• M6: 3,116,872 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.1

Radius: 10.4

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.59 AU - 0.85 AU

Year: 388 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,871,172 km

• M1: 130,449 km (0.109 R)
• M2: 482,603 km (0.084 R)
• M3: 862,581 km (0.097 R)
• M4: 1,429,258 km (0.098 R)
• M5: 1,910,066 km (0.087 R)
• M6: 2,300,217 km (0.112 R)
• M7: 2,955,306 km (0.066 R)
• M8: 3,779,291 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.5

Radius: 14.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.36 AU - 2.76 AU

Year: 2604 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,871,172 km

• M1: 177,872 km (0.074 R)
• M2: 656,884 km (0.075 R)
• M3: 1,119,441 km (0.104 R)
• M4: 1,680,134 km (0.062 R)
• M5: 2,456,247 km (0.116 R)
• M6: 3,066,308 km (0.071 R)
• M7: 5,000,309 km (0.1 R)
• M8: 5,653,752 km (0.069 R)
• M9: 6,783,515 km (0.094 R)
• M10: 7,402,402 km (0.1 R)
• M11: 8,188,090 km (0.086 R)
• M12: 10,075,566 km (0.058 R)
• M13: 10,647,928 km (0.03 R)
• M14: 13,157,881 km (0.082 R)
• M15: 14,028,989 km (0.088 R)
• M16: 16,091,196 km (0.102 R)
• M17: 16,927,747 km (0.031 R)
• M18: 17,410,799 km (0.101 R)
• M19: 19,030,644 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.9

Radius: 9.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.13 AU - 3.47 AU

Year: 3812 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,871,172 km

• M1: 122,969 km (0.107 R)
• M2: 486,343 km (0.065 R)
• M3: 1,026,241 km (0.033 R)
• M4: 1,731,446 km (0.106 R)
• M5: 2,715,351 km (0.111 R)
• M6: 3,932,030 km (0.072 R)
• M7: 5,225,902 km (0.114 R)
• M8: 7,303,218 km (0.1 R)
• M9: 8,318,390 km (0.116 R)
• M10: 8,665,307 km (0.078 R)
• M11: 14,395,055 km (0.092 R)
• M12: 15,408,281 km (0.069 R)
• M13: 19,330,438 km (0.044 R)
• M14: 19,633,673 km (0.09 R)

Asteroid Belt

Center: 3.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 8.8

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.5 AU - 5.18 AU

Year: 5749 Days

Day: 10.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,871,172 km

• M1: 114,891 km (0.058 R)
• M2: 626,366 km (0.108 R)
• M3: 1,740,422 km (0.108 R)
• M4: 2,588,193 km (0.115 R)
• M5: 3,325,710 km (0.053 R)
• M6: 6,036,424 km (0.101 R)
• M7: 8,244,039 km (0.103 R)
• M8: 14,565,746 km (0.072 R)
• M9: 15,539,329 km (0.11 R)
• M10: 16,986,988 km (0.079 R)
• M11: 19,053,982 km (0.066 R)
• M12: 19,595,975 km (0.074 R)
• M13: 25,430,441 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 10.5

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.67 AU - 5.43 AU

Year: 6171 Days

Day: 11.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,871,172 km

• M1: 130,599 km (0.075 R)
• M2: 537,655 km (0.082 R)
• M3: 921,672 km (0.115 R)
• M4: 1,399,937 km (0.078 R)
• M5: 1,784,703 km (0.074 R)
• M6: 2,208,513 km (0.092 R)
• M7: 3,139,311 km (0.111 R)
• M8: 3,785,125 km (0.119 R)
• M9: 4,491,526 km (0.086 R)
• M10: 4,945,107 km (0.046 R)
• M11: 5,637,297 km (0.059 R)
• M12: 6,625,690 km (0.107 R)
• M13: 7,876,328 km (0.086 R)
• M14: 9,750,789 km (0.111 R)
• M15: 10,149,767 km (0.077 R)
• M16: 12,310,708 km (0.093 R)
• M17: 13,363,129 km (0.096 R)
• M18: 14,078,805 km (0.086 R)
• M19: 15,888,341 km (0.045 R)
• M20: 25,764,792 km (0.117 R)
• M21: 28,369,740 km (0.057 R)
• M22: 32,109,537 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.2

Radius: 8.3

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.91 AU - 6.93 AU

Year: 9158 Days

Day: 5.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,871,172 km

• M1: 103,223 km (0.095 R)
• M2: 640,129 km (0.12 R)
• M3: 1,587,682 km (0.105 R)
• M4: 1,931,309 km (0.111 R)
• M5: 2,435,304 km (0.085 R)
• M6: 3,134,973 km (0.108 R)
• M7: 3,780,937 km (0.096 R)
• M8: 4,231,376 km (0.106 R)
• M9: 4,599,536 km (0.073 R)
• M10: 4,958,421 km (0.113 R)
• M11: 5,631,163 km (0.092 R)
• M12: 6,112,569 km (0.105 R)
• M13: 7,974,165 km (0.096 R)
• M14: 9,360,189 km (0.102 R)
• M15: 12,316,093 km (0.089 R)
• M16: 13,546,237 km (0.105 R)
• M17: 14,347,782 km (0.04 R)
• M18: 14,728,060 km (0.079 R)
• M19: 15,050,294 km (0.118 R)
• M20: 17,295,608 km (0.068 R)
• M21: 18,760,171 km (0.064 R)
• M22: 21,436,627 km (0.104 R)
• M23: 26,100,191 km (0.115 R)
• M24: 26,382,781 km (0.095 R)
• M25: 27,436,399 km (0.119 R)
• M26: 34,354,403 km (0.065 R)
• M27: 34,693,841 km (0.106 R)
• M28: 35,725,767 km (0.029 R)
• M29: 36,191,016 km (0.118 R)
• M30: 38,455,778 km (0.106 R)
• M31: 42,221,456 km (0.088 R)
• M32: 44,460,786 km (0.109 R)
• M33: 45,405,497 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.1

Radius: 7.7

Gravity: 16.14 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.67 AU - 8.17 AU

Year: 11574 Days

Day: 16.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,871,172 km

• M1: 95,743 km (0.117 R)
• M2: 469,139 km (0.093 R)
• M3: 813,364 km (0.117 R)
• M4: 1,295,667 km (0.086 R)
• M5: 1,939,088 km (0.108 R)
• M6: 2,253,991 km (0.085 R)
• M7: 2,756,640 km (0.112 R)
• M8: 3,181,049 km (0.076 R)
• M9: 3,758,198 km (0.088 R)
• M10: 4,591,308 km (0.114 R)
• M11: 6,824,056 km (0.114 R)
• M12: 7,781,782 km (0.052 R)
• M13: 8,678,771 km (0.108 R)
• M14: 12,771,170 km (0.066 R)
• M15: 13,747,446 km (0.104 R)
• M16: 15,774,497 km (0.118 R)
• M17: 18,804,004 km (0.062 R)
• M18: 19,218,539 km (0.05 R)
• M19: 19,470,013 km (0.112 R)
• M20: 20,151,880 km (0.081 R)
• M21: 21,114,991 km (0.073 R)
• M22: 25,076,193 km (0.084 R)
• M23: 29,284,082 km (0.103 R)
• M24: 32,376,121 km (0.086 R)
• M25: 33,817,795 km (0.082 R)
• M26: 34,926,764 km (0.113 R)
• M27: 36,699,649 km (0.116 R)
• M28: 37,870,402 km (0.094 R)
• M29: 40,423,738 km (0.054 R)
• M30: 44,100,704 km (0.098 R)
• M31: 58,367,404 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.8

Radius: 3.2

Gravity: 78.01 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.86 AU - 11.02 AU

Year: 18441 Days

Day: 24.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 75,871,172 km

• M1: 39,943 km (0.107 R)
• M2: 184,305 km (0.1 R)
• M3: 646,412 km (0.114 R)
• M4: 938,577 km (0.115 R)
• M5: 1,267,842 km (0.041 R)
• M6: 1,947,166 km (0.073 R)
• M7: 2,342,852 km (0.08 R)
• M8: 2,814,834 km (0.115 R)
• M9: 3,153,673 km (0.052 R)
• M10: 3,291,004 km (0.117 R)
• M11: 3,788,267 km (0.118 R)
• M12: 3,943,549 km (0.114 R)
• M13: 4,784,589 km (0.117 R)
• M14: 6,996,094 km (0.071 R)
• M15: 7,517,592 km (0.087 R)
• M16: 7,763,082 km (0.112 R)
• M17: 10,098,903 km (0.073 R)
• M18: 11,075,628 km (0.101 R)
• M19: 11,586,953 km (0.097 R)
• M20: 13,572,117 km (0.091 R)
• M21: 16,501,393 km (0.05 R)
• M22: 19,732,707 km (0.091 R)
• M23: 20,673,379 km (0.075 R)
• M24: 21,840,990 km (0.108 R)
• M25: 26,049,926 km (0.053 R)
• M26: 30,768,542 km (0.072 R)
• M27: 31,648,776 km (0.116 R)
• M28: 31,775,934 km (0.061 R)
• M29: 32,287,708 km (0.039 R)
• M30: 35,474,891 km (0.087 R)
• M31: 37,285,773 km (0.053 R)
• M32: 40,639,010 km (0.117 R)
• M33: 42,620,284 km (0.075 R)
• M34: 43,086,431 km (0.1 R)
• M35: 48,441,287 km (0.118 R)
• M36: 55,136,838 km (0.063 R)
• M37: 56,620,849 km (0.078 R)
• M38: 62,623,015 km (0.108 R)
• M39: 64,850,677 km (0.099 R)
• M40: 66,921,111 km (0.085 R)
• M41: 68,396,446 km (0.085 R)
• M42: 70,541,230 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 18,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit