🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 259 Days

Day: 15.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.1

Radius: 11.7

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.58 AU - 0.82 AU

Year: 372 Days

Day: 8.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 11,822,495 km

• M1: 147,055 km (0.106 R)
• M2: 223,350 km (0.047 R)
• M3: 303,983 km (0.087 R)
• M4: 503,846 km (0.112 R)
• M5: 597,643 km (0.094 R)
• M6: 674,537 km (0.107 R)
• M7: 755,469 km (0.116 R)
• M8: 874,998 km (0.062 R)
• M9: 983,008 km (0.119 R)
• M10: 1,168,659 km (0.113 R)
• M11: 1,253,481 km (0.115 R)
• M12: 1,330,075 km (0.081 R)
• M13: 1,466,957 km (0.047 R)
• M14: 1,726,509 km (0.071 R)
• M15: 1,824,196 km (0.103 R)
• M16: 1,929,663 km (0.109 R)
• M17: 2,055,475 km (0.099 R)
• M18: 2,227,512 km (0.039 R)
• M19: 2,398,203 km (0.066 R)
• M20: 2,507,859 km (0.117 R)
• M21: 2,658,953 km (0.083 R)
• M22: 3,307,908 km (0.083 R)
• M23: 3,466,931 km (0.111 R)
• M24: 3,777,496 km (0.109 R)
• M25: 3,943,849 km (0.108 R)
• M26: 4,089,407 km (0.089 R)
• M27: 4,166,899 km (0.096 R)
• M28: 4,307,371 km (0.094 R)
• M29: 4,393,989 km (0.066 R)
• M30: 4,609,260 km (0.111 R)
• M31: 4,762,897 km (0.12 R)
• M32: 4,975,924 km (0.027 R)
• M33: 5,208,699 km (0.04 R)
• M34: 5,284,395 km (0.087 R)
• M35: 5,368,918 km (0.087 R)
• M36: 5,780,611 km (0.075 R)
• M37: 5,867,827 km (0.08 R)
• M38: 5,946,515 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.1

Radius: 12.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.79 AU - 0.95 AU

Year: 516 Days

Day: 10.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 11,822,495 km

• M1: 151,842 km (0.095 R)
• M2: 228,586 km (0.097 R)
• M3: 319,840 km (0.071 R)
• M4: 422,464 km (0.095 R)
• M5: 511,176 km (0.111 R)
• M6: 619,634 km (0.058 R)
• M7: 737,069 km (0.051 R)
• M8: 963,859 km (0.063 R)
• M9: 1,088,773 km (0.069 R)
• M10: 1,234,781 km (0.118 R)
• M11: 1,458,430 km (0.105 R)
• M12: 1,581,100 km (0.03 R)
• M13: 1,678,339 km (0.062 R)
• M14: 1,825,094 km (0.028 R)
• M15: 1,958,087 km (0.083 R)
• M16: 2,106,787 km (0.079 R)
• M17: 2,278,824 km (0.1 R)
• M18: 2,376,362 km (0.119 R)
• M19: 2,542,266 km (0.095 R)
• M20: 2,670,920 km (0.089 R)
• M21: 2,822,762 km (0.043 R)
• M22: 3,013,200 km (0.062 R)
• M23: 3,127,942 km (0.081 R)
• M24: 3,332,592 km (0.077 R)
• M25: 3,443,893 km (0.098 R)
• M26: 3,609,647 km (0.037 R)
• M27: 3,716,460 km (0.077 R)
• M28: 3,863,215 km (0.091 R)
• M29: 4,106,910 km (0.074 R)
• M30: 4,290,916 km (0.057 R)
• M31: 4,396,233 km (0.081 R)
• M32: 4,576,348 km (0.095 R)
• M33: 4,742,253 km (0.095 R)
• M34: 4,868,064 km (0.089 R)
• M35: 5,011,977 km (0.061 R)
• M36: 5,183,117 km (0.092 R)
• M37: 5,260,759 km (0.052 R)
• M38: 5,364,879 km (0.084 R)
• M39: 5,513,579 km (0.094 R)
• M40: 5,663,775 km (0.07 R)
• M41: 6,031,487 km (0.058 R)
• M42: 6,113,167 km (0.11 R)
• M43: 6,241,223 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.2

Radius: 14.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.21 AU - 1.41 AU

Year: 953 Days

Day: 8.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 11,822,495 km

• M1: 186,100 km (0.111 R)
• M2: 314,455 km (0.102 R)
• M3: 422,165 km (0.118 R)
• M4: 525,388 km (0.062 R)
• M5: 625,170 km (0.082 R)
• M6: 717,322 km (0.081 R)
• M7: 819,348 km (0.097 R)
• M8: 922,720 km (0.098 R)
• M9: 1,026,541 km (0.055 R)
• M10: 1,130,062 km (0.105 R)
• M11: 1,257,370 km (0.096 R)
• M12: 1,358,947 km (0.069 R)
• M13: 1,516,922 km (0.112 R)
• M14: 1,748,949 km (0.111 R)
• M15: 1,951,504 km (0.106 R)
• M16: 2,076,867 km (0.099 R)
• M17: 2,174,405 km (0.095 R)
• M18: 2,273,439 km (0.082 R)
• M19: 2,367,835 km (0.074 R)
• M20: 2,476,443 km (0.105 R)
• M21: 2,692,163 km (0.085 R)
• M22: 2,832,785 km (0.112 R)
• M23: 2,927,930 km (0.106 R)
• M24: 3,072,740 km (0.094 R)
• M25: 3,241,337 km (0.107 R)
• M26: 3,333,938 km (0.115 R)
• M27: 3,787,968 km (0.112 R)
• M28: 3,916,023 km (0.105 R)
• M29: 4,022,537 km (0.097 R)
• M30: 4,293,309 km (0.115 R)
• M31: 4,538,201 km (0.093 R)
• M32: 4,812,115 km (0.081 R)
• M33: 5,166,362 km (0.101 R)
• M34: 5,342,589 km (0.11 R)
• M35: 5,461,220 km (0.111 R)
• M36: 5,606,330 km (0.047 R)
• M37: 5,935,595 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.3

Radius: 13.9

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.45 AU - 2.33 AU

Year: 1652 Days

Day: 14.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 11,822,495 km

• M1: 182,360 km (0.028 R)
• M2: 274,362 km (0.108 R)
• M3: 393,143 km (0.106 R)
• M4: 505,342 km (0.066 R)
• M5: 723,754 km (0.067 R)
• M6: 1,189,602 km (0.084 R)
• M7: 1,287,589 km (0.117 R)
• M8: 1,388,717 km (0.068 R)
• M9: 1,566,888 km (0.115 R)
• M10: 1,764,357 km (0.118 R)
• M11: 2,052,632 km (0.079 R)
• M12: 2,196,546 km (0.079 R)
• M13: 2,343,899 km (0.119 R)
• M14: 2,456,846 km (0.058 R)
• M15: 2,899,805 km (0.04 R)
• M16: 3,048,655 km (0.093 R)
• M17: 3,172,372 km (0.108 R)
• M18: 3,340,072 km (0.046 R)
• M19: 3,453,467 km (0.039 R)
• M20: 3,597,081 km (0.096 R)
• M21: 3,698,957 km (0.058 R)
• M22: 3,816,391 km (0.117 R)
• M23: 3,965,241 km (0.094 R)
• M24: 4,085,518 km (0.097 R)
• M25: 4,658,328 km (0.103 R)
• M26: 4,946,304 km (0.09 R)
• M27: 5,076,155 km (0.045 R)
• M28: 5,691,900 km (0.12 R)
• M29: 5,896,699 km (0.044 R)
• M30: 6,121,246 km (0.076 R)
• M31: 6,366,437 km (0.099 R)
• M32: 6,454,849 km (0.113 R)
• M33: 6,668,624 km (0.059 R)
• M34: 6,993,551 km (0.072 R)
• M35: 7,342,413 km (0.066 R)
• M36: 7,528,363 km (0.065 R)
• M37: 7,659,411 km (0.118 R)
• M38: 7,942,899 km (0.119 R)
• M39: 8,152,934 km (0.089 R)
• M40: 8,461,854 km (0.113 R)
• M41: 9,131,005 km (0.098 R)
• M42: 9,270,879 km (0.066 R)
• M43: 9,492,284 km (0.11 R)
• M44: 9,858,200 km (0.097 R)
• M45: 10,146,027 km (0.115 R)
• M46: 10,353,369 km (0.029 R)
• M47: 10,562,208 km (0.092 R)
• M48: 10,941,439 km (0.118 R)
• M49: 11,196,802 km (0.106 R)
• M50: 11,325,307 km (0.095 R)
• M51: 11,454,260 km (0.101 R)
• M52: 11,735,205 km (0.105 R)
• M53: 12,128,199 km (0.073 R)
• M54: 12,348,407 km (0.1 R)
• M55: 12,525,381 km (0.074 R)
• M56: 12,636,532 km (0.085 R)
• M57: 12,837,442 km (0.075 R)
• M58: 12,927,051 km (0.053 R)
• M59: 13,106,868 km (0.069 R)
• M60: 13,287,582 km (0.093 R)
• M61: 14,458,784 km (0.112 R)
• M62: 14,809,591 km (0.117 R)
• M63: 14,950,811 km (0.083 R)
• M64: 15,305,508 km (0.079 R)
• M65: 16,023,428 km (0.095 R)
• M66: 16,240,943 km (0.077 R)

Asteroid Belt

Center: 2.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.6

Radius: 11.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.49 AU - 3.99 AU

Year: 4599 Days

Day: 14.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 173.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 11,822,495 km

• M1: 158,424 km (0.104 R)
• M2: 243,545 km (0.085 R)
• M3: 378,183 km (0.098 R)
• M4: 569,070 km (0.069 R)
• M5: 814,710 km (0.112 R)
• M6: 925,861 km (0.075 R)
• M7: 1,133,353 km (0.083 R)
• M8: 1,250,937 km (0.029 R)
• M9: 1,331,870 km (0.044 R)
• M10: 1,524,851 km (0.089 R)
• M11: 1,790,687 km (0.109 R)
• M12: 2,954,857 km (0.079 R)
• M13: 3,108,793 km (0.112 R)
• M14: 3,413,375 km (0.088 R)
• M15: 3,680,407 km (0.111 R)
• M16: 3,763,134 km (0.063 R)
• M17: 4,309,615 km (0.037 R)
• M18: 4,573,207 km (0.104 R)
• M19: 4,687,799 km (0.108 R)
• M20: 4,881,079 km (0.115 R)
• M21: 5,011,229 km (0.072 R)
• M22: 5,262,105 km (0.095 R)
• M23: 5,409,160 km (0.045 R)
• M24: 5,530,484 km (0.089 R)
• M25: 5,969,404 km (0.069 R)
• M26: 6,249,451 km (0.093 R)
• M27: 6,376,908 km (0.092 R)
• M28: 6,851,732 km (0.109 R)
• M29: 7,248,765 km (0.045 R)
• M30: 7,729,124 km (0.051 R)
• M31: 8,034,453 km (0.103 R)
• M32: 8,359,529 km (0.053 R)
• M33: 8,437,619 km (0.093 R)
• M34: 8,610,105 km (0.065 R)
• M35: 8,767,931 km (0.118 R)
• M36: 9,409,108 km (0.096 R)
• M37: 9,949,455 km (0.078 R)
• M38: 10,248,352 km (0.119 R)
• M39: 10,889,379 km (0.114 R)
• M40: 11,163,143 km (0.051 R)
• M41: 11,266,365 km (0.112 R)
• M42: 11,439,151 km (0.062 R)
• M43: 11,595,481 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 14,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit